diff --git a/ast/ast.go b/ast/ast.go
index 295b21b4..58da5d31 100644
--- a/ast/ast.go
+++ b/ast/ast.go
@@ -245,22 +245,22 @@ type Constraint interface {
 func (ForeignKey) isConstraint() {}
 func (Check) isConstraint()      {}
 
-// TableAlternation represents ALTER TABLE action.
-type TableAlternation interface {
+// TableAlteration represents ALTER TABLE action.
+type TableAlteration interface {
 	Node
-	isTableAlternation()
+	isTableAlteration()
 }
 
-func (AddColumn) isTableAlternation()                {}
-func (AddTableConstraint) isTableAlternation()       {}
-func (AddRowDeletionPolicy) isTableAlternation()     {}
-func (DropColumn) isTableAlternation()               {}
-func (DropConstraint) isTableAlternation()           {}
-func (DropRowDeletionPolicy) isTableAlternation()    {}
-func (ReplaceRowDeletionPolicy) isTableAlternation() {}
-func (SetOnDelete) isTableAlternation()              {}
-func (AlterColumn) isTableAlternation()              {}
-func (AlterColumnSet) isTableAlternation()           {}
+func (AddColumn) isTableAlteration()                {}
+func (AddTableConstraint) isTableAlteration()       {}
+func (AddRowDeletionPolicy) isTableAlteration()     {}
+func (DropColumn) isTableAlteration()               {}
+func (DropConstraint) isTableAlteration()           {}
+func (DropRowDeletionPolicy) isTableAlteration()    {}
+func (ReplaceRowDeletionPolicy) isTableAlteration() {}
+func (SetOnDelete) isTableAlteration()              {}
+func (AlterColumn) isTableAlteration()              {}
+func (AlterColumnSet) isTableAlteration()           {}
 
 // Privilege represents privileges specified by GRANT and REVOKE.
 type Privilege interface {
@@ -294,14 +294,14 @@ func (ScalarSchemaType) isSchemaType() {}
 func (SizedSchemaType) isSchemaType()  {}
 func (ArraySchemaType) isSchemaType()  {}
 
-// IndexAlternation represents ALTER INDEX action.
-type IndexAlternation interface {
+// IndexAlteration represents ALTER INDEX action.
+type IndexAlteration interface {
 	Node
-	isIndexAlternation()
+	isIndexAlteration()
 }
 
-func (AddStoredColumn) isIndexAlternation()  {}
-func (DropStoredColumn) isIndexAlternation() {}
+func (AddStoredColumn) isIndexAlteration()  {}
+func (DropStoredColumn) isIndexAlteration() {}
 
 // DML represents data manipulation language in SQL.
 //
@@ -333,15 +333,15 @@ type ChangeStreamFor interface {
 func (ChangeStreamForAll) isChangeStreamFor()    {}
 func (ChangeStreamForTables) isChangeStreamFor() {}
 
-// ChangeStreamAlternation represents ALTER CHANGE STREAM action.
-type ChangeStreamAlternation interface {
+// ChangeStreamAlteration represents ALTER CHANGE STREAM action.
+type ChangeStreamAlteration interface {
 	Node
-	isChangeStreamAlternation()
+	isChangeStreamAlteration()
 }
 
-func (ChangeStreamSetFor) isChangeStreamAlternation()     {}
-func (ChangeStreamDropForAll) isChangeStreamAlternation() {}
-func (ChangeStreamSetOptions) isChangeStreamAlternation() {}
+func (ChangeStreamSetFor) isChangeStreamAlteration()     {}
+func (ChangeStreamDropForAll) isChangeStreamAlteration() {}
+func (ChangeStreamSetOptions) isChangeStreamAlteration() {}
 
 // ================================================================================
 //
@@ -1626,41 +1626,41 @@ type CreateView struct {
 
 // AlterTable is ALTER TABLE statement node.
 //
-//	ALTER TABLE {{.Name | sql}} {{.TableAlternation | sql}}
+//	ALTER TABLE {{.Name | sql}} {{.TableAlteration | sql}}
 type AlterTable struct {
 	// pos = Alter
-	// end = TableAlternation.end
+	// end = TableAlteration.end
 
 	Alter token.Pos // position of "ALTER" keyword
 
 	Name             *Ident
-	TableAlternation TableAlternation
+	TableAlteration TableAlteration
 }
 
 // AlterIndex is ALTER INDEX statement node.
 //
-//	ALTER INDEX {{.Name | sql}} {{.IndexAlternation | sql}}
+//	ALTER INDEX {{.Name | sql}} {{.IndexAlteration | sql}}
 type AlterIndex struct {
 	// pos = Alter
-	// end = IndexAlternation.end
+	// end = IndexAlteration.end
 
 	Alter token.Pos // position of "ALTER" keyword
 
 	Name             *Ident
-	IndexAlternation IndexAlternation
+	IndexAlteration IndexAlteration
 }
 
 // AlterChangeStream is ALTER CHANGE STREAM statement node.
 //
-//	ALTER CHANGE STREAM {{.Name | sql}} {{.ChangeStreamAlternation | sql}}
+//	ALTER CHANGE STREAM {{.Name | sql}} {{.ChangeStreamAlteration | sql}}
 type AlterChangeStream struct {
 	// pos = Alter
-	// end = ChangeStreamAlternation.end
+	// end = ChangeStreamAlteration.end
 
 	Alter token.Pos // position of "ALTER" keyword
 
 	Name                    *Ident
-	ChangeStreamAlternation ChangeStreamAlternation
+	ChangeStreamAlteration ChangeStreamAlteration
 }
 
 // AddColumn is ADD COLUMN clause in ALTER TABLE.
diff --git a/ast/ast_test.go b/ast/ast_test.go
index c9c1f999..5199e2d7 100644
--- a/ast/ast_test.go
+++ b/ast/ast_test.go
@@ -142,14 +142,14 @@ func TestConstraint(t *testing.T) {
 	Constraint(&Check{}).isConstraint()
 }
 
-func TestTableAlternation(t *testing.T) {
-	TableAlternation(&AddColumn{}).isTableAlternation()
-	TableAlternation(&AddTableConstraint{}).isTableAlternation()
-	TableAlternation(&DropColumn{}).isTableAlternation()
-	TableAlternation(&DropConstraint{}).isTableAlternation()
-	TableAlternation(&SetOnDelete{}).isTableAlternation()
-	TableAlternation(&AlterColumn{}).isTableAlternation()
-	TableAlternation(&AlterColumnSet{}).isTableAlternation()
+func TestTableAlteration(t *testing.T) {
+	TableAlteration(&AddColumn{}).isTableAlteration()
+	TableAlteration(&AddTableConstraint{}).isTableAlteration()
+	TableAlteration(&DropColumn{}).isTableAlteration()
+	TableAlteration(&DropConstraint{}).isTableAlteration()
+	TableAlteration(&SetOnDelete{}).isTableAlteration()
+	TableAlteration(&AlterColumn{}).isTableAlteration()
+	TableAlteration(&AlterColumnSet{}).isTableAlteration()
 }
 
 func TestPrivilege(t *testing.T) {
@@ -172,9 +172,9 @@ func TestSchemaType(t *testing.T) {
 	SchemaType(&ArraySchemaType{}).isSchemaType()
 }
 
