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parser_test.go
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// Copyright 2015 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
package parser_test
import (
"fmt"
"runtime"
"strings"
"testing"
. "github.com/pingcap/check"
"github.com/pingcap/errors"
"github.com/pingcap/parser"
"github.com/pingcap/parser/ast"
"github.com/pingcap/parser/charset"
. "github.com/pingcap/parser/format"
"github.com/pingcap/parser/model"
"github.com/pingcap/parser/mysql"
"github.com/pingcap/parser/terror"
"github.com/pingcap/tidb/types"
driver "github.com/pingcap/tidb/types/parser_driver"
)
func TestT(t *testing.T) {
CustomVerboseFlag = true
TestingT(t)
}
var _ = Suite(&testParserSuite{})
type testParserSuite struct {
enableWindowFunc bool
}
func (s *testParserSuite) TestSimple(c *C) {
parser := parser.New()
reservedKws := []string{
"add", "all", "alter", "analyze", "and", "as", "asc", "between", "bigint",
"binary", "blob", "both", "by", "cascade", "case", "change", "character", "check", "collate",
"column", "constraint", "convert", "create", "cross", "current_date", "current_time",
"current_timestamp", "current_user", "database", "databases", "day_hour", "day_microsecond",
"day_minute", "day_second", "decimal", "default", "delete", "desc", "describe",
"distinct", "distinctRow", "div", "double", "drop", "dual", "else", "enclosed", "escaped",
"exists", "explain", "false", "float", "for", "force", "foreign", "from",
"fulltext", "grant", "group", "having", "hour_microsecond", "hour_minute",
"hour_second", "if", "ignore", "in", "index", "infile", "inner", "insert", "int", "into", "integer",
"interval", "is", "join", "key", "keys", "kill", "leading", "left", "like", "limit", "lines", "load",
"localtime", "localtimestamp", "lock", "longblob", "longtext", "mediumblob", "maxvalue", "mediumint", "mediumtext",
"minute_microsecond", "minute_second", "mod", "not", "no_write_to_binlog", "null", "numeric",
"on", "option", "optionally", "or", "order", "outer", "partition", "precision", "primary", "procedure", "range", "read", "real",
"references", "regexp", "rename", "repeat", "replace", "revoke", "restrict", "right", "rlike",
"schema", "schemas", "second_microsecond", "select", "set", "show", "smallint",
"starting", "table", "terminated", "then", "tinyblob", "tinyint", "tinytext", "to",
"trailing", "true", "union", "unique", "unlock", "unsigned",
"update", "use", "using", "utc_date", "values", "varbinary", "varchar",
"when", "where", "write", "xor", "year_month", "zerofill",
"generated", "virtual", "stored", "usage",
"delayed", "high_priority", "low_priority",
"cumeDist", "denseRank", "firstValue", "lag", "lastValue", "lead", "nthValue", "ntile",
"over", "percentRank", "rank", "row", "rows", "rowNumber", "window", "linear",
// TODO: support the following keywords
// "with",
}
for _, kw := range reservedKws {
src := fmt.Sprintf("SELECT * FROM db.%s;", kw)
_, err := parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil, Commentf("source %s", src))
src = fmt.Sprintf("SELECT * FROM %s.desc", kw)
_, err = parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil, Commentf("source %s", src))
src = fmt.Sprintf("SELECT t.%s FROM t", kw)
_, err = parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil, Commentf("source %s", src))
}
// Testcase for unreserved keywords
unreservedKws := []string{
"auto_increment", "after", "begin", "bit", "bool", "boolean", "charset", "columns", "commit",
"date", "datediff", "datetime", "deallocate", "do", "from_days", "end", "engine", "engines", "execute", "first", "full",
"local", "names", "offset", "password", "prepare", "quick", "rollback", "session", "signed",
"start", "global", "tables", "tablespace", "text", "time", "timestamp", "tidb", "transaction", "truncate", "unknown",
"value", "warnings", "year", "now", "substr", "subpartition", "subpartitions", "substring", "mode", "any", "some", "user", "identified",
"collation", "comment", "avg_row_length", "checksum", "compression", "connection", "key_block_size",
"max_rows", "min_rows", "national", "quarter", "escape", "grants", "status", "fields", "triggers",
"delay_key_write", "isolation", "partitions", "repeatable", "committed", "uncommitted", "only", "serializable", "level",
"curtime", "variables", "dayname", "version", "btree", "hash", "row_format", "dynamic", "fixed", "compressed",
"compact", "redundant", "sql_no_cache sql_no_cache", "sql_cache sql_cache", "action", "round",
"enable", "disable", "reverse", "space", "privileges", "get_lock", "release_lock", "sleep", "no", "greatest", "least",
"binlog", "hex", "unhex", "function", "indexes", "from_unixtime", "processlist", "events", "less", "than", "timediff",
"ln", "log", "log2", "log10", "timestampdiff", "pi", "quote", "none", "super", "shared", "exclusive",
"always", "stats", "stats_meta", "stats_histogram", "stats_buckets", "stats_healthy", "tidb_version", "replication", "slave", "client",
"max_connections_per_hour", "max_queries_per_hour", "max_updates_per_hour", "max_user_connections", "event", "reload", "routine", "temporary",
"following", "preceding", "unbounded", "respect", "nulls", "current", "last",
}
for _, kw := range unreservedKws {
src := fmt.Sprintf("SELECT %s FROM tbl;", kw)
_, err := parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil, Commentf("source %s", src))
}
// Testcase for prepared statement
src := "SELECT id+?, id+? from t;"
_, err := parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil)
// Testcase for -- Comment and unary -- operator
src = "CREATE TABLE foo (a SMALLINT UNSIGNED, b INT UNSIGNED); -- foo\nSelect --1 from foo;"
stmts, _, err := parser.Parse(src, "", "")
c.Assert(err, IsNil)
c.Assert(stmts, HasLen, 2)
// Testcase for /*! xx */
// See http://dev.mysql.com/doc/refman/5.7/en/comments.html
// Fix: https://github.com/pingcap/tidb/issues/971
src = "/*!40101 SET character_set_client = utf8 */;"
stmts, _, err = parser.Parse(src, "", "")
c.Assert(err, IsNil)
c.Assert(stmts, HasLen, 1)
stmt := stmts[0]
_, ok := stmt.(*ast.SetStmt)
c.Assert(ok, IsTrue)
// for issue #2017
src = "insert into blobtable (a) values ('/*! truncated */');"
stmt, err = parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil)
is, ok := stmt.(*ast.InsertStmt)
c.Assert(ok, IsTrue)
c.Assert(is.Lists, HasLen, 1)
c.Assert(is.Lists[0], HasLen, 1)
c.Assert(is.Lists[0][0].(ast.ValueExpr).GetDatumString(), Equals, "/*! truncated */")
// Testcase for CONVERT(expr,type)
src = "SELECT CONVERT('111', SIGNED);"
st, err := parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil)
ss, ok := st.(*ast.SelectStmt)
c.Assert(ok, IsTrue)
c.Assert(len(ss.Fields.Fields), Equals, 1)
cv, ok := ss.Fields.Fields[0].Expr.(*ast.FuncCastExpr)
c.Assert(ok, IsTrue)
c.Assert(cv.FunctionType, Equals, ast.CastConvertFunction)
// for query start with comment
srcs := []string{
"/* some comments */ SELECT CONVERT('111', SIGNED) ;",
"/* some comments */ /*comment*/ SELECT CONVERT('111', SIGNED) ;",
"SELECT /*comment*/ CONVERT('111', SIGNED) ;",
"SELECT CONVERT('111', /*comment*/ SIGNED) ;",
"SELECT CONVERT('111', SIGNED) /*comment*/;",
}
for _, src := range srcs {
st, err = parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil)
ss, ok = st.(*ast.SelectStmt)
c.Assert(ok, IsTrue)
}
// for issue #961
src = "create table t (c int key);"
st, err = parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil)
cs, ok := st.(*ast.CreateTableStmt)
c.Assert(ok, IsTrue)
c.Assert(cs.Cols, HasLen, 1)
c.Assert(cs.Cols[0].Options, HasLen, 1)
c.Assert(cs.Cols[0].Options[0].Tp, Equals, ast.ColumnOptionPrimaryKey)
// for issue #4497
src = "create table t1(a NVARCHAR(100));"
_, err = parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil)
// for issue 2803
src = "use quote;"
_, err = parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil)
// issue #4354
src = "select b'';"
_, err = parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil)
src = "select B'';"
_, err = parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil)
// src = "select 0b'';"
// _, err = parser.ParseOneStmt(src, "", "")
// c.Assert(err, NotNil)
// for #4909, support numericType `signed` filedOpt.
