Add index on locked_by field

bitcoin-sv · Dec 11, 2023 · 50a8245 · 50a8245
1 parent 851bbf7
commit 50a8245
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Showing 2 changed files with 2 additions and 1 deletion.
diff --git a/metamorph/store/postgresql/migrations/000001_create_transactions.up.sql b/metamorph/store/postgresql/migrations/000001_create_transactions.up.sql
@@ -16,4 +16,5 @@ CREATE TABLE metamorph.transactions (
     inserted_at_num INTEGER DEFAULT TO_NUMBER(TO_CHAR((NOW()) AT TIME ZONE 'UTC', 'yyyymmddhh24'), '9999999999') NOT NULL
 );
 
+CREATE INDEX ix_metamorph_transactions_locked_by ON metamorph.transactions (locked_by);
 CREATE INDEX ix_metamorph_transactions_inserted_at_num ON metamorph.transactions (inserted_at_num);
diff --git a/metamorph/store/postgresql/postgres.go b/metamorph/store/postgresql/postgres.go
@@ -346,7 +346,7 @@ func (p *PostgreSQL) GetUnmined(ctx context.Context, callback func(s *store.Stor
 		,merkle_proof
 		,raw_tx
 		,locked_by
-		FROM metamorph.transactions WHERE (status < $1 OR status = $2 ) AND locked_by = 'NONE';`
+		FROM metamorph.transactions WHERE locked_by = 'NONE' AND (status < $1 OR status = $2 );`
 
 	rows, err := p.db.QueryContext(ctx, q, metamorph_api.Status_MINED, metamorph_api.Status_SEEN_IN_ORPHAN_MEMPOOL)
 	if err != nil {