-func TestIndexAlternation(t *testing.T) {
-	IndexAlternation(&AddStoredColumn{}).isIndexAlternation()
-	IndexAlternation(&DropStoredColumn{}).isIndexAlternation()
+func TestIndexAlteration(t *testing.T) {
+	IndexAlteration(&AddStoredColumn{}).isIndexAlteration()
+	IndexAlteration(&DropStoredColumn{}).isIndexAlteration()
 }
 
 func TestDML(t *testing.T) {
diff --git a/ast/pos.go b/ast/pos.go
index a6aaa402..0b2e0599 100644
--- a/ast/pos.go
+++ b/ast/pos.go
@@ -601,7 +601,7 @@ func (r *RowDeletionPolicy) End() token.Pos {
 }
 
 func (a *AlterTable) Pos() token.Pos { return a.Alter }
-func (a *AlterTable) End() token.Pos { return a.TableAlternation.End() }
+func (a *AlterTable) End() token.Pos { return a.TableAlteration.End() }
 
 func (a *AddColumn) Pos() token.Pos { return a.Add }
 func (a *AddColumn) End() token.Pos { return a.Column.End() }
@@ -693,7 +693,7 @@ func (i *InterleaveIn) Pos() token.Pos { return i.Comma }
 func (i *InterleaveIn) End() token.Pos { return i.TableName.End() }
 
 func (a *AlterIndex) Pos() token.Pos { return a.Alter }
-func (a *AlterIndex) End() token.Pos { return a.IndexAlternation.End() }
+func (a *AlterIndex) End() token.Pos { return a.IndexAlteration.End() }
 
 func (a *AddStoredColumn) Pos() token.Pos { return a.Add }
 func (a *AddStoredColumn) End() token.Pos { return a.Name.End() }
@@ -714,7 +714,7 @@ func (d *DropChangeStream) Pos() token.Pos { return d.Drop }
 func (d *DropChangeStream) End() token.Pos { return d.Name.End() }
 
 func (a *AlterChangeStream) Pos() token.Pos      { return a.Alter }
-func (a *AlterChangeStream) End() token.Pos      { return a.ChangeStreamAlternation.End() }
+func (a *AlterChangeStream) End() token.Pos      { return a.ChangeStreamAlteration.End() }
 
 func (a *ChangeStreamSetFor) Pos() token.Pos     { return a.Set }
 func (a *ChangeStreamSetFor) End() token.Pos     { return a.For.End() }
diff --git a/ast/pos_test.go b/ast/pos_test.go
index 5e58dbde..48ebb94d 100644
--- a/ast/pos_test.go
+++ b/ast/pos_test.go
@@ -6,7 +6,7 @@ import (
 	"github.com/cloudspannerecosystem/memefish/token"
 )
 
-func TestTableAlternation_Position(t *testing.T) {
+func TestTableAlteration_Position(t *testing.T) {
 	alterColumnDefaultExpr := AlterColumn{
 		DefaultExpr: &ColumnDefaultExpr{Rparen: 100},
 	}
diff --git a/ast/sql.go b/ast/sql.go
index c31d71bc..4c94d30f 100644
--- a/ast/sql.go
+++ b/ast/sql.go
@@ -872,7 +872,7 @@ func (r *RowDeletionPolicy) SQL() string {
 }
 
 func (a *AlterTable) SQL() string {
-	return "ALTER TABLE " + a.Name.SQL() + " " + a.TableAlternation.SQL()
+	return "ALTER TABLE " + a.Name.SQL() + " " + a.TableAlteration.SQL()
 }
 
 func (a *AddColumn) SQL() string {
@@ -1007,7 +1007,7 @@ func (c *ChangeStreamOptions) SQL() string {
 }
 
 func (a *AlterChangeStream) SQL() string {
-	return "ALTER CHANGE STREAM " + a.Name.SQL() + " " + a.ChangeStreamAlternation.SQL()
+	return "ALTER CHANGE STREAM " + a.Name.SQL() + " " + a.ChangeStreamAlteration.SQL()
 }
 
 func (a ChangeStreamSetFor) SQL() string {
@@ -1058,7 +1058,7 @@ func (i *InterleaveIn) SQL() string {
 }
 
 func (a *AlterIndex) SQL() string {
-	return "ALTER INDEX " + a.Name.SQL() + " " + a.IndexAlternation.SQL()
+	return "ALTER INDEX " + a.Name.SQL() + " " + a.IndexAlteration.SQL()
 }
 
 func (a *AddStoredColumn) SQL() string {
diff --git a/parser.go b/parser.go
index 7648d90c..4978e766 100644
--- a/parser.go
+++ b/parser.go
@@ -2536,13 +2536,13 @@ func (p *Parser) parseAlterChangeStream(pos token.Pos) *ast.AlterChangeStream {
 		setpos := p.Token.Pos
 		p.nextToken()
 		if p.Token.Kind == "FOR" {
-			cs.ChangeStreamAlternation = &ast.ChangeStreamSetFor{
+			cs.ChangeStreamAlteration = &ast.ChangeStreamSetFor{
 				Set: setpos,
 				For: p.parseChangeStreamFor(),
 			}
 			return cs
 		} else if p.Token.IsKeywordLike("OPTIONS") {
-			cs.ChangeStreamAlternation = &ast.ChangeStreamSetOptions{
+			cs.ChangeStreamAlteration = &ast.ChangeStreamSetOptions{
 				Set:     setpos,
 				Options: p.parseChangeStreamOptions(),
 			}
@@ -2553,7 +2553,7 @@ func (p *Parser) parseAlterChangeStream(pos token.Pos) *ast.AlterChangeStream {
 		p.nextToken()
 		p.expect("FOR")
 		allpos := p.expect("ALL").Pos
-		cs.ChangeStreamAlternation = &ast.ChangeStreamDropForAll{
+		cs.ChangeStreamAlteration = &ast.ChangeStreamDropForAll{
 			Drop: droppos,
 			All:  allpos,
 		}
@@ -2683,18 +2683,18 @@ func (p *Parser) parseAlterTable(pos token.Pos) *ast.AlterTable {
 	p.expectKeywordLike("TABLE")
 	name := p.parseIdent()
 
-	var alternation ast.TableAlternation
+	var alteration ast.TableAlteration
 	switch {
 	case p.Token.IsKeywordLike("ADD"):
-		alternation = p.parseAlterTableAdd()
+		alteration = p.parseAlterTableAdd()
 	case p.Token.IsKeywordLike("DROP"):
-		alternation = p.parseAlterTableDrop()
+		alteration = p.parseAlterTableDrop()
 	case p.Token.IsKeywordLike("REPLACE"):
-		alternation = p.parseAlterTableReplace()
+		alteration = p.parseAlterTableReplace()
 	case p.Token.Kind == "SET":
-		alternation = p.parseSetOnDelete()
+		alteration = p.parseSetOnDelete()
 	case p.Token.IsKeywordLike("ALTER"):
-		alternation = p.parseAlterColumn()
+		alteration = p.parseAlterColumn()
 	default:
 		if p.Token.Kind == token.TokenIdent {
 			p.panicfAtToken(&p.Token, "expected pseuso keyword: ADD, ALTER, DROP, but: %s", p.Token.AsString)
@@ -2706,33 +2706,33 @@ func (p *Parser) parseAlterTable(pos token.Pos) *ast.AlterTable {
 	return &ast.AlterTable{
 		Alter:            pos,
 		Name:             name,
-		TableAlternation: alternation,
+		TableAlteration: alteration,
 	}
 }
 