src = "CREATE TABLE t(_sms smallint signed, _smu smallint unsigned);"
_, err = parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil)
// for #7371, support NATIONAL CHARACTER
// reference link: https://dev.mysql.com/doc/refman/5.7/en/charset-national.html
src = "CREATE TABLE t(c1 NATIONAL CHARACTER(10));"
_, err = parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil)
src = `CREATE TABLE t(a tinyint signed,
b smallint signed,
c mediumint signed,
d int signed,
e int1 signed,
f int2 signed,
g int3 signed,
h int4 signed,
i int8 signed,
j integer signed,
k bigint signed,
l bool signed,
m boolean signed
);`
st, err = parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil)
ct, ok := st.(*ast.CreateTableStmt)
c.Assert(ok, IsTrue)
for _, col := range ct.Cols {
c.Assert(col.Tp.Flag&mysql.UnsignedFlag, Equals, uint(0))
}
// for issue #4006
src = `insert into tb(v) (select v from tb);`
_, err = parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil)
// for issue #9823
src = "SELECT 9223372036854775807;"
st, err = parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil)
sel, ok := st.(*ast.SelectStmt)
c.Assert(ok, IsTrue)
expr := sel.Fields.Fields[0]
vExpr := expr.Expr.(*driver.ValueExpr)
c.Assert(vExpr.Kind(), Equals, types.KindInt64)
src = "SELECT 9223372036854775808;"
st, err = parser.ParseOneStmt(src, "", "")
c.Assert(err, IsNil)
sel, ok = st.(*ast.SelectStmt)
c.Assert(ok, IsTrue)
expr = sel.Fields.Fields[0]
vExpr = expr.Expr.(*driver.ValueExpr)
c.Assert(vExpr.Kind(), Equals, types.KindUint64)
}
type testCase struct {
src string
ok bool
restore string
}
type testErrMsgCase struct {
src string
ok bool
err error
}
func (s *testParserSuite) RunTest(c *C, table []testCase) {
parser := parser.New()
parser.EnableWindowFunc(s.enableWindowFunc)
for _, t := range table {
_, _, err := parser.Parse(t.src, "", "")
comment := Commentf("source %v", t.src)
if !t.ok {
c.Assert(err, NotNil, comment)
continue
}
c.Assert(err, IsNil, comment)
// restore correctness test
if t.ok {
s.RunRestoreTest(c, t.src, t.restore)
}
}
}
func (s *testParserSuite) RunRestoreTest(c *C, sourceSQLs, expectSQLs string) {
var sb strings.Builder
parser := parser.New()
parser.EnableWindowFunc(s.enableWindowFunc)
comment := Commentf("source %v", sourceSQLs)
stmts, _, err := parser.Parse(sourceSQLs, "", "")
c.Assert(err, IsNil, comment)
restoreSQLs := ""
for _, stmt := range stmts {
sb.Reset()
err = stmt.Restore(NewRestoreCtx(DefaultRestoreFlags, &sb))
c.Assert(err, IsNil, comment)
restoreSQL := sb.String()
comment = Commentf("source %v; restore %v", sourceSQLs, restoreSQL)
restoreStmt, err := parser.ParseOneStmt(restoreSQL, "", "")
c.Assert(err, IsNil, comment)
CleanNodeText(stmt)
CleanNodeText(restoreStmt)
c.Assert(restoreStmt, DeepEquals, stmt, comment)
if restoreSQLs != "" {
restoreSQLs += "; "
}
restoreSQLs += restoreSQL
}
comment = Commentf("restore %v; expect %v", restoreSQLs, expectSQLs)
c.Assert(restoreSQLs, Equals, expectSQLs, comment)
}
func (s *testParserSuite) RunErrMsgTest(c *C, table []testErrMsgCase) {
parser := parser.New()
for _, t := range table {
_, _, err := parser.Parse(t.src, "", "")
comment := Commentf("source %v", t.src)
if t.err != nil {
c.Assert(terror.ErrorEqual(err, t.err), IsTrue, comment)
} else {
c.Assert(err, IsNil, comment)
}
}
}
func (s *testParserSuite) TestDMLStmt(c *C) {
table := []testCase{
{"", true, ""},
{";", true, ""},
{"INSERT INTO foo VALUES (1234)", true, "INSERT INTO `foo` VALUES (1234)"},
{"INSERT INTO foo VALUES (1234, 5678)", true, "INSERT INTO `foo` VALUES (1234,5678)"},
{"INSERT INTO t1 (SELECT * FROM t2)", true, "INSERT INTO `t1` SELECT * FROM `t2`"},
// 15
{"INSERT INTO foo VALUES (1 || 2)", true, "INSERT INTO `foo` VALUES (1 OR 2)"},
{"INSERT INTO foo VALUES (1 | 2)", true, "INSERT INTO `foo` VALUES (1|2)"},
{"INSERT INTO foo VALUES (false || true)", true, "INSERT INTO `foo` VALUES (FALSE OR TRUE)"},
{"INSERT INTO foo VALUES (bar(5678))", true, "INSERT INTO `foo` VALUES (BAR(5678))"},
// 20
{"INSERT INTO foo VALUES ()", true, "INSERT INTO `foo` VALUES ()"},
{"SELECT * FROM t", true, "SELECT * FROM `t`"},
{"SELECT * FROM t AS u", true, "SELECT * FROM `t` AS `u`"},
// 25
{"SELECT * FROM t, v", true, "SELECT * FROM (`t`) JOIN `v`"},
{"SELECT * FROM t AS u, v", true, "SELECT * FROM (`t` AS `u`) JOIN `v`"},
{"SELECT * FROM t, v AS w", true, "SELECT * FROM (`t`) JOIN `v` AS `w`"},
{"SELECT * FROM t AS u, v AS w", true, "SELECT * FROM (`t` AS `u`) JOIN `v` AS `w`"},
{"SELECT * FROM foo, bar, foo", true, "SELECT * FROM ((`foo`) JOIN `bar`) JOIN `foo`"},
// 30
{"SELECT DISTINCTS * FROM t", false, ""},
{"SELECT DISTINCT * FROM t", true, "SELECT DISTINCT * FROM `t`"},
{"SELECT DISTINCTROW * FROM t", true, "SELECT DISTINCT * FROM `t`"},
{"SELECT ALL * FROM t", true, "SELECT * FROM `t`"},
{"SELECT DISTINCT ALL * FROM t", false, ""},
{"SELECT DISTINCTROW ALL * FROM t", false, ""},
{"INSERT INTO foo (a) VALUES (42)", true, "INSERT INTO `foo` (`a`) VALUES (42)"},
{"INSERT INTO foo (a,) VALUES (42,)", false, ""},
// 35
{"INSERT INTO foo (a,b) VALUES (42,314)", true, "INSERT INTO `foo` (`a`,`b`) VALUES (42,314)"},
{"INSERT INTO foo (a,b,) VALUES (42,314)", false, ""},
{"INSERT INTO foo (a,b,) VALUES (42,314,)", false, ""},
{"INSERT INTO foo () VALUES ()", true, "INSERT INTO `foo` () VALUES ()"},
{"INSERT INTO foo VALUE ()", true, "INSERT INTO `foo` VALUES ()"},
// for issue 2402
{"INSERT INTO tt VALUES (01000001783);", true, "INSERT INTO `tt` VALUES (1000001783)"},
{"INSERT INTO tt VALUES (default);", true, "INSERT INTO `tt` VALUES (DEFAULT)"},
{"REPLACE INTO foo VALUES (1 || 2)", true, "REPLACE INTO `foo` VALUES (1 OR 2)"},
{"REPLACE INTO foo VALUES (1 | 2)", true, "REPLACE INTO `foo` VALUES (1|2)"},
{"REPLACE INTO foo VALUES (false || true)", true, "REPLACE INTO `foo` VALUES (FALSE OR TRUE)"},
{"REPLACE INTO foo VALUES (bar(5678))", true, "REPLACE INTO `foo` VALUES (BAR(5678))"},
{"REPLACE INTO foo VALUES ()", true, "REPLACE INTO `foo` VALUES ()"},
{"REPLACE INTO foo (a,b) VALUES (42,314)", true, "REPLACE INTO `foo` (`a`,`b`) VALUES (42,314)"},
{"REPLACE INTO foo (a,b,) VALUES (42,314)", false, ""},
{"REPLACE INTO foo (a,b,) VALUES (42,314,)", false, ""},
{"REPLACE INTO foo () VALUES ()", true, "REPLACE INTO `foo` () VALUES ()"},
{"REPLACE INTO foo VALUE ()", true, "REPLACE INTO `foo` VALUES ()"},
// 40
{`SELECT stuff.id
FROM stuff
WHERE stuff.value >= ALL (SELECT stuff.value
FROM stuff)`, true, "SELECT `stuff`.`id` FROM `stuff` WHERE `stuff`.`value`>=ALL (SELECT `stuff`.`value` FROM `stuff`)"},
{"BEGIN", true, "START TRANSACTION"},
{"START TRANSACTION", true, "START TRANSACTION"},
// 45
{"COMMIT", true, "COMMIT"},
{"ROLLBACK", true, "ROLLBACK"},
{`BEGIN;
INSERT INTO foo VALUES (42, 3.14);
INSERT INTO foo VALUES (-1, 2.78);
COMMIT;`, true, "START TRANSACTION; INSERT INTO `foo` VALUES (42,3.14); INSERT INTO `foo` VALUES (-1,2.78); COMMIT"},
{`BEGIN;
INSERT INTO tmp SELECT * from bar;