-func (p *Parser) parseAlterTableAdd() ast.TableAlternation {
+func (p *Parser) parseAlterTableAdd() ast.TableAlteration {
 	pos := p.expectKeywordLike("ADD").Pos
 
-	var alternation ast.TableAlternation
+	var alteration ast.TableAlteration
 
 	switch {
 	case p.Token.IsKeywordLike("COLUMN"):
 		p.expectKeywordLike("COLUMN")
 		ifNotExists := p.parseIfNotExists()
 		column := p.parseColumnDef()
-		alternation = &ast.AddColumn{
+		alteration = &ast.AddColumn{
 			Add:         pos,
 			IfNotExists: ifNotExists,
 			Column:      column,
 		}
 	case p.Token.IsKeywordLike("CONSTRAINT"):
-		alternation = &ast.AddTableConstraint{
+		alteration = &ast.AddTableConstraint{
 			Add:             pos,
 			TableConstraint: p.parseConstraint(),
 		}
 	case p.Token.IsKeywordLike("FOREIGN"):
 		fk := p.parseForeignKey()
-		alternation = &ast.AddTableConstraint{
+		alteration = &ast.AddTableConstraint{
 			Add: pos,
 			TableConstraint: &ast.TableConstraint{
 				Constraint: fk,
@@ -2740,7 +2740,7 @@ func (p *Parser) parseAlterTableAdd() ast.TableAlternation {
 		}
 	case p.Token.IsKeywordLike("CHECK"):
 		c := p.parseCheck()
-		alternation = &ast.AddTableConstraint{
+		alteration = &ast.AddTableConstraint{
 			Add: pos,
 			TableConstraint: &ast.TableConstraint{
 				Constraint: c,
@@ -2749,7 +2749,7 @@ func (p *Parser) parseAlterTableAdd() ast.TableAlternation {
 	case p.Token.IsKeywordLike("ROW"):
 		rdp := p.parseRowDeletionPolicy()
 
-		alternation = &ast.AddRowDeletionPolicy{
+		alteration = &ast.AddRowDeletionPolicy{
 			Add:               pos,
 			RowDeletionPolicy: rdp,
 		}
@@ -2757,26 +2757,26 @@ func (p *Parser) parseAlterTableAdd() ast.TableAlternation {
 		p.panicfAtToken(&p.Token, "expected pseuso keyword: COLUMN, CONSTRAINT, FOREIGN, but: %s", p.Token.AsString)
 	}
 
-	return alternation
+	return alteration
 }
 
-func (p *Parser) parseAlterTableDrop() ast.TableAlternation {
+func (p *Parser) parseAlterTableDrop() ast.TableAlteration {
 	pos := p.expectKeywordLike("DROP").Pos
 
-	var alternation ast.TableAlternation
+	var alteration ast.TableAlteration
 
 	switch {
 	case p.Token.IsKeywordLike("COLUMN"):
 		p.expectKeywordLike("COLUMN")
 		name := p.parseIdent()
-		alternation = &ast.DropColumn{
+		alteration = &ast.DropColumn{
 			Drop: pos,
 			Name: name,
 		}
 	case p.Token.IsKeywordLike("CONSTRAINT"):
 		p.expectKeywordLike("CONSTRAINT")
 		name := p.parseIdent()
-		alternation = &ast.DropConstraint{
+		alteration = &ast.DropConstraint{
 			Drop: pos,
 			Name: name,
 		}
@@ -2784,7 +2784,7 @@ func (p *Parser) parseAlterTableDrop() ast.TableAlternation {
 		p.expectKeywordLike("ROW")
 		p.expectKeywordLike("DELETION")
 		policyPos := p.expectKeywordLike("POLICY").Pos
-		alternation = &ast.DropRowDeletionPolicy{
+		alteration = &ast.DropRowDeletionPolicy{
 			Drop:   pos,
 			Policy: policyPos,
 		}
@@ -2792,10 +2792,10 @@ func (p *Parser) parseAlterTableDrop() ast.TableAlternation {
 		p.panicfAtToken(&p.Token, "expected pseuso keyword: COLUMN, CONSTRAINT, but: %s", p.Token.AsString)
 	}
 
-	return alternation
+	return alteration
 }
 
-func (p *Parser) parseAlterTableReplace() ast.TableAlternation {
+func (p *Parser) parseAlterTableReplace() ast.TableAlteration {
 	pos := p.expectKeywordLike("REPLACE").Pos
 	rdp := p.parseRowDeletionPolicy()
 
@@ -2816,7 +2816,7 @@ func (p *Parser) parseSetOnDelete() *ast.SetOnDelete {
 	}
 }
 
-func (p *Parser) parseAlterColumn() ast.TableAlternation {
+func (p *Parser) parseAlterColumn() ast.TableAlteration {
 	pos := p.expectKeywordLike("ALTER").Pos
 	p.expectKeywordLike("COLUMN")
 
@@ -2858,12 +2858,12 @@ func (p *Parser) parseAlterIndex(pos token.Pos) *ast.AlterIndex {
 
 	name := p.parseIdent()
 
-	var alternation ast.IndexAlternation
+	var alteration ast.IndexAlteration
 	switch {
 	case p.Token.IsKeywordLike("ADD"):
-		alternation = p.parseAddStoredColumn()
+		alteration = p.parseAddStoredColumn()
 	case p.Token.IsKeywordLike("DROP"):
-		alternation = p.parseDropStoredColumn()
+		alteration = p.parseDropStoredColumn()
 	default:
 		p.panicfAtToken(&p.Token, "expected pseudo keyword: ADD, DROP, but: %s", p.Token.AsString)
 	}
@@ -2871,11 +2871,11 @@ func (p *Parser) parseAlterIndex(pos token.Pos) *ast.AlterIndex {
 	return &ast.AlterIndex{
 		Alter:            pos,
 		Name:             name,
-		IndexAlternation: alternation,
+		IndexAlteration: alteration,
 	}
 }
 
-func (p *Parser) parseAddStoredColumn() ast.IndexAlternation {
+func (p *Parser) parseAddStoredColumn() ast.IndexAlteration {
 	pos := p.expectKeywordLike("ADD").Pos
 	p.expectKeywordLike("STORED")
 	p.expectKeywordLike("COLUMN")
@@ -2888,7 +2888,7 @@ func (p *Parser) parseAddStoredColumn() ast.IndexAlternation {
 	}
 }
 
-func (p *Parser) parseDropStoredColumn() ast.IndexAlternation {
+func (p *Parser) parseDropStoredColumn() ast.IndexAlteration {
 	pos := p.expectKeywordLike("DROP").Pos
 	p.expectKeywordLike("STORED")
 	p.expectKeywordLike("COLUMN")
diff --git a/testdata/result/ddl/alter_change_stream_options.sql.txt b/testdata/result/ddl/alter_change_stream_options.sql.txt
index 9d5a0911..29591d27 100644
--- a/testdata/result/ddl/alter_change_stream_options.sql.txt
+++ b/testdata/result/ddl/alter_change_stream_options.sql.txt
@@ -9,7 +9,7 @@ ALTER CHANGE STREAM change_stream_name SET OPTIONS (retention_period = '1d', val
     NameEnd: 38,
     Name:    "change_stream_name",
   },
-  ChangeStreamAlternation: &ast.ChangeStreamSetOptions{
+  ChangeStreamAlteration: &ast.ChangeStreamSetOptions{
     Set:     39,
     Options: &ast.ChangeStreamOptions{
       Options: 43,
diff --git a/testdata/result/ddl/alter_change_stream_set_drop_for_all.sql.txt b/testdata/result/ddl/alter_change_stream_set_drop_for_all.sql.txt
index b8c4b40a..78744030 100644
--- a/testdata/result/ddl/alter_change_stream_set_drop_for_all.sql.txt
+++ b/testdata/result/ddl/alter_change_stream_set_drop_for_all.sql.txt
@@ -9,7 +9,7 @@ ALTER CHANGE STREAM change_stream_name DROP FOR ALL
     NameEnd: 38,
     Name:    "change_stream_name",
   },
-  ChangeStreamAlternation: &ast.ChangeStreamDropForAll{
+  ChangeStreamAlteration: &ast.ChangeStreamDropForAll{
     Drop: 39,
     All:  48,
   },
diff --git a/testdata/result/ddl/alter_change_stream_set_for_all.sql.txt b/testdata/result/ddl/alter_change_stream_set_for_all.sql.txt
index e6285a9a..93247c77 100644
--- a/testdata/result/ddl/alter_change_stream_set_for_all.sql.txt
+++ b/testdata/result/ddl/alter_change_stream_set_for_all.sql.txt
@@ -9,7 +9,7 @@ ALTER CHANGE STREAM change_stream_name SET FOR ALL
     NameEnd: 38,
     Name:    "change_stream_name",
   },
-  ChangeStreamAlternation: &ast.ChangeStreamSetFor{
+  ChangeStreamAlteration: &ast.ChangeStreamSetFor{
     Set: 39,
     For: &ast.ChangeStreamForAll{
       For: 43,
diff --git a/testdata/result/ddl/alter_change_stream_set_for_table_columns.sql.txt b/testdata/result/ddl/alter_change_stream_set_for_table_columns.sql.txt
index 4d7bfc3a..ed5c412b 100644
--- a/testdata/result/ddl/alter_change_stream_set_for_table_columns.sql.txt
+++ b/testdata/result/ddl/alter_change_stream_set_for_table_columns.sql.txt
@@ -9,7 +9,7 @@ ALTER CHANGE STREAM change_stream_name SET FOR table_name1(column1, column2), ta
     NameEnd: 38,
     Name:    "change_stream_name",
   },
-  ChangeStreamAlternation: &ast.ChangeStreamSetFor{
+  ChangeStreamAlteration: &ast.ChangeStreamSetFor{
     Set: 39,
     For: &ast.ChangeStreamForTables{
       For:    43,
diff --git a/testdata/result/ddl/alter_index_add_stored_column.sql.txt b/testdata/result/ddl/alter_index_add_stored_column.sql.txt
index 558262b9..c050f94b 100644
--- a/testdata/result/ddl/alter_index_add_stored_column.sql.txt
+++ b/testdata/result/ddl/alter_index_add_stored_column.sql.txt
@@ -9,7 +9,7 @@ alter index foo add stored column bar
     NameEnd: 15,
     Name:    "foo",
   },
-  IndexAlternation: &ast.AddStoredColumn{
+  IndexAlteration: &ast.AddStoredColumn{
     Add:  16,
     Name: &ast.Ident{
       NamePos: 34,
diff --git a/testdata/result/ddl/alter_index_drop_stored_column.sql.txt b/testdata/result/ddl/alter_index_drop_stored_column.sql.txt
index cbad680e..0255727f 100644
--- a/testdata/result/ddl/alter_index_drop_stored_column.sql.txt
+++ b/testdata/result/ddl/alter_index_drop_stored_column.sql.txt
@@ -9,7 +9,7 @@ alter index foo drop stored column bar
     NameEnd: 15,
     Name:    "foo",
   },
-  IndexAlternation: &ast.DropStoredColumn{
+  IndexAlteration: &ast.DropStoredColumn{
     Drop: 16,
     Name: &ast.Ident{
       NamePos: 35,
diff --git a/testdata/result/ddl/alter_table_add_check.sql.txt b/testdata/result/ddl/alter_table_add_check.sql.txt
index ac5c2b1c..24cf9b74 100644
--- a/testdata/result/ddl/alter_table_add_check.sql.txt
+++ b/testdata/result/ddl/alter_table_add_check.sql.txt
@@ -9,7 +9,7 @@ alter table foo add check (c1 > 0)
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddTableConstraint{
+  TableAlteration: &ast.AddTableConstraint{
     Add:             16,
     TableConstraint: &ast.TableConstraint{
       ConstraintPos: 0,
diff --git a/testdata/result/ddl/alter_table_add_column.sql.txt b/testdata/result/ddl/alter_table_add_column.sql.txt
index bdcaed80..b3003ef7 100644
--- a/testdata/result/ddl/alter_table_add_column.sql.txt
+++ b/testdata/result/ddl/alter_table_add_column.sql.txt
@@ -8,7 +8,7 @@ alter table foo add column baz string(max) not null
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddColumn{
+  TableAlteration: &ast.AddColumn{
     Add:         16,
     IfNotExists: false,
     Column:      &ast.ColumnDef{
diff --git a/testdata/result/ddl/alter_table_add_column_if_not_exists.sql.txt b/testdata/result/ddl/alter_table_add_column_if_not_exists.sql.txt
index 4f9cfad6..3d0c2760 100644
--- a/testdata/result/ddl/alter_table_add_column_if_not_exists.sql.txt
+++ b/testdata/result/ddl/alter_table_add_column_if_not_exists.sql.txt
@@ -9,7 +9,7 @@ alter table foo add column if not exists baz string(max) not null
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddColumn{
+  TableAlteration: &ast.AddColumn{
     Add:         16,
     IfNotExists: true,
     Column:      &ast.ColumnDef{
diff --git a/testdata/result/ddl/alter_table_add_column_with_if_expression.sql.txt b/testdata/result/ddl/alter_table_add_column_with_if_expression.sql.txt
index bba73728..72daf188 100644
--- a/testdata/result/ddl/alter_table_add_column_with_if_expression.sql.txt
+++ b/testdata/result/ddl/alter_table_add_column_with_if_expression.sql.txt
@@ -8,7 +8,7 @@ ALTER TABLE foo ADD COLUMN expired_at TIMESTAMP AS (IF (status != "OPEN" AND sta
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddColumn{
+  TableAlteration: &ast.AddColumn{
     Add:         16,
     IfNotExists: false,
     Column:      &ast.ColumnDef{
diff --git a/testdata/result/ddl/alter_table_add_constraint_check.sql.txt b/testdata/result/ddl/alter_table_add_constraint_check.sql.txt
index cc856f9f..8da98462 100644