SELECT * from tmp;
ROLLBACK;`, true, "START TRANSACTION; INSERT INTO `tmp` SELECT * FROM `bar`; SELECT * FROM `tmp`; ROLLBACK"},
// qualified select
{"SELECT a.b.c FROM t", true, "SELECT `a`.`b`.`c` FROM `t`"},
{"SELECT a.b.*.c FROM t", false, ""},
{"SELECT a.b.* FROM t", true, "SELECT `a`.`b`.* FROM `t`"},
{"SELECT a FROM t", true, "SELECT `a` FROM `t`"},
{"SELECT a.b.c.d FROM t", false, ""},
// do statement
{"DO 1", true, "DO 1"},
{"DO 1, sleep(1)", true, "DO 1, SLEEP(1)"},
{"DO 1 from t", false, ""},
// load data
{"load data local infile '/tmp/tmp.csv' into table t1 fields terminated by ',' optionally enclosed by '\"' ignore 1 lines", true, "LOAD DATA LOCAL INFILE '/tmp/tmp.csv' INTO TABLE `t1` FIELDS TERMINATED BY ',' ENCLOSED BY '\"' IGNORE 1 LINES"},
{"load data infile '/tmp/t.csv' into table t", true, "LOAD DATA INFILE '/tmp/t.csv' INTO TABLE `t`"},
{"load data infile '/tmp/t.csv' into table t character set utf8", true, "LOAD DATA INFILE '/tmp/t.csv' INTO TABLE `t`"},
{"load data infile '/tmp/t.csv' into table t fields terminated by 'ab'", true, "LOAD DATA INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab'"},
{"load data infile '/tmp/t.csv' into table t columns terminated by 'ab'", true, "LOAD DATA INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab'"},
{"load data infile '/tmp/t.csv' into table t fields terminated by 'ab' enclosed by 'b'", true, "LOAD DATA INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' ENCLOSED BY 'b'"},
{"load data infile '/tmp/t.csv' into table t fields terminated by 'ab' enclosed by 'b' escaped by '*'", true, "LOAD DATA INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' ENCLOSED BY 'b' ESCAPED BY '*'"},
{"load data infile '/tmp/t.csv' into table t lines starting by 'ab'", true, "LOAD DATA INFILE '/tmp/t.csv' INTO TABLE `t` LINES STARTING BY 'ab'"},
{"load data infile '/tmp/t.csv' into table t lines starting by 'ab' terminated by 'xy'", true, "LOAD DATA INFILE '/tmp/t.csv' INTO TABLE `t` LINES STARTING BY 'ab' TERMINATED BY 'xy'"},
{"load data infile '/tmp/t.csv' into table t fields terminated by 'ab' lines terminated by 'xy'", true, "LOAD DATA INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' LINES TERMINATED BY 'xy'"},
{"load data infile '/tmp/t.csv' into table t terminated by 'xy' fields terminated by 'ab'", false, ""},
{"load data local infile '/tmp/t.csv' into table t", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t`"},
{"load data local infile '/tmp/t.csv' into table t fields terminated by 'ab'", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab'"},
{"load data local infile '/tmp/t.csv' into table t columns terminated by 'ab'", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab'"},
{"load data local infile '/tmp/t.csv' into table t fields terminated by 'ab' enclosed by 'b'", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' ENCLOSED BY 'b'"},
{"load data local infile '/tmp/t.csv' into table t fields terminated by 'ab' enclosed by 'b' escaped by '*'", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' ENCLOSED BY 'b' ESCAPED BY '*'"},
{"load data local infile '/tmp/t.csv' into table t character set utf8 fields terminated by 'ab' enclosed by 'b' escaped by '*'", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' ENCLOSED BY 'b' ESCAPED BY '*'"},
{"load data local infile '/tmp/t.csv' into table t lines starting by 'ab'", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` LINES STARTING BY 'ab'"},
{"load data local infile '/tmp/t.csv' into table t lines starting by 'ab' terminated by 'xy'", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` LINES STARTING BY 'ab' TERMINATED BY 'xy'"},
{"load data local infile '/tmp/t.csv' into table t fields terminated by 'ab' lines terminated by 'xy'", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' LINES TERMINATED BY 'xy'"},
{"load data local infile '/tmp/t.csv' into table t terminated by 'xy' fields terminated by 'ab'", false, ""},
{"load data infile '/tmp/t.csv' into table t (a,b)", true, "LOAD DATA INFILE '/tmp/t.csv' INTO TABLE `t` (`a`,`b`)"},
{"load data local infile '/tmp/t.csv' into table t (a,b)", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` (`a`,`b`)"},
{"load data local infile '/tmp/t.csv' into table t fields terminated by 'ab' (a,b)", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' (`a`,`b`)"},
{"load data local infile '/tmp/t.csv' into table t columns terminated by 'ab' (a,b)", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' (`a`,`b`)"},
{"load data local infile '/tmp/t.csv' into table t fields terminated by 'ab' enclosed by 'b' (a,b)", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' ENCLOSED BY 'b' (`a`,`b`)"},
{"load data local infile '/tmp/t.csv' into table t fields terminated by 'ab' enclosed by 'b' escaped by '*' (a,b)", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' ENCLOSED BY 'b' ESCAPED BY '*' (`a`,`b`)"},
{"load data local infile '/tmp/t.csv' into table t character set utf8 fields terminated by 'ab' enclosed by 'b' escaped by '*' (a,b)", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' ENCLOSED BY 'b' ESCAPED BY '*' (`a`,`b`)"},
{"load data local infile '/tmp/t.csv' into table t lines starting by 'ab' (a,b)", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` LINES STARTING BY 'ab' (`a`,`b`)"},
{"load data local infile '/tmp/t.csv' into table t lines starting by 'ab' terminated by 'xy' (a,b)", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` LINES STARTING BY 'ab' TERMINATED BY 'xy' (`a`,`b`)"},
{"load data local infile '/tmp/t.csv' into table t character set utf8 fields terminated by 'ab' lines terminated by 'xy' (a,b)", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' LINES TERMINATED BY 'xy' (`a`,`b`)"},
{"load data local infile '/tmp/t.csv' into table t fields terminated by 'ab' lines terminated by 'xy' (a,b)", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' LINES TERMINATED BY 'xy' (`a`,`b`)"},
{"load data local infile '/tmp/t.csv' into table t (a,b) fields terminated by 'ab'", false, ""},
{"load data local infile '/tmp/t.csv' into table t ignore 1 lines", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` IGNORE 1 LINES"},
{"load data local infile '/tmp/t.csv' into table t ignore -1 lines", false, ""},
{"load data local infile '/tmp/t.csv' into table t fields terminated by 'ab' enclosed by 'b' (a,b) ignore 1 lines", false, ""},
{"load data local infile '/tmp/t.csv' into table t lines starting by 'ab' terminated by 'xy' ignore 1 lines", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` LINES STARTING BY 'ab' TERMINATED BY 'xy' IGNORE 1 LINES"},
{"load data local infile '/tmp/t.csv' into table t fields terminated by 'ab' enclosed by 'b' escaped by '*' ignore 1 lines (a,b)", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' ENCLOSED BY 'b' ESCAPED BY '*' IGNORE 1 LINES (`a`,`b`)"},