--- a/testdata/result/ddl/alter_table_add_constraint_check.sql.txt
+++ b/testdata/result/ddl/alter_table_add_constraint_check.sql.txt
@@ -9,7 +9,7 @@ alter table foo add constraint cname check (c1 > 0)
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddTableConstraint{
+  TableAlteration: &ast.AddTableConstraint{
     Add:             16,
     TableConstraint: &ast.TableConstraint{
       ConstraintPos: 20,
diff --git a/testdata/result/ddl/alter_table_add_constraint_foreign_key.sql.txt b/testdata/result/ddl/alter_table_add_constraint_foreign_key.sql.txt
index 2f63b9a4..73755682 100644
--- a/testdata/result/ddl/alter_table_add_constraint_foreign_key.sql.txt
+++ b/testdata/result/ddl/alter_table_add_constraint_foreign_key.sql.txt
@@ -9,7 +9,7 @@ alter table foo add constraint fkname foreign key (foo, bar) references t2 (t2ke
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddTableConstraint{
+  TableAlteration: &ast.AddTableConstraint{
     Add:             16,
     TableConstraint: &ast.TableConstraint{
       ConstraintPos: 20,
diff --git a/testdata/result/ddl/alter_table_add_constraint_foreign_key_on_delete_cascade.sql.txt b/testdata/result/ddl/alter_table_add_constraint_foreign_key_on_delete_cascade.sql.txt
index 1cfcc423..77fac40a 100644
--- a/testdata/result/ddl/alter_table_add_constraint_foreign_key_on_delete_cascade.sql.txt
+++ b/testdata/result/ddl/alter_table_add_constraint_foreign_key_on_delete_cascade.sql.txt
@@ -9,7 +9,7 @@ alter table foo add constraint fkname foreign key (foo, bar) references t2 (t2ke
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddTableConstraint{
+  TableAlteration: &ast.AddTableConstraint{
     Add:             16,
     TableConstraint: &ast.TableConstraint{
       ConstraintPos: 20,
diff --git a/testdata/result/ddl/alter_table_add_constraint_foreign_key_on_delete_no_action.sql.txt b/testdata/result/ddl/alter_table_add_constraint_foreign_key_on_delete_no_action.sql.txt
index a9fde931..6a91159e 100644
--- a/testdata/result/ddl/alter_table_add_constraint_foreign_key_on_delete_no_action.sql.txt
+++ b/testdata/result/ddl/alter_table_add_constraint_foreign_key_on_delete_no_action.sql.txt
@@ -9,7 +9,7 @@ alter table foo add constraint fkname foreign key (foo, bar) references t2 (t2ke
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddTableConstraint{
+  TableAlteration: &ast.AddTableConstraint{
     Add:             16,
     TableConstraint: &ast.TableConstraint{
       ConstraintPos: 20,
diff --git a/testdata/result/ddl/alter_table_add_foreign_key.sql.txt b/testdata/result/ddl/alter_table_add_foreign_key.sql.txt
index 7bf717f3..6f40ab66 100644
--- a/testdata/result/ddl/alter_table_add_foreign_key.sql.txt
+++ b/testdata/result/ddl/alter_table_add_foreign_key.sql.txt
@@ -9,7 +9,7 @@ alter table foo add foreign key (bar) references t2 (t2key1)
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddTableConstraint{
+  TableAlteration: &ast.AddTableConstraint{
     Add:             16,
     TableConstraint: &ast.TableConstraint{
       ConstraintPos: 0,
diff --git a/testdata/result/ddl/alter_table_add_row_deletion_policy.sql.txt b/testdata/result/ddl/alter_table_add_row_deletion_policy.sql.txt
index a50e2466..f04597c6 100644
--- a/testdata/result/ddl/alter_table_add_row_deletion_policy.sql.txt
+++ b/testdata/result/ddl/alter_table_add_row_deletion_policy.sql.txt
@@ -9,7 +9,7 @@ alter table foo add row deletion policy ( older_than ( bar, interval 30 day ))
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddRowDeletionPolicy{
+  TableAlteration: &ast.AddRowDeletionPolicy{
     Add:               16,
     RowDeletionPolicy: &ast.RowDeletionPolicy{
       Row:        20,
diff --git a/testdata/result/ddl/alter_table_alter_column.sql.txt b/testdata/result/ddl/alter_table_alter_column.sql.txt
index 4f0202c3..dedb4bee 100644
--- a/testdata/result/ddl/alter_table_alter_column.sql.txt
+++ b/testdata/result/ddl/alter_table_alter_column.sql.txt
@@ -8,7 +8,7 @@ alter table foo alter column foo string(256) not null
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AlterColumn{
+  TableAlteration: &ast.AlterColumn{
     Alter: 16,
     Null:  49,
     Name:  &ast.Ident{
diff --git a/testdata/result/ddl/alter_table_alter_column_set.sql.txt b/testdata/result/ddl/alter_table_alter_column_set.sql.txt
index cafced18..9b7245de 100644
--- a/testdata/result/ddl/alter_table_alter_column_set.sql.txt
+++ b/testdata/result/ddl/alter_table_alter_column_set.sql.txt
@@ -8,7 +8,7 @@ alter table foo alter column foo set options(allow_commit_timestamp = true)
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AlterColumnSet{
+  TableAlteration: &ast.AlterColumnSet{
     Alter: 16,
     Name:  &ast.Ident{
       NamePos: 29,
diff --git a/testdata/result/ddl/alter_table_alter_column_set_default.sql.txt b/testdata/result/ddl/alter_table_alter_column_set_default.sql.txt
index 4c7e3a10..33148d04 100644
--- a/testdata/result/ddl/alter_table_alter_column_set_default.sql.txt
+++ b/testdata/result/ddl/alter_table_alter_column_set_default.sql.txt
@@ -8,7 +8,7 @@ ALTER TABLE actions ALTER COLUMN output SET DEFAULT("")
     NameEnd: 19,
     Name:    "actions",
   },
-  TableAlternation: &ast.AlterColumnSet{
+  TableAlteration: &ast.AlterColumnSet{
     Alter: 20,
     Name:  &ast.Ident{
       NamePos: 33,
diff --git a/testdata/result/ddl/alter_table_alter_column_with_default.sql.txt b/testdata/result/ddl/alter_table_alter_column_with_default.sql.txt
index 8483000b..3578bfd0 100644
--- a/testdata/result/ddl/alter_table_alter_column_with_default.sql.txt
+++ b/testdata/result/ddl/alter_table_alter_column_with_default.sql.txt
@@ -8,7 +8,7 @@ ALTER TABLE actions ALTER COLUMN output STRING(MAX) NOT NULL DEFAULT("")
     NameEnd: 19,
     Name:    "actions",
   },
-  TableAlternation: &ast.AlterColumn{
+  TableAlteration: &ast.AlterColumn{
     Alter: 20,
     Null:  56,
     Name:  &ast.Ident{
diff --git a/testdata/result/ddl/alter_table_drop_column.sql.txt b/testdata/result/ddl/alter_table_drop_column.sql.txt
index 27f85353..a6d50896 100644
--- a/testdata/result/ddl/alter_table_drop_column.sql.txt
+++ b/testdata/result/ddl/alter_table_drop_column.sql.txt
@@ -9,7 +9,7 @@ alter table foo drop column bar
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.DropColumn{
+  TableAlteration: &ast.DropColumn{
     Drop: 16,
     Name: &ast.Ident{
       NamePos: 28,
diff --git a/testdata/result/ddl/alter_table_drop_constraint.sql.txt b/testdata/result/ddl/alter_table_drop_constraint.sql.txt
index 863b8c92..70f07651 100644
--- a/testdata/result/ddl/alter_table_drop_constraint.sql.txt
+++ b/testdata/result/ddl/alter_table_drop_constraint.sql.txt
@@ -9,7 +9,7 @@ alter table foo drop constraint bar
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.DropConstraint{
+  TableAlteration: &ast.DropConstraint{
     Drop: 16,
     Name: &ast.Ident{
       NamePos: 32,
diff --git a/testdata/result/ddl/alter_table_drop_row_deletion_policy.sql.txt b/testdata/result/ddl/alter_table_drop_row_deletion_policy.sql.txt
index dab14bb4..c3a12441 100644
--- a/testdata/result/ddl/alter_table_drop_row_deletion_policy.sql.txt
+++ b/testdata/result/ddl/alter_table_drop_row_deletion_policy.sql.txt
@@ -9,7 +9,7 @@ alter table foo drop row deletion policy
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.DropRowDeletionPolicy{
+  TableAlteration: &ast.DropRowDeletionPolicy{
     Drop:   16,
     Policy: 34,
   },
diff --git a/testdata/result/ddl/alter_table_replace_row_deletion_policy.sql.txt b/testdata/result/ddl/alter_table_replace_row_deletion_policy.sql.txt
index 0ea5e705..ab3d3733 100644
--- a/testdata/result/ddl/alter_table_replace_row_deletion_policy.sql.txt
+++ b/testdata/result/ddl/alter_table_replace_row_deletion_policy.sql.txt
@@ -9,7 +9,7 @@ alter table foo replace row deletion policy ( older_than ( bar, interval 30 day
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.ReplaceRowDeletionPolicy{
+  TableAlteration: &ast.ReplaceRowDeletionPolicy{
     Replace:           16,
     RowDeletionPolicy: &ast.RowDeletionPolicy{
       Row:        24,
diff --git a/testdata/result/ddl/alter_table_set_on_delete.sql.txt b/testdata/result/ddl/alter_table_set_on_delete.sql.txt
index bb416d9e..9817f838 100644
--- a/testdata/result/ddl/alter_table_set_on_delete.sql.txt
+++ b/testdata/result/ddl/alter_table_set_on_delete.sql.txt
@@ -8,7 +8,7 @@ alter table foo set on delete cascade
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.SetOnDelete{
+  TableAlteration: &ast.SetOnDelete{
     Set:         16,
     OnDeleteEnd: 37,
     OnDelete:    "ON DELETE CASCADE",
diff --git a/testdata/result/ddl/alter_table_set_on_delete_no_action.sql.txt b/testdata/result/ddl/alter_table_set_on_delete_no_action.sql.txt
index 89a03a5d..bd058cad 100644
--- a/testdata/result/ddl/alter_table_set_on_delete_no_action.sql.txt
+++ b/testdata/result/ddl/alter_table_set_on_delete_no_action.sql.txt
@@ -8,7 +8,7 @@ alter table foo set on delete no action
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.SetOnDelete{
+  TableAlteration: &ast.SetOnDelete{
     Set:         16,
     OnDeleteEnd: 39,
     OnDelete:    "ON DELETE NO ACTION",
diff --git a/testdata/result/statement/alter_change_stream_options.sql.txt b/testdata/result/statement/alter_change_stream_options.sql.txt
index 9d5a0911..29591d27 100644
--- a/testdata/result/statement/alter_change_stream_options.sql.txt
+++ b/testdata/result/statement/alter_change_stream_options.sql.txt
@@ -9,7 +9,7 @@ ALTER CHANGE STREAM change_stream_name SET OPTIONS (retention_period = '1d', val
     NameEnd: 38,
     Name:    "change_stream_name",
   },
-  ChangeStreamAlternation: &ast.ChangeStreamSetOptions{
+  ChangeStreamAlteration: &ast.ChangeStreamSetOptions{
     Set:     39,
     Options: &ast.ChangeStreamOptions{
       Options: 43,
diff --git a/testdata/result/statement/alter_change_stream_set_drop_for_all.sql.txt b/testdata/result/statement/alter_change_stream_set_drop_for_all.sql.txt
index b8c4b40a..78744030 100644
--- a/testdata/result/statement/alter_change_stream_set_drop_for_all.sql.txt
+++ b/testdata/result/statement/alter_change_stream_set_drop_for_all.sql.txt
@@ -9,7 +9,7 @@ ALTER CHANGE STREAM change_stream_name DROP FOR ALL
     NameEnd: 38,
     Name:    "change_stream_name",
   },
-  ChangeStreamAlternation: &ast.ChangeStreamDropForAll{
+  ChangeStreamAlteration: &ast.ChangeStreamDropForAll{
     Drop: 39,
     All:  48,
   },
diff --git a/testdata/result/statement/alter_change_stream_set_for_all.sql.txt b/testdata/result/statement/alter_change_stream_set_for_all.sql.txt
index e6285a9a..93247c77 100644
--- a/testdata/result/statement/alter_change_stream_set_for_all.sql.txt
+++ b/testdata/result/statement/alter_change_stream_set_for_all.sql.txt
@@ -9,7 +9,7 @@ ALTER CHANGE STREAM change_stream_name SET FOR ALL
     NameEnd: 38,
     Name:    "change_stream_name",
   },
-  ChangeStreamAlternation: &ast.ChangeStreamSetFor{
+  ChangeStreamAlteration: &ast.ChangeStreamSetFor{
     Set: 39,
     For: &ast.ChangeStreamForAll{
       For: 43,
diff --git a/testdata/result/statement/alter_change_stream_set_for_table_columns.sql.txt b/testdata/result/statement/alter_change_stream_set_for_table_columns.sql.txt
index 4d7bfc3a..ed5c412b 100644
--- a/testdata/result/statement/alter_change_stream_set_for_table_columns.sql.txt
+++ b/testdata/result/statement/alter_change_stream_set_for_table_columns.sql.txt
@@ -9,7 +9,7 @@ ALTER CHANGE STREAM change_stream_name SET FOR table_name1(column1, column2), ta
     NameEnd: 38,
     Name:    "change_stream_name",
   },
-  ChangeStreamAlternation: &ast.ChangeStreamSetFor{
+  ChangeStreamAlteration: &ast.ChangeStreamSetFor{
     Set: 39,
     For: &ast.ChangeStreamForTables{
       For:    43,
diff --git a/testdata/result/statement/alter_index_add_stored_column.sql.txt b/testdata/result/statement/alter_index_add_stored_column.sql.txt
index 558262b9..c050f94b 100644
--- a/testdata/result/statement/alter_index_add_stored_column.sql.txt
+++ b/testdata/result/statement/alter_index_add_stored_column.sql.txt
@@ -9,7 +9,7 @@ alter index foo add stored column bar
     NameEnd: 15,
     Name:    "foo",
   },
-  IndexAlternation: &ast.AddStoredColumn{
+  IndexAlteration: &ast.AddStoredColumn{
     Add:  16,
     Name: &ast.Ident{
       NamePos: 34,
diff --git a/testdata/result/statement/alter_index_drop_stored_column.sql.txt b/testdata/result/statement/alter_index_drop_stored_column.sql.txt
index cbad680e..0255727f 100644