{"load data local infile '/tmp/t.csv' into table t fields terminated by 'ab' enclosed by 'b' escaped by ''", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' ENCLOSED BY 'b' ESCAPED BY ''"},
{"load data local infile '/tmp/t.csv' into table t fields terminated by 'ab' enclosed by 'b' enclosed by 'b'", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' ENCLOSED BY 'b'"},
{"load data local infile '/tmp/t.csv' into table t fields terminated by 'ab' escaped by '' enclosed by 'b'", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' ENCLOSED BY 'b' ESCAPED BY ''"},
{"load data local infile '/tmp/t.csv' into table t fields terminated by 'ab' escaped by '' enclosed by 'b' SET b = CAST(CONV(MID(@var1, 3, LENGTH(@var1)-3), 2, 10) AS UNSIGNED);", true, "LOAD DATA LOCAL INFILE '/tmp/t.csv' INTO TABLE `t` FIELDS TERMINATED BY 'ab' ENCLOSED BY 'b' ESCAPED BY ''"},
// select for update
{"SELECT * from t for update", true, "SELECT * FROM `t` FOR UPDATE"},
{"SELECT * from t lock in share mode", true, "SELECT * FROM `t` LOCK IN SHARE MODE"},
// from join
{"SELECT * from t1, t2, t3", true, "SELECT * FROM ((`t1`) JOIN `t2`) JOIN `t3`"},
{"select * from t1 join t2 left join t3 on t2.id = t3.id", true, "SELECT * FROM (`t1` JOIN `t2`) LEFT JOIN `t3` ON `t2`.`id`=`t3`.`id`"},
{"select * from t1 right join t2 on t1.id = t2.id left join t3 on t3.id = t2.id", true, "SELECT * FROM (`t1` RIGHT JOIN `t2` ON `t1`.`id`=`t2`.`id`) LEFT JOIN `t3` ON `t3`.`id`=`t2`.`id`"},
{"select * from t1 right join t2 on t1.id = t2.id left join t3", false, ""},
{"select * from t1 join t2 left join t3 using (id)", true, "SELECT * FROM (`t1` JOIN `t2`) LEFT JOIN `t3` USING (`id`)"},
{"select * from t1 right join t2 using (id) left join t3 using (id)", true, "SELECT * FROM (`t1` RIGHT JOIN `t2` USING (`id`)) LEFT JOIN `t3` USING (`id`)"},
{"select * from t1 right join t2 using (id) left join t3", false, ""},
{"select * from t1 natural join t2", true, "SELECT * FROM `t1` NATURAL JOIN `t2`"},
{"select * from t1 natural right join t2", true, "SELECT * FROM `t1` NATURAL RIGHT JOIN `t2`"},
{"select * from t1 natural left outer join t2", true, "SELECT * FROM `t1` NATURAL LEFT JOIN `t2`"},
{"select * from t1 natural inner join t2", false, ""},
{"select * from t1 natural cross join t2", false, ""},
// for straight_join
{"select * from t1 straight_join t2 on t1.id = t2.id", true, "SELECT * FROM `t1` STRAIGHT_JOIN `t2` ON `t1`.`id`=`t2`.`id`"},
{"select straight_join * from t1 join t2 on t1.id = t2.id", true, "SELECT STRAIGHT_JOIN * FROM `t1` JOIN `t2` ON `t1`.`id`=`t2`.`id`"},
{"select straight_join * from t1 left join t2 on t1.id = t2.id", true, "SELECT STRAIGHT_JOIN * FROM `t1` LEFT JOIN `t2` ON `t1`.`id`=`t2`.`id`"},
{"select straight_join * from t1 right join t2 on t1.id = t2.id", true, "SELECT STRAIGHT_JOIN * FROM `t1` RIGHT JOIN `t2` ON `t1`.`id`=`t2`.`id`"},
{"select straight_join * from t1 straight_join t2 on t1.id = t2.id", true, "SELECT STRAIGHT_JOIN * FROM `t1` STRAIGHT_JOIN `t2` ON `t1`.`id`=`t2`.`id`"},
// delete statement
// single table syntax
{"DELETE from t1", true, "DELETE FROM `t1`"},
{"DELETE LOW_priORITY from t1", true, "DELETE LOW_PRIORITY FROM `t1`"},
{"DELETE quick from t1", true, "DELETE QUICK FROM `t1`"},
{"DELETE ignore from t1", true, "DELETE IGNORE FROM `t1`"},
{"DELETE low_priority quick ignore from t1", true, "DELETE LOW_PRIORITY QUICK IGNORE FROM `t1`"},
{"DELETE FROM t1 WHERE t1.a > 0 ORDER BY t1.a", true, "DELETE FROM `t1` WHERE `t1`.`a`>0 ORDER BY `t1`.`a`"},
{"delete from t1 where a=26", true, "DELETE FROM `t1` WHERE `a`=26"},
{"DELETE from t1 where a=1 limit 1", true, "DELETE FROM `t1` WHERE `a`=1 LIMIT 1"},
{"DELETE FROM t1 WHERE t1.a > 0 ORDER BY t1.a LIMIT 1", true, "DELETE FROM `t1` WHERE `t1`.`a`>0 ORDER BY `t1`.`a` LIMIT 1"},
// multi table syntax: before from
{"delete low_priority t1, t2 from t1, t2", true, "DELETE LOW_PRIORITY `t1`,`t2` FROM (`t1`) JOIN `t2`"},
{"delete quick t1, t2 from t1, t2", true, "DELETE QUICK `t1`,`t2` FROM (`t1`) JOIN `t2`"},
{"delete ignore t1, t2 from t1, t2", true, "DELETE IGNORE `t1`,`t2` FROM (`t1`) JOIN `t2`"},
{"delete low_priority quick ignore t1, t2 from t1, t2 where t1.a > 5", true, "DELETE LOW_PRIORITY QUICK IGNORE `t1`,`t2` FROM (`t1`) JOIN `t2` WHERE `t1`.`a`>5"},
{"delete t1, t2 from t1, t2", true, "DELETE `t1`,`t2` FROM (`t1`) JOIN `t2`"},
{"delete t1, t2 from t1, t2 where t1.a = 1 and t2.b <> 1", true, "DELETE `t1`,`t2` FROM (`t1`) JOIN `t2` WHERE `t1`.`a`=1 AND `t2`.`b`!=1"},
{"delete t1 from t1, t2", true, "DELETE `t1` FROM (`t1`) JOIN `t2`"},
{"delete t2 from t1, t2", true, "DELETE `t2` FROM (`t1`) JOIN `t2`"},
{"delete t1 from t1", true, "DELETE `t1` FROM `t1`"},
{"delete t1,t2,t3 from t1, t2, t3", true, "DELETE `t1`,`t2`,`t3` FROM ((`t1`) JOIN `t2`) JOIN `t3`"},
{"delete t1,t2,t3 from t1, t2, t3 where t3.c < 5 and t1.a = 3", true, "DELETE `t1`,`t2`,`t3` FROM ((`t1`) JOIN `t2`) JOIN `t3` WHERE `t3`.`c`<5 AND `t1`.`a`=3"},
{"delete t1 from t1, t1 as t2 where t1.b = t2.b and t1.a > t2.a", true, "DELETE `t1` FROM (`t1`) JOIN `t1` AS `t2` WHERE `t1`.`b`=`t2`.`b` AND `t1`.`a`>`t2`.`a`"},
{"delete t1.*,t2 from t1, t2", true, "DELETE `t1`,`t2` FROM (`t1`) JOIN `t2`"},
{"delete t1.*, t2.* from t1, t2", true, "DELETE `t1`,`t2` FROM (`t1`) JOIN `t2`"},
{"delete t11.*, t12.* from t11, t12 where t11.a = t12.a and t11.b <> 1", true, "DELETE `t11`,`t12` FROM (`t11`) JOIN `t12` WHERE `t11`.`a`=`t12`.`a` AND `t11`.`b`!=1"},
// multi table syntax: with using
{"DELETE quick FROM t1,t2 USING t1,t2", true, "DELETE QUICK FROM `t1`,`t2` USING (`t1`) JOIN `t2`"},
{"DELETE low_priority ignore FROM t1,t2 USING t1,t2", true, "DELETE LOW_PRIORITY IGNORE FROM `t1`,`t2` USING (`t1`) JOIN `t2`"},
{"DELETE low_priority quick ignore FROM t1,t2 USING t1,t2", true, "DELETE LOW_PRIORITY QUICK IGNORE FROM `t1`,`t2` USING (`t1`) JOIN `t2`"},
{"DELETE FROM t1 USING t1 WHERE post='1'", true, "DELETE FROM `t1` USING `t1` WHERE `post`='1'"},
{"DELETE FROM t1,t2 USING t1,t2", true, "DELETE FROM `t1`,`t2` USING (`t1`) JOIN `t2`"},
{"DELETE FROM t1,t2,t3 USING t1,t2,t3 where t3.a = 1", true, "DELETE FROM `t1`,`t2`,`t3` USING ((`t1`) JOIN `t2`) JOIN `t3` WHERE `t3`.`a`=1"},
{"DELETE FROM t2,t3 USING t1,t2,t3 where t1.a = 1", true, "DELETE FROM `t2`,`t3` USING ((`t1`) JOIN `t2`) JOIN `t3` WHERE `t1`.`a`=1"},
{"DELETE FROM t2.*,t3.* USING t1,t2,t3 where t1.a = 1", true, "DELETE FROM `t2`,`t3` USING ((`t1`) JOIN `t2`) JOIN `t3` WHERE `t1`.`a`=1"},
{"DELETE FROM t1,t2.*,t3.* USING t1,t2,t3 where t1.a = 1", true, "DELETE FROM `t1`,`t2`,`t3` USING ((`t1`) JOIN `t2`) JOIN `t3` WHERE `t1`.`a`=1"},
// for delete statement
{"DELETE t1, t2 FROM t1 INNER JOIN t2 INNER JOIN t3 WHERE t1.id=t2.id AND t2.id=t3.id;", true, "DELETE `t1`,`t2` FROM (`t1` JOIN `t2`) JOIN `t3` WHERE `t1`.`id`=`t2`.`id` AND `t2`.`id`=`t3`.`id`"},
{"DELETE FROM t1, t2 USING t1 INNER JOIN t2 INNER JOIN t3 WHERE t1.id=t2.id AND t2.id=t3.id;", true, "DELETE FROM `t1`,`t2` USING (`t1` JOIN `t2`) JOIN `t3` WHERE `t1`.`id`=`t2`.`id` AND `t2`.`id`=`t3`.`id`"},
// for optimizer hint in delete statement
{"DELETE /*+ TiDB_INLJ(t1, t2) */ t1, t2 from t1, t2 where t1.id=t2.id;", true, "DELETE /*+ TIDB_INLJ(`t1`, `t2`)*/ `t1`,`t2` FROM (`t1`) JOIN `t2` WHERE `t1`.`id`=`t2`.`id`"},
{"DELETE /*+ TiDB_HJ(t1, t2) */ t1, t2 from t1, t2 where t1.id=t2.id", true, "DELETE /*+ TIDB_HJ(`t1`, `t2`)*/ `t1`,`t2` FROM (`t1`) JOIN `t2` WHERE `t1`.`id`=`t2`.`id`"},
{"DELETE /*+ TiDB_SMJ(t1, t2) */ t1, t2 from t1, t2 where t1.id=t2.id", true, "DELETE /*+ TIDB_SMJ(`t1`, `t2`)*/ `t1`,`t2` FROM (`t1`) JOIN `t2` WHERE `t1`.`id`=`t2`.`id`"},
// for "USE INDEX" in delete statement
{"DELETE FROM t1 USE INDEX(idx_a) WHERE t1.id=1;", true, "DELETE FROM `t1` USE INDEX (`idx_a`) WHERE `t1`.`id`=1"},
{"DELETE t1, t2 FROM t1 USE INDEX(idx_a) JOIN t2 WHERE t1.id=t2.id;", true, "DELETE `t1`,`t2` FROM `t1` USE INDEX (`idx_a`) JOIN `t2` WHERE `t1`.`id`=`t2`.`id`"},
{"DELETE t1, t2 FROM t1 USE INDEX(idx_a) JOIN t2 USE INDEX(idx_a) WHERE t1.id=t2.id;", true, "DELETE `t1`,`t2` FROM `t1` USE INDEX (`idx_a`) JOIN `t2` USE INDEX (`idx_a`) WHERE `t1`.`id`=`t2`.`id`"},
// for fail case
{"DELETE t1, t2 FROM t1 INNER JOIN t2 INNER JOIN t3 WHERE t1.id=t2.id AND t2.id=t3.id limit 10;", false, ""},
{"DELETE t1, t2 FROM t1 INNER JOIN t2 INNER JOIN t3 WHERE t1.id=t2.id AND t2.id=t3.id order by t1.id;", false, ""},
// for admin
{"admin show ddl;", true, "ADMIN SHOW DDL"},
{"admin show ddl jobs;", true, "ADMIN SHOW DDL JOBS"},
{"admin show ddl jobs 20;", true, "ADMIN SHOW DDL JOBS 20"},
{"admin show ddl jobs -1;", false, ""},
{"admin show ddl job queries 1", true, "ADMIN SHOW DDL JOB QUERIES 1"},
{"admin show ddl job queries 1, 2, 3, 4", true, "ADMIN SHOW DDL JOB QUERIES 1, 2, 3, 4"},
{"admin show t1 next_row_id", true, "ADMIN SHOW `t1` NEXT_ROW_ID"},
{"admin check table t1, t2;", true, "ADMIN CHECK TABLE `t1`, `t2`"},
{"admin check index tableName idxName;", true, "ADMIN CHECK INDEX `tableName` idxName"},
{"admin check index tableName idxName (1, 2), (4, 5);", true, "ADMIN CHECK INDEX `tableName` idxName (1,2), (4,5)"},
{"admin checksum table t1, t2;", true, "ADMIN CHECKSUM TABLE `t1`, `t2`"},
{"admin cancel ddl jobs 1", true, "ADMIN CANCEL DDL JOBS 1"},
{"admin cancel ddl jobs 1, 2", true, "ADMIN CANCEL DDL JOBS 1, 2"},
{"admin recover index t1 idx_a", true, "ADMIN RECOVER INDEX `t1` idx_a"},
{"admin cleanup index t1 idx_a", true, "ADMIN CLEANUP INDEX `t1` idx_a"},
{"admin show slow top 3", true, "ADMIN SHOW SLOW TOP 3"},
{"admin show slow top internal 7", true, "ADMIN SHOW SLOW TOP INTERNAL 7"},
{"admin show slow top all 9", true, "ADMIN SHOW SLOW TOP ALL 9"},
{"admin show slow recent 11", true, "ADMIN SHOW SLOW RECENT 11"},
// for on duplicate key update
{"INSERT INTO t (a,b,c) VALUES (1,2,3),(4,5,6) ON DUPLICATE KEY UPDATE c=VALUES(a)+VALUES(b);", true, "INSERT INTO `t` (`a`,`b`,`c`) VALUES (1,2,3),(4,5,6) ON DUPLICATE KEY UPDATE `c`=VALUES(`a`)+VALUES(`b`)"},
{"INSERT IGNORE INTO t (a,b,c) VALUES (1,2,3),(4,5,6) ON DUPLICATE KEY UPDATE c=VALUES(a)+VALUES(b);", true, "INSERT IGNORE INTO `t` (`a`,`b`,`c`) VALUES (1,2,3),(4,5,6) ON DUPLICATE KEY UPDATE `c`=VALUES(`a`)+VALUES(`b`)"},
// for insert ... set
{"INSERT INTO t SET a=1,b=2", true, "INSERT INTO `t` SET `a`=1,`b`=2"},
{"INSERT INTO t (a) SET a=1", false, ""},
// for update statement
{"UPDATE LOW_PRIORITY IGNORE t SET id = id + 1 ORDER BY id DESC;", true, "UPDATE LOW_PRIORITY IGNORE `t` SET `id`=`id`+1 ORDER BY `id` DESC"},
{"UPDATE t SET id = id + 1 ORDER BY id DESC;", true, "UPDATE `t` SET `id`=`id`+1 ORDER BY `id` DESC"},
{"UPDATE t SET id = id + 1 ORDER BY id DESC limit 3 ;", true, "UPDATE `t` SET `id`=`id`+1 ORDER BY `id` DESC LIMIT 3"},
{"UPDATE t SET id = id + 1, name = 'jojo';", true, "UPDATE `t` SET `id`=`id`+1, `name`='jojo'"},
{"UPDATE items,month SET items.price=month.price WHERE items.id=month.id;", true, "UPDATE (`items`) JOIN `month` SET `items`.`price`=`month`.`price` WHERE `items`.`id`=`month`.`id`"},
{"UPDATE user T0 LEFT OUTER JOIN user_profile T1 ON T1.id = T0.profile_id SET T0.profile_id = 1 WHERE T0.profile_id IN (1);", true, "UPDATE `user` AS `T0` LEFT JOIN `user_profile` AS `T1` ON `T1`.`id`=`T0`.`profile_id` SET `T0`.`profile_id`=1 WHERE `T0`.`profile_id` IN (1)"},
{"UPDATE t1, t2 set t1.profile_id = 1, t2.profile_id = 1 where ta.a=t.ba", true, "UPDATE (`t1`) JOIN `t2` SET `t1`.`profile_id`=1, `t2`.`profile_id`=1 WHERE `ta`.`a`=`t`.`ba`"},
// for optimizer hint in update statement
{"UPDATE /*+ TiDB_INLJ(t1, t2) */ t1, t2 set t1.profile_id = 1, t2.profile_id = 1 where ta.a=t.ba", true, "UPDATE /*+ TIDB_INLJ(`t1`, `t2`)*/ (`t1`) JOIN `t2` SET `t1`.`profile_id`=1, `t2`.`profile_id`=1 WHERE `ta`.`a`=`t`.`ba`"},
{"UPDATE /*+ TiDB_SMJ(t1, t2) */ t1, t2 set t1.profile_id = 1, t2.profile_id = 1 where ta.a=t.ba", true, "UPDATE /*+ TIDB_SMJ(`t1`, `t2`)*/ (`t1`) JOIN `t2` SET `t1`.`profile_id`=1, `t2`.`profile_id`=1 WHERE `ta`.`a`=`t`.`ba`"},
{"UPDATE /*+ TiDB_HJ(t1, t2) */ t1, t2 set t1.profile_id = 1, t2.profile_id = 1 where ta.a=t.ba", true, "UPDATE /*+ TIDB_HJ(`t1`, `t2`)*/ (`t1`) JOIN `t2` SET `t1`.`profile_id`=1, `t2`.`profile_id`=1 WHERE `ta`.`a`=`t`.`ba`"},
// fail case for update statement
{"UPDATE items,month SET items.price=month.price WHERE items.id=month.id LIMIT 10;", false, ""},
{"UPDATE items,month SET items.price=month.price WHERE items.id=month.id order by month.id;", false, ""},
// for "USE INDEX" in delete statement
{"UPDATE t1 USE INDEX(idx_a) SET t1.price=3.25 WHERE t1.id=1;", true, "UPDATE `t1` USE INDEX (`idx_a`) SET `t1`.`price`=3.25 WHERE `t1`.`id`=1"},
{"UPDATE t1 USE INDEX(idx_a) JOIN t2 SET t1.price=t2.price WHERE t1.id=t2.id;", true, "UPDATE `t1` USE INDEX (`idx_a`) JOIN `t2` SET `t1`.`price`=`t2`.`price` WHERE `t1`.`id`=`t2`.`id`"},
{"UPDATE t1 USE INDEX(idx_a) JOIN t2 USE INDEX(idx_a) SET t1.price=t2.price WHERE t1.id=t2.id;", true, "UPDATE `t1` USE INDEX (`idx_a`) JOIN `t2` USE INDEX (`idx_a`) SET `t1`.`price`=`t2`.`price` WHERE `t1`.`id`=`t2`.`id`"},
// for select with where clause
{"SELECT * FROM t WHERE 1 = 1", true, "SELECT * FROM `t` WHERE 1=1"},
// for dual
{"select 1 from dual", true, "SELECT 1"},
{"select 1 from dual limit 1", true, "SELECT 1 LIMIT 1"},
{"select 1 where exists (select 2)", false, ""},
{"select 1 from dual where not exists (select 2)", true, "SELECT 1 FROM DUAL WHERE NOT EXISTS (SELECT 2)"},
{"select 1 as a from dual order by a", true, "SELECT 1 AS `a` ORDER BY `a`"},
{"select 1 as a from dual where 1 < any (select 2) order by a", true, "SELECT 1 AS `a` FROM DUAL WHERE 1<ANY (SELECT 2) ORDER BY `a`"},
{"select 1 order by 1", true, "SELECT 1 ORDER BY 1"},
// for https://github.com/pingcap/tidb/issues/320
{`(select 1);`, true, "SELECT 1"},
// for https://github.com/pingcap/tidb/issues/1050
{`SELECT /*!40001 SQL_NO_CACHE */ * FROM test WHERE 1 limit 0, 2000;`, true, "SELECT SQL_NO_CACHE * FROM `test` WHERE 1 LIMIT 0,2000"},