--- a/testdata/result/statement/alter_index_drop_stored_column.sql.txt
+++ b/testdata/result/statement/alter_index_drop_stored_column.sql.txt
@@ -9,7 +9,7 @@ alter index foo drop stored column bar
     NameEnd: 15,
     Name:    "foo",
   },
-  IndexAlternation: &ast.DropStoredColumn{
+  IndexAlteration: &ast.DropStoredColumn{
     Drop: 16,
     Name: &ast.Ident{
       NamePos: 35,
diff --git a/testdata/result/statement/alter_table_add_check.sql.txt b/testdata/result/statement/alter_table_add_check.sql.txt
index ac5c2b1c..24cf9b74 100644
--- a/testdata/result/statement/alter_table_add_check.sql.txt
+++ b/testdata/result/statement/alter_table_add_check.sql.txt
@@ -9,7 +9,7 @@ alter table foo add check (c1 > 0)
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddTableConstraint{
+  TableAlteration: &ast.AddTableConstraint{
     Add:             16,
     TableConstraint: &ast.TableConstraint{
       ConstraintPos: 0,
diff --git a/testdata/result/statement/alter_table_add_column.sql.txt b/testdata/result/statement/alter_table_add_column.sql.txt
index bdcaed80..b3003ef7 100644
--- a/testdata/result/statement/alter_table_add_column.sql.txt
+++ b/testdata/result/statement/alter_table_add_column.sql.txt
@@ -8,7 +8,7 @@ alter table foo add column baz string(max) not null
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddColumn{
+  TableAlteration: &ast.AddColumn{
     Add:         16,
     IfNotExists: false,
     Column:      &ast.ColumnDef{
diff --git a/testdata/result/statement/alter_table_add_column_if_not_exists.sql.txt b/testdata/result/statement/alter_table_add_column_if_not_exists.sql.txt
index 4f9cfad6..3d0c2760 100644
--- a/testdata/result/statement/alter_table_add_column_if_not_exists.sql.txt
+++ b/testdata/result/statement/alter_table_add_column_if_not_exists.sql.txt
@@ -9,7 +9,7 @@ alter table foo add column if not exists baz string(max) not null
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddColumn{
+  TableAlteration: &ast.AddColumn{
     Add:         16,
     IfNotExists: true,
     Column:      &ast.ColumnDef{
diff --git a/testdata/result/statement/alter_table_add_column_with_if_expression.sql.txt b/testdata/result/statement/alter_table_add_column_with_if_expression.sql.txt
index bba73728..72daf188 100644
--- a/testdata/result/statement/alter_table_add_column_with_if_expression.sql.txt
+++ b/testdata/result/statement/alter_table_add_column_with_if_expression.sql.txt
@@ -8,7 +8,7 @@ ALTER TABLE foo ADD COLUMN expired_at TIMESTAMP AS (IF (status != "OPEN" AND sta
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddColumn{
+  TableAlteration: &ast.AddColumn{
     Add:         16,
     IfNotExists: false,
     Column:      &ast.ColumnDef{
diff --git a/testdata/result/statement/alter_table_add_constraint_check.sql.txt b/testdata/result/statement/alter_table_add_constraint_check.sql.txt
index cc856f9f..8da98462 100644
--- a/testdata/result/statement/alter_table_add_constraint_check.sql.txt
+++ b/testdata/result/statement/alter_table_add_constraint_check.sql.txt
@@ -9,7 +9,7 @@ alter table foo add constraint cname check (c1 > 0)
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddTableConstraint{
+  TableAlteration: &ast.AddTableConstraint{
     Add:             16,
     TableConstraint: &ast.TableConstraint{
       ConstraintPos: 20,
diff --git a/testdata/result/statement/alter_table_add_constraint_foreign_key.sql.txt b/testdata/result/statement/alter_table_add_constraint_foreign_key.sql.txt
index 2f63b9a4..73755682 100644
--- a/testdata/result/statement/alter_table_add_constraint_foreign_key.sql.txt
+++ b/testdata/result/statement/alter_table_add_constraint_foreign_key.sql.txt
@@ -9,7 +9,7 @@ alter table foo add constraint fkname foreign key (foo, bar) references t2 (t2ke
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddTableConstraint{
+  TableAlteration: &ast.AddTableConstraint{
     Add:             16,
     TableConstraint: &ast.TableConstraint{
       ConstraintPos: 20,
diff --git a/testdata/result/statement/alter_table_add_constraint_foreign_key_on_delete_cascade.sql.txt b/testdata/result/statement/alter_table_add_constraint_foreign_key_on_delete_cascade.sql.txt
index 1cfcc423..77fac40a 100644
--- a/testdata/result/statement/alter_table_add_constraint_foreign_key_on_delete_cascade.sql.txt
+++ b/testdata/result/statement/alter_table_add_constraint_foreign_key_on_delete_cascade.sql.txt
@@ -9,7 +9,7 @@ alter table foo add constraint fkname foreign key (foo, bar) references t2 (t2ke
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddTableConstraint{
+  TableAlteration: &ast.AddTableConstraint{
     Add:             16,
     TableConstraint: &ast.TableConstraint{
       ConstraintPos: 20,
diff --git a/testdata/result/statement/alter_table_add_constraint_foreign_key_on_delete_no_action.sql.txt b/testdata/result/statement/alter_table_add_constraint_foreign_key_on_delete_no_action.sql.txt
index a9fde931..6a91159e 100644
--- a/testdata/result/statement/alter_table_add_constraint_foreign_key_on_delete_no_action.sql.txt
+++ b/testdata/result/statement/alter_table_add_constraint_foreign_key_on_delete_no_action.sql.txt
@@ -9,7 +9,7 @@ alter table foo add constraint fkname foreign key (foo, bar) references t2 (t2ke
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddTableConstraint{
+  TableAlteration: &ast.AddTableConstraint{
     Add:             16,
     TableConstraint: &ast.TableConstraint{
       ConstraintPos: 20,
diff --git a/testdata/result/statement/alter_table_add_foreign_key.sql.txt b/testdata/result/statement/alter_table_add_foreign_key.sql.txt
index 7bf717f3..6f40ab66 100644
--- a/testdata/result/statement/alter_table_add_foreign_key.sql.txt
+++ b/testdata/result/statement/alter_table_add_foreign_key.sql.txt
@@ -9,7 +9,7 @@ alter table foo add foreign key (bar) references t2 (t2key1)
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddTableConstraint{
+  TableAlteration: &ast.AddTableConstraint{
     Add:             16,
     TableConstraint: &ast.TableConstraint{
       ConstraintPos: 0,
diff --git a/testdata/result/statement/alter_table_add_row_deletion_policy.sql.txt b/testdata/result/statement/alter_table_add_row_deletion_policy.sql.txt