{`ANALYZE TABLE t`, true, "ANALYZE TABLE `t`"},
// for comments
{`/** 20180417 **/ show databases;`, true, "SHOW DATABASES"},
{`/* 20180417 **/ show databases;`, true, "SHOW DATABASES"},
{`/** 20180417 */ show databases;`, true, "SHOW DATABASES"},
{`/** 20180417 ******/ show databases;`, true, "SHOW DATABASES"},
// for Binlog stmt
{`BINLOG '
BxSFVw8JAAAA8QAAAPUAAAAAAAQANS41LjQ0LU1hcmlhREItbG9nAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAEzgNAAgAEgAEBAQEEgAA2QAEGggAAAAICAgCAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAA5gm5Mg==
'/*!*/;`, true, `BINLOG '
BxSFVw8JAAAA8QAAAPUAAAAAAAQANS41LjQ0LU1hcmlhREItbG9nAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAEzgNAAgAEgAEBAQEEgAA2QAEGggAAAAICAgCAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAA5gm5Mg==
'`},
// for partition table dml
{"select * from t1 partition (p1)", true, "SELECT * FROM `t1` PARTITION(`p1`)"},
{"select * from t1 partition (p1,p2)", true, "SELECT * FROM `t1` PARTITION(`p1`, `p2`)"},
{"select * from t1 partition (`p1`, p2, p3)", true, "SELECT * FROM `t1` PARTITION(`p1`, `p2`, `p3`)"},
{`select * from t1 partition ()`, false, ""},
}
s.RunTest(c, table)
}
func (s *testParserSuite) TestDBAStmt(c *C) {
table := []testCase{
// for SHOW statement
{"SHOW VARIABLES LIKE 'character_set_results'", true, "SHOW SESSION VARIABLES LIKE 'character_set_results'"},
{"SHOW GLOBAL VARIABLES LIKE 'character_set_results'", true, "SHOW GLOBAL VARIABLES LIKE 'character_set_results'"},
{"SHOW SESSION VARIABLES LIKE 'character_set_results'", true, "SHOW SESSION VARIABLES LIKE 'character_set_results'"},
{"SHOW VARIABLES", true, "SHOW SESSION VARIABLES"},
{"SHOW GLOBAL VARIABLES", true, "SHOW GLOBAL VARIABLES"},
{"SHOW GLOBAL VARIABLES WHERE Variable_name = 'autocommit'", true, "SHOW GLOBAL VARIABLES WHERE `Variable_name`='autocommit'"},
{"SHOW STATUS", true, "SHOW SESSION STATUS"},
{"SHOW GLOBAL STATUS", true, "SHOW GLOBAL STATUS"},
{"SHOW SESSION STATUS", true, "SHOW SESSION STATUS"},
{`SHOW STATUS LIKE 'Up%'`, true, "SHOW SESSION STATUS LIKE 'Up%'"},
{`SHOW STATUS WHERE Variable_name`, true, "SHOW SESSION STATUS WHERE `Variable_name`"},
{`SHOW STATUS WHERE Variable_name LIKE 'Up%'`, true, "SHOW SESSION STATUS WHERE `Variable_name` LIKE 'Up%'"},
{`SHOW FULL TABLES FROM icar_qa LIKE play_evolutions`, true, "SHOW FULL TABLES IN `icar_qa` LIKE `play_evolutions`"},
{`SHOW FULL TABLES WHERE Table_Type != 'VIEW'`, true, "SHOW FULL TABLES WHERE `Table_Type`!='VIEW'"},
{`SHOW GRANTS`, true, "SHOW GRANTS"},
{`SHOW GRANTS FOR 'test'@'localhost'`, true, "SHOW GRANTS FOR `test`@`localhost`"},
{`SHOW GRANTS FOR current_user()`, true, "SHOW GRANTS FOR CURRENT_USER"},
{`SHOW GRANTS FOR current_user`, true, "SHOW GRANTS FOR CURRENT_USER"},
{`SHOW COLUMNS FROM City;`, true, "SHOW COLUMNS IN `City`"},
{`SHOW COLUMNS FROM tv189.1_t_1_x;`, true, "SHOW COLUMNS IN `tv189`.`1_t_1_x`"},
{`SHOW FIELDS FROM City;`, true, "SHOW COLUMNS IN `City`"},
{`SHOW TRIGGERS LIKE 't'`, true, "SHOW TRIGGERS LIKE 't'"},
{`SHOW DATABASES LIKE 'test2'`, true, "SHOW DATABASES LIKE 'test2'"},
// PROCEDURE and FUNCTION are currently not supported.
// And FUNCTION reuse show procedure status process logic.
{`SHOW PROCEDURE STATUS WHERE Db='test'`, true, "SHOW PROCEDURE STATUS WHERE `Db`='test'"},
{`SHOW FUNCTION STATUS WHERE Db='test'`, true, "SHOW PROCEDURE STATUS WHERE `Db`='test'"},
{`SHOW INDEX FROM t;`, true, "SHOW INDEX IN `t`"},
{`SHOW KEYS FROM t;`, true, "SHOW INDEX IN `t`"},
{`SHOW INDEX IN t;`, true, "SHOW INDEX IN `t`"},
{`SHOW KEYS IN t;`, true, "SHOW INDEX IN `t`"},
{`SHOW INDEXES IN t where true;`, true, "SHOW INDEX IN `t` WHERE TRUE"},
{`SHOW KEYS FROM t FROM test where true;`, true, "SHOW INDEX IN `test`.`t` WHERE TRUE"},
{`SHOW EVENTS FROM test_db WHERE definer = 'current_user'`, true, "SHOW EVENTS IN `test_db` WHERE `definer`='current_user'"},
{`SHOW PLUGINS`, true, "SHOW PLUGINS"},
{`SHOW PROFILES`, true, "SHOW PROFILES"},
{`SHOW MASTER STATUS`, true, "SHOW MASTER STATUS"},
{`SHOW PRIVILEGES`, true, "SHOW PRIVILEGES"},
// for show character set
{"show character set;", true, "SHOW CHARSET"},
{"show charset", true, "SHOW CHARSET"},
// for show collation
{"show collation", true, "SHOW COLLATION"},
{`show collation like 'utf8%'`, true, "SHOW COLLATION LIKE 'utf8%'"},
{"show collation where Charset = 'utf8' and Collation = 'utf8_bin'", true, "SHOW COLLATION WHERE `Charset`='utf8' AND `Collation`='utf8_bin'"},
// for show full columns
{"show columns in t;", true, "SHOW COLUMNS IN `t`"},
{"show full columns in t;", true, "SHOW FULL COLUMNS IN `t`"},
// for show create table
{"show create table test.t", true, "SHOW CREATE TABLE `test`.`t`"},
{"show create table t", true, "SHOW CREATE TABLE `t`"},
// for show create view
{"show create view test.t", true, "SHOW CREATE VIEW `test`.`t`"},
{"show create view t", true, "SHOW CREATE VIEW `t`"},
// for show create database
{"show create database d1", true, "SHOW CREATE DATABASE `d1`"},
{"show create database if not exists d1", true, "SHOW CREATE DATABASE IF NOT EXISTS `d1`"},
// for show stats_meta.
{"show stats_meta", true, "SHOW STATS_META"},
{"show stats_meta where table_name = 't'", true, "SHOW STATS_META WHERE `table_name`='t'"},
// for show stats_histograms
{"show stats_histograms", true, "SHOW STATS_HISTOGRAMS"},
{"show stats_histograms where col_name = 'a'", true, "SHOW STATS_HISTOGRAMS WHERE `col_name`='a'"},
// for show stats_buckets
{"show stats_buckets", true, "SHOW STATS_BUCKETS"},
{"show stats_buckets where col_name = 'a'", true, "SHOW STATS_BUCKETS WHERE `col_name`='a'"},
// for show stats_healthy.
{"show stats_healthy", true, "SHOW STATS_HEALTHY"},
{"show stats_healthy where table_name = 't'", true, "SHOW STATS_HEALTHY WHERE `table_name`='t'"},
// for show pump/drainer status.
{"show pump status", true, "SHOW PUMP STATUS"},
{"show drainer status", true, "SHOW DRAINER STATUS"},
// for load stats
{"load stats '/tmp/stats.json'", true, "LOAD STATS '/tmp/stats.json'"},
// set
// user defined
{"SET @ = 1", true, "SET @``=1"},
{"SET @' ' = 1", true, "SET @` `=1"},
{"SET @! = 1", false, ""},
{"SET @1 = 1", true, "SET @`1`=1"},
{"SET @a = 1", true, "SET @`a`=1"},
{"SET @b := 1", true, "SET @`b`=1"},
{"SET @.c = 1", true, "SET @`.c`=1"},
{"SET @_d = 1", true, "SET @`_d`=1"},
{"SET @_e._$. = 1", true, "SET @`_e._$.`=1"},
{"SET @~f = 1", false, ""},
{"SET @`g,` = 1", true, "SET @`g,`=1"},
// session system variables
{"SET SESSION autocommit = 1", true, "SET @@SESSION.`autocommit`=1"},
{"SET @@session.autocommit = 1", true, "SET @@SESSION.`autocommit`=1"},
{"SET @@SESSION.autocommit = 1", true, "SET @@SESSION.`autocommit`=1"},
{"SET @@GLOBAL.GTID_PURGED = '123'", true, "SET @@GLOBAL.`gtid_purged`='123'"},
{"SET @MYSQLDUMP_TEMP_LOG_BIN = @@SESSION.SQL_LOG_BIN", true, "SET @`MYSQLDUMP_TEMP_LOG_BIN`=@@SESSION.`sql_log_bin`"},
{"SET LOCAL autocommit = 1", true, "SET @@SESSION.`autocommit`=1"},
{"SET @@local.autocommit = 1", true, "SET @@SESSION.`autocommit`=1"},
{"SET @@autocommit = 1", true, "SET @@SESSION.`autocommit`=1"},
{"SET autocommit = 1", true, "SET @@SESSION.`autocommit`=1"},
// global system variables
{"SET GLOBAL autocommit = 1", true, "SET @@GLOBAL.`autocommit`=1"},
{"SET @@global.autocommit = 1", true, "SET @@GLOBAL.`autocommit`=1"},
// set default value
{"SET @@global.autocommit = default", true, "SET @@GLOBAL.`autocommit`=DEFAULT"},
{"SET @@session.autocommit = default", true, "SET @@SESSION.`autocommit`=DEFAULT"},
// SET CHARACTER SET
{"SET CHARACTER SET utf8mb4;", true, "SET NAMES 'utf8mb4'"},
{"SET CHARACTER SET 'utf8mb4';", true, "SET NAMES 'utf8mb4'"},
// set password
{"SET PASSWORD = 'password';", true, "SET PASSWORD='password'"},
{"SET PASSWORD FOR 'root'@'localhost' = 'password';", true, "SET PASSWORD FOR `root`@`localhost`='password'"},
// SET TRANSACTION Syntax
{"SET SESSION TRANSACTION ISOLATION LEVEL REPEATABLE READ", true, "SET @@SESSION.`tx_isolation`='REPEATABLE-READ'"},
{"SET GLOBAL TRANSACTION ISOLATION LEVEL REPEATABLE READ", true, "SET @@GLOBAL.`tx_isolation`='REPEATABLE-READ'"},
{"SET SESSION TRANSACTION READ WRITE", true, "SET @@SESSION.`tx_read_only`='0'"},
{"SET SESSION TRANSACTION READ ONLY", true, "SET @@SESSION.`tx_read_only`='1'"},
{"SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED", true, "SET @@SESSION.`tx_isolation`='READ-COMMITTED'"},
{"SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED", true, "SET @@SESSION.`tx_isolation`='READ-UNCOMMITTED'"},
{"SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE", true, "SET @@SESSION.`tx_isolation`='SERIALIZABLE'"},
{"SET TRANSACTION ISOLATION LEVEL REPEATABLE READ", true, "SET @@SESSION.`tx_isolation_one_shot`='REPEATABLE-READ'"},
{"SET TRANSACTION READ WRITE", true, "SET @@SESSION.`tx_read_only`='0'"},
{"SET TRANSACTION READ ONLY", true, "SET @@SESSION.`tx_read_only`='1'"},
{"SET TRANSACTION ISOLATION LEVEL READ COMMITTED", true, "SET @@SESSION.`tx_isolation_one_shot`='READ-COMMITTED'"},
{"SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED", true, "SET @@SESSION.`tx_isolation_one_shot`='READ-UNCOMMITTED'"},
{"SET TRANSACTION ISOLATION LEVEL SERIALIZABLE", true, "SET @@SESSION.`tx_isolation_one_shot`='SERIALIZABLE'"},
// for set names
{"set names utf8", true, "SET NAMES 'utf8'"},
{"set names utf8 collate utf8_unicode_ci", true, "SET NAMES 'utf8' COLLATE 'utf8_unicode_ci'"},
{"set names binary", true, "SET NAMES 'binary'"},
{"set role `role1`", true, "SET ROLE `role1`@`%`"},
{"SET ROLE DEFAULT", true, "SET ROLE DEFAULT"},
{"SET ROLE ALL", true, "SET ROLE ALL"},
{"SET ROLE ALL EXCEPT `role1`, `role2`", true, "SET ROLE ALL EXCEPT `role1`@`%`, `role2`@`%`"},
{"SET DEFAULT ROLE administrator, developer TO `joe`@`10.0.0.1`", true, "SET DEFAULT ROLE `administrator`@`%`, `developer`@`%` TO `joe`@`10.0.0.1`"},
// for set names and set vars
{"set names utf8, @@session.sql_mode=1;", true, "SET NAMES 'utf8', @@SESSION.`sql_mode`=1"},
{"set @@session.sql_mode=1, names utf8, charset utf8;", true, "SET @@SESSION.`sql_mode`=1, NAMES 'utf8', NAMES 'utf8'"},
// for FLUSH statement
{"flush no_write_to_binlog tables tbl1 with read lock", true, "FLUSH NO_WRITE_TO_BINLOG TABLES `tbl1` WITH READ LOCK"},
{"flush table", true, "FLUSH TABLES"},
{"flush tables", true, "FLUSH TABLES"},
{"flush tables tbl1", true, "FLUSH TABLES `tbl1`"},
{"flush no_write_to_binlog tables tbl1", true, "FLUSH NO_WRITE_TO_BINLOG TABLES `tbl1`"},
{"flush local tables tbl1", true, "FLUSH NO_WRITE_TO_BINLOG TABLES `tbl1`"},
{"flush table with read lock", true, "FLUSH TABLES WITH READ LOCK"},
{"flush tables tbl1, tbl2, tbl3", true, "FLUSH TABLES `tbl1`, `tbl2`, `tbl3`"},
{"flush tables tbl1, tbl2, tbl3 with read lock", true, "FLUSH TABLES `tbl1`, `tbl2`, `tbl3` WITH READ LOCK"},
{"flush privileges", true, "FLUSH PRIVILEGES"},
{"flush status", true, "FLUSH STATUS"},
{"flush tidb plugins plugin1", true, "FLUSH TIDB PLUGINS plugin1"},
{"flush tidb plugins plugin1, plugin2", true, "FLUSH TIDB PLUGINS plugin1, plugin2"},
// for change statement
{"change pump to node_state ='paused' for node_id '127.0.0.1:8250'", true, "CHANGE PUMP TO NODE_STATE ='paused' FOR NODE_ID '127.0.0.1:8250'"},
{"change drainer to node_state ='paused' for node_id '127.0.0.1:8249'", true, "CHANGE DRAINER TO NODE_STATE ='paused' FOR NODE_ID '127.0.0.1:8249'"},
}
s.RunTest(c, table)
}
func (s *testParserSuite) TestFlushTable(c *C) {
parser := parser.New()
stmt, _, err := parser.Parse("flush local tables tbl1,tbl2 with read lock", "", "")
c.Assert(err, IsNil)
flushTable := stmt[0].(*ast.FlushStmt)
c.Assert(flushTable.Tp, Equals, ast.FlushTables)
c.Assert(flushTable.Tables[0].Name.L, Equals, "tbl1")
c.Assert(flushTable.Tables[1].Name.L, Equals, "tbl2")
c.Assert(flushTable.NoWriteToBinLog, IsTrue)
c.Assert(flushTable.ReadLock, IsTrue)
}
func (s *testParserSuite) TestFlushPrivileges(c *C) {
parser := parser.New()
stmt, _, err := parser.Parse("flush privileges", "", "")
c.Assert(err, IsNil)
flushPrivilege := stmt[0].(*ast.FlushStmt)
c.Assert(flushPrivilege.Tp, Equals, ast.FlushPrivileges)
}
func (s *testParserSuite) TestExpression(c *C) {
table := []testCase{
// sign expression
{"SELECT ++1", true, "SELECT ++1"},
{"SELECT -*1", false, "SELECT -*1"},
{"SELECT -+1", true, "SELECT -+1"},
{"SELECT -1", true, "SELECT -1"},
{"SELECT --1", true, "SELECT --1"},
// for string literal
{`select '''a''', """a"""`, true, "SELECT '''a''','\"a\"'"},
{`select ''a''`, false, ""},
{`select ""a""`, false, ""},
{`select '''a''';`, true, "SELECT '''a'''"},
{`select '\'a\'';`, true, "SELECT '''a'''"},
{`select "\"a\"";`, true, "SELECT '\"a\"'"},
{`select """a""";`, true, "SELECT '\"a\"'"},
{`select _utf8"string";`, true, "SELECT _UTF8'string'"},
{`select _binary"string";`, true, "SELECT _BINARY'string'"},
{"select N'string'", true, "SELECT _UTF8'string'"},
{"select n'string'", true, "SELECT _UTF8'string'"},
// for comparison
{"select 1 <=> 0, 1 <=> null, 1 = null", true, "SELECT 1<=>0,1<=>NULL,1=NULL"},
// for date literal
{"select date'1989-09-10'", true, "SELECT DATELITERAL('1989-09-10')"},
{"select date 19890910", false, ""},
// for time literal
{"select time '00:00:00.111'", true, "SELECT TIMELITERAL('00:00:00.111')"},
{"select time 19890910", false, ""},
// for timestamp literal
{"select timestamp '1989-09-10 11:11:11'", true, "SELECT TIMESTAMPLITERAL('1989-09-10 11:11:11')"},
{"select timestamp 19890910", false, ""},
// The ODBC syntax for time/date/timestamp literal.
// See: https://dev.mysql.com/doc/refman/5.7/en/date-and-time-literals.html
{"select {ts '1989-09-10 11:11:11'}", true, "SELECT '1989-09-10 11:11:11'"},
{"select {d '1989-09-10'}", true, "SELECT '1989-09-10'"},
{"select {t '00:00:00.111'}", true, "SELECT '00:00:00.111'"},
// If the identifier is not in (t, d, ts), we just ignore it and consider the following expression as the value.