index a50e2466..f04597c6 100644
--- a/testdata/result/statement/alter_table_add_row_deletion_policy.sql.txt
+++ b/testdata/result/statement/alter_table_add_row_deletion_policy.sql.txt
@@ -9,7 +9,7 @@ alter table foo add row deletion policy ( older_than ( bar, interval 30 day ))
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AddRowDeletionPolicy{
+  TableAlteration: &ast.AddRowDeletionPolicy{
     Add:               16,
     RowDeletionPolicy: &ast.RowDeletionPolicy{
       Row:        20,
diff --git a/testdata/result/statement/alter_table_alter_column.sql.txt b/testdata/result/statement/alter_table_alter_column.sql.txt
index 4f0202c3..dedb4bee 100644
--- a/testdata/result/statement/alter_table_alter_column.sql.txt
+++ b/testdata/result/statement/alter_table_alter_column.sql.txt
@@ -8,7 +8,7 @@ alter table foo alter column foo string(256) not null
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AlterColumn{
+  TableAlteration: &ast.AlterColumn{
     Alter: 16,
     Null:  49,
     Name:  &ast.Ident{
diff --git a/testdata/result/statement/alter_table_alter_column_set.sql.txt b/testdata/result/statement/alter_table_alter_column_set.sql.txt
index cafced18..9b7245de 100644
--- a/testdata/result/statement/alter_table_alter_column_set.sql.txt
+++ b/testdata/result/statement/alter_table_alter_column_set.sql.txt
@@ -8,7 +8,7 @@ alter table foo alter column foo set options(allow_commit_timestamp = true)
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.AlterColumnSet{
+  TableAlteration: &ast.AlterColumnSet{
     Alter: 16,
     Name:  &ast.Ident{
       NamePos: 29,
diff --git a/testdata/result/statement/alter_table_alter_column_set_default.sql.txt b/testdata/result/statement/alter_table_alter_column_set_default.sql.txt
index 4c7e3a10..33148d04 100644
--- a/testdata/result/statement/alter_table_alter_column_set_default.sql.txt
+++ b/testdata/result/statement/alter_table_alter_column_set_default.sql.txt
@@ -8,7 +8,7 @@ ALTER TABLE actions ALTER COLUMN output SET DEFAULT("")
     NameEnd: 19,
     Name:    "actions",
   },
-  TableAlternation: &ast.AlterColumnSet{
+  TableAlteration: &ast.AlterColumnSet{
     Alter: 20,
     Name:  &ast.Ident{
       NamePos: 33,
diff --git a/testdata/result/statement/alter_table_alter_column_with_default.sql.txt b/testdata/result/statement/alter_table_alter_column_with_default.sql.txt
index 8483000b..3578bfd0 100644
--- a/testdata/result/statement/alter_table_alter_column_with_default.sql.txt
+++ b/testdata/result/statement/alter_table_alter_column_with_default.sql.txt
@@ -8,7 +8,7 @@ ALTER TABLE actions ALTER COLUMN output STRING(MAX) NOT NULL DEFAULT("")
     NameEnd: 19,
     Name:    "actions",
   },
-  TableAlternation: &ast.AlterColumn{
+  TableAlteration: &ast.AlterColumn{
     Alter: 20,
     Null:  56,
     Name:  &ast.Ident{
diff --git a/testdata/result/statement/alter_table_drop_column.sql.txt b/testdata/result/statement/alter_table_drop_column.sql.txt
index 27f85353..a6d50896 100644
--- a/testdata/result/statement/alter_table_drop_column.sql.txt
+++ b/testdata/result/statement/alter_table_drop_column.sql.txt
@@ -9,7 +9,7 @@ alter table foo drop column bar
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.DropColumn{
+  TableAlteration: &ast.DropColumn{
     Drop: 16,
     Name: &ast.Ident{
       NamePos: 28,
diff --git a/testdata/result/statement/alter_table_drop_constraint.sql.txt b/testdata/result/statement/alter_table_drop_constraint.sql.txt
index 863b8c92..70f07651 100644
--- a/testdata/result/statement/alter_table_drop_constraint.sql.txt
+++ b/testdata/result/statement/alter_table_drop_constraint.sql.txt
@@ -9,7 +9,7 @@ alter table foo drop constraint bar
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.DropConstraint{
+  TableAlteration: &ast.DropConstraint{
     Drop: 16,
     Name: &ast.Ident{
       NamePos: 32,
diff --git a/testdata/result/statement/alter_table_drop_row_deletion_policy.sql.txt b/testdata/result/statement/alter_table_drop_row_deletion_policy.sql.txt
index dab14bb4..c3a12441 100644
--- a/testdata/result/statement/alter_table_drop_row_deletion_policy.sql.txt
+++ b/testdata/result/statement/alter_table_drop_row_deletion_policy.sql.txt
@@ -9,7 +9,7 @@ alter table foo drop row deletion policy
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.DropRowDeletionPolicy{
+  TableAlteration: &ast.DropRowDeletionPolicy{
     Drop:   16,
     Policy: 34,
   },
diff --git a/testdata/result/statement/alter_table_replace_row_deletion_policy.sql.txt b/testdata/result/statement/alter_table_replace_row_deletion_policy.sql.txt
index 0ea5e705..ab3d3733 100644
--- a/testdata/result/statement/alter_table_replace_row_deletion_policy.sql.txt
+++ b/testdata/result/statement/alter_table_replace_row_deletion_policy.sql.txt
@@ -9,7 +9,7 @@ alter table foo replace row deletion policy ( older_than ( bar, interval 30 day
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.ReplaceRowDeletionPolicy{
+  TableAlteration: &ast.ReplaceRowDeletionPolicy{
     Replace:           16,
     RowDeletionPolicy: &ast.RowDeletionPolicy{
       Row:        24,
diff --git a/testdata/result/statement/alter_table_set_on_delete.sql.txt b/testdata/result/statement/alter_table_set_on_delete.sql.txt
index bb416d9e..9817f838 100644
--- a/testdata/result/statement/alter_table_set_on_delete.sql.txt
+++ b/testdata/result/statement/alter_table_set_on_delete.sql.txt
@@ -8,7 +8,7 @@ alter table foo set on delete cascade
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.SetOnDelete{
+  TableAlteration: &ast.SetOnDelete{
     Set:         16,
     OnDeleteEnd: 37,
     OnDelete:    "ON DELETE CASCADE",
diff --git a/testdata/result/statement/alter_table_set_on_delete_no_action.sql.txt b/testdata/result/statement/alter_table_set_on_delete_no_action.sql.txt
index 89a03a5d..bd058cad 100644
--- a/testdata/result/statement/alter_table_set_on_delete_no_action.sql.txt
+++ b/testdata/result/statement/alter_table_set_on_delete_no_action.sql.txt
@@ -8,7 +8,7 @@ alter table foo set on delete no action
     NameEnd: 15,
     Name:    "foo",
   },
-  TableAlternation: &ast.SetOnDelete{
+  TableAlteration: &ast.SetOnDelete{
     Set:         16,
     OnDeleteEnd: 39,
     OnDelete:    "ON DELETE NO ACTION",