// See: https://dev.mysql.com/doc/refman/5.7/en/expressions.html
{"select {ts123 '1989-09-10 11:11:11'}", true, "SELECT '1989-09-10 11:11:11'"},
{"select {ts123 123}", true, "SELECT 123"},
{"select {ts123 1 xor 1}", true, "SELECT 1 XOR 1"},
}
s.RunTest(c, table)
}
func (s *testParserSuite) TestBuiltin(c *C) {
table := []testCase{
// for builtin functions
{"SELECT POW(1, 2)", true, "SELECT POW(1, 2)"},
{"SELECT POW(1, 2, 1)", true, "SELECT POW(1, 2, 1)"}, // illegal number of arguments shall pass too
{"SELECT POW(1, 0.5)", true, "SELECT POW(1, 0.5)"},
{"SELECT POW(1, -1)", true, "SELECT POW(1, -1)"},
{"SELECT POW(-1, 1)", true, "SELECT POW(-1, 1)"},
{"SELECT RAND();", true, "SELECT RAND()"},
{"SELECT RAND(1);", true, "SELECT RAND(1)"},
{"SELECT MOD(10, 2);", true, "SELECT 10%2"},
{"SELECT ROUND(-1.23);", true, "SELECT ROUND(-1.23)"},
{"SELECT ROUND(1.23, 1);", true, "SELECT ROUND(1.23, 1)"},
{"SELECT ROUND(1.23, 1, 1);", true, "SELECT ROUND(1.23, 1, 1)"},
{"SELECT CEIL(-1.23);", true, "SELECT CEIL(-1.23)"},
{"SELECT CEILING(1.23);", true, "SELECT CEILING(1.23)"},
{"SELECT FLOOR(-1.23);", true, "SELECT FLOOR(-1.23)"},
{"SELECT LN(1);", true, "SELECT LN(1)"},
{"SELECT LN(1, 2);", true, "SELECT LN(1, 2)"},
{"SELECT LOG(-2);", true, "SELECT LOG(-2)"},
{"SELECT LOG(2, 65536);", true, "SELECT LOG(2, 65536)"},
{"SELECT LOG(2, 65536, 1);", true, "SELECT LOG(2, 65536, 1)"},
{"SELECT LOG2(2);", true, "SELECT LOG2(2)"},
{"SELECT LOG2(2, 2);", true, "SELECT LOG2(2, 2)"},
{"SELECT LOG10(10);", true, "SELECT LOG10(10)"},
{"SELECT LOG10(10, 1);", true, "SELECT LOG10(10, 1)"},
{"SELECT ABS(10, 1);", true, "SELECT ABS(10, 1)"},
{"SELECT ABS(10);", true, "SELECT ABS(10)"},
{"SELECT ABS();", true, "SELECT ABS()"},
{"SELECT CONV(10+'10'+'10'+X'0a',10,10);", true, "SELECT CONV(10+'10'+'10'+x'0a', 10, 10)"},
{"SELECT CONV();", true, "SELECT CONV()"},
{"SELECT CRC32('MySQL');", true, "SELECT CRC32('MySQL')"},
{"SELECT CRC32();", true, "SELECT CRC32()"},
{"SELECT SIGN();", true, "SELECT SIGN()"},
{"SELECT SIGN(0);", true, "SELECT SIGN(0)"},
{"SELECT SQRT(0);", true, "SELECT SQRT(0)"},
{"SELECT SQRT();", true, "SELECT SQRT()"},
{"SELECT ACOS();", true, "SELECT ACOS()"},
{"SELECT ACOS(1);", true, "SELECT ACOS(1)"},
{"SELECT ACOS(1, 2);", true, "SELECT ACOS(1, 2)"},
{"SELECT ASIN();", true, "SELECT ASIN()"},
{"SELECT ASIN(1);", true, "SELECT ASIN(1)"},
{"SELECT ASIN(1, 2);", true, "SELECT ASIN(1, 2)"},
{"SELECT ATAN(0), ATAN(1), ATAN(1, 2);", true, "SELECT ATAN(0),ATAN(1),ATAN(1, 2)"},
{"SELECT ATAN2(), ATAN2(1,2);", true, "SELECT ATAN2(),ATAN2(1, 2)"},
{"SELECT COS(0);", true, "SELECT COS(0)"},
{"SELECT COS(1);", true, "SELECT COS(1)"},
{"SELECT COS(1, 2);", true, "SELECT COS(1, 2)"},
{"SELECT COT();", true, "SELECT COT()"},
{"SELECT COT(1);", true, "SELECT COT(1)"},
{"SELECT COT(1, 2);", true, "SELECT COT(1, 2)"},
{"SELECT DEGREES();", true, "SELECT DEGREES()"},
{"SELECT DEGREES(0);", true, "SELECT DEGREES(0)"},
{"SELECT EXP();", true, "SELECT EXP()"},
{"SELECT EXP(1);", true, "SELECT EXP(1)"},
{"SELECT PI();", true, "SELECT PI()"},
{"SELECT PI(1);", true, "SELECT PI(1)"},
{"SELECT RADIANS();", true, "SELECT RADIANS()"},
{"SELECT RADIANS(1);", true, "SELECT RADIANS(1)"},
{"SELECT SIN();", true, "SELECT SIN()"},
{"SELECT SIN(1);", true, "SELECT SIN(1)"},
{"SELECT TAN(1);", true, "SELECT TAN(1)"},
{"SELECT TAN();", true, "SELECT TAN()"},
{"SELECT TRUNCATE(1.223,1);", true, "SELECT TRUNCATE(1.223, 1)"},
{"SELECT TRUNCATE();", true, "SELECT TRUNCATE()"},
{"SELECT SUBSTR('Quadratically',5);", true, "SELECT SUBSTR('Quadratically', 5)"},
{"SELECT SUBSTR('Quadratically',5, 3);", true, "SELECT SUBSTR('Quadratically', 5, 3)"},
{"SELECT SUBSTR('Quadratically' FROM 5);", true, "SELECT SUBSTR('Quadratically', 5)"},
{"SELECT SUBSTR('Quadratically' FROM 5 FOR 3);", true, "SELECT SUBSTR('Quadratically', 5, 3)"},
{"SELECT SUBSTRING('Quadratically',5);", true, "SELECT SUBSTRING('Quadratically', 5)"},
{"SELECT SUBSTRING('Quadratically',5, 3);", true, "SELECT SUBSTRING('Quadratically', 5, 3)"},
{"SELECT SUBSTRING('Quadratically' FROM 5);", true, "SELECT SUBSTRING('Quadratically', 5)"},
{"SELECT SUBSTRING('Quadratically' FROM 5 FOR 3);", true, "SELECT SUBSTRING('Quadratically', 5, 3)"},
{"SELECT CONVERT('111', SIGNED);", true, "SELECT CONVERT('111', SIGNED)"},
{"SELECT LEAST(), LEAST(1, 2, 3);", true, "SELECT LEAST(),LEAST(1, 2, 3)"},
{"SELECT INTERVAL(1, 0, 1, 2)", true, "SELECT INTERVAL(1, 0, 1, 2)"},
{"SELECT DATE_ADD('2008-01-02', INTERVAL INTERVAL(1, 0, 1) DAY);", true, "SELECT DATE_ADD('2008-01-02', INTERVAL INTERVAL(1, 0, 1) DAY)"},
// information functions
{"SELECT DATABASE();", true, "SELECT DATABASE()"},
{"SELECT SCHEMA();", true, "SELECT SCHEMA()"},
{"SELECT USER();", true, "SELECT USER()"},
{"SELECT USER(1);", true, "SELECT USER(1)"},
{"SELECT CURRENT_USER();", true, "SELECT CURRENT_USER()"},
{"SELECT CURRENT_ROLE();", true, "SELECT CURRENT_ROLE()"},
{"SELECT CURRENT_USER;", true, "SELECT CURRENT_USER()"},
{"SELECT CONNECTION_ID();", true, "SELECT CONNECTION_ID()"},
{"SELECT VERSION();", true, "SELECT VERSION()"},
{"SELECT BENCHMARK(1000000, AES_ENCRYPT('text',UNHEX('F3229A0B371ED2D9441B830D21A390C3')));", true, "SELECT BENCHMARK(1000000, AES_ENCRYPT('text', UNHEX('F3229A0B371ED2D9441B830D21A390C3')))"},
{"SELECT BENCHMARK(AES_ENCRYPT('text',UNHEX('F3229A0B371ED2D9441B830D21A390C3')));", true, "SELECT BENCHMARK(AES_ENCRYPT('text', UNHEX('F3229A0B371ED2D9441B830D21A390C3')))"},
{"SELECT CHARSET('abc');", true, "SELECT CHARSET('abc')"},
{"SELECT COERCIBILITY('abc');", true, "SELECT COERCIBILITY('abc')"},
{"SELECT COERCIBILITY('abc', 'a');", true, "SELECT COERCIBILITY('abc', 'a')"},
{"SELECT COLLATION('abc');", true, "SELECT COLLATION('abc')"},
{"SELECT ROW_COUNT();", true, "SELECT ROW_COUNT()"},
{"SELECT SESSION_USER();", true, "SELECT SESSION_USER()"},
{"SELECT SYSTEM_USER();", true, "SELECT SYSTEM_USER()"},
{"SELECT SUBSTRING_INDEX('www.mysql.com', '.', 2);", true, "SELECT SUBSTRING_INDEX('www.mysql.com', '.', 2)"},
{"SELECT SUBSTRING_INDEX('www.mysql.com', '.', -2);", true, "SELECT SUBSTRING_INDEX('www.mysql.com', '.', -2)"},
{`SELECT ASCII(), ASCII(""), ASCII("A"), ASCII(1);`, true, "SELECT ASCII(),ASCII(''),ASCII('A'),ASCII(1)"},
{`SELECT LOWER("A"), UPPER("a")`, true, "SELECT LOWER('A'),UPPER('a')"},
{`SELECT LCASE("A"), UCASE("a")`, true, "SELECT LCASE('A'),UCASE('a')"},
{`SELECT REPLACE('www.mysql.com', 'w', 'Ww')`, true, "SELECT REPLACE('www.mysql.com', 'w', 'Ww')"},
{`SELECT LOCATE('bar', 'foobarbar');`, true, "SELECT LOCATE('bar', 'foobarbar')"},
{`SELECT LOCATE('bar', 'foobarbar', 5);`, true, "SELECT LOCATE('bar', 'foobarbar', 5)"},
{`SELECT tidb_version();`, true, "SELECT TIDB_VERSION()"},
{`SELECT tidb_is_ddl_owner();`, true, "SELECT TIDB_IS_DDL_OWNER()"},
// for time fsp
{"CREATE TABLE t( c1 TIME(2), c2 DATETIME(2), c3 TIMESTAMP(2) );", true, "CREATE TABLE `t` (`c1` TIME(2),`c2` DATETIME(2),`c3` TIMESTAMP(2))"},
// for row
{"select row(1)", false, ""},
{"select row(1, 1,)", false, ""},
{"select (1, 1,)", false, ""},
{"select row(1, 1) > row(1, 1), row(1, 1, 1) > row(1, 1, 1)", true, "SELECT ROW(1,1)>ROW(1,1),ROW(1,1,1)>ROW(1,1,1)"},
{"Select (1, 1) > (1, 1)", true, "SELECT ROW(1,1)>ROW(1,1)"},
{"create table t (`row` int)", true, "CREATE TABLE `t` (`row` INT)"},