139 lines
3.9 KiB
Markdown
139 lines
3.9 KiB
Markdown
## Summary
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<!--Explain briefly what goes wrong and explain why you believe this is a bug and not the intended behavior of SQLite (if it is not a crash).-->**No review yet**
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## Minimized query
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```sql
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.timer on
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PRAGMA defer_foreign_keys = FALSE;
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BEGIN DEFERRED TRANSACTION;
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-- glob('[!0-9]', 'a')
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ATTACH DATABASE (':memory:' || '') AS aux25;
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-- sqlite_compileoption_used({v})
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-- NOCASE
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CREATE VIRTUAL TABLE t0 USING /**/ fts4("x", "y", "z");
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DROP TABLE t0;
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DETACH DATABASE aux25;
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END TRANSACTION;
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PRAGMA defer_foreign_keys = FALSE;
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BEGIN DEFERRED TRANSACTION;
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-- glob('[!0-9]', 'a')
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ATTACH DATABASE (':memory:' || '') AS aux25;
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-- sqlite_compileoption_used({v})
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-- NOCASE
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CREATE VIRTUAL TABLE t0 USING /**/ fts4("x", "y", "z");
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DROP TABLE t0;
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DETACH DATABASE aux25;
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END TRANSACTION;
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PRAGMA defer_foreign_keys = FALSE;
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BEGIN DEFERRED TRANSACTION;
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-- glob('[!0-9]', 'a')
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ATTACH DATABASE (':memory:' || '') AS aux25;
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-- sqlite_compileoption_used({v})
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-- NOCASE
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CREATE VIRTUAL TABLE t0 USING /**/ fts4("x", "y", "z");
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DROP TABLE t0;
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DETACH DATABASE aux25;
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END TRANSACTION;
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CREATE TABLE T1 (
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a INTEGER,
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b TEXT
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);
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CREATE TABLE T2 (
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a INTEGER,
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b TEXT
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);
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INSERT INTO T1 VALUES (1,'a'),(2,'b');
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INSERT INTO T2 VALUES (1,'c'),(1,'d');
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SELECT T1.b,
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(
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SELECT GROUP_CONCAT(b,',')
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FROM T2
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WHERE T2.a=T1.a
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) AS c
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FROM T1;
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```
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## Actual output
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```sql
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Run Time: real 0.000 user 0.000066 sys 0.000000
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Run Time: real 0.000 user 0.000006 sys 0.000000
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Run Time: real 0.000 user 0.000147 sys 0.000000
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Run Time: real 0.000 user 0.000508 sys 0.000000
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Run Time: real 0.001 user 0.000302 sys 0.000000
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Run Time: real 0.000 user 0.000008 sys 0.000000
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Run Time: real 0.000 user 0.000011 sys 0.000000
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Run Time: real 0.000 user 0.000005 sys 0.000000
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Run Time: real 0.000 user 0.000003 sys 0.000000
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Run Time: real 0.000 user 0.000040 sys 0.000000
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Run Time: real 0.000 user 0.000381 sys 0.000000
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Run Time: real 0.000 user 0.000242 sys 0.000000
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Run Time: real 0.000 user 0.000006 sys 0.000000
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Run Time: real 0.000 user 0.000005 sys 0.000000
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Run Time: real 0.000 user 0.000004 sys 0.000000
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Run Time: real 0.000 user 0.000002 sys 0.000000
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Run Time: real 0.001 user 0.000031 sys 0.000000
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Run Time: real 0.000 user 0.000353 sys 0.000000
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Run Time: real 0.000 user 0.000210 sys 0.000000
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Run Time: real 0.000 user 0.000006 sys 0.000000
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Run Time: real 0.000 user 0.000004 sys 0.000000
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Run Time: real 0.000 user 0.000051 sys 0.000000
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Run Time: real 0.000 user 0.000043 sys 0.000000
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Run Time: real 0.000 user 0.000017 sys 0.000000
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Run Time: real 0.000 user 0.000011 sys 0.000000
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a|c,d
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b|
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Run Time: real 0.000 user 0.000050 sys 0.000000
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```
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## Expectation
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```sql
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Run Time: real 0.000017 user 0.000030 sys 0.000000
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Run Time: real 0.000002 user 0.000001 sys 0.000000
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Run Time: real 0.000052 user 0.000052 sys 0.000000
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Run Time: real 0.000212 user 0.000212 sys 0.000000
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Run Time: real 0.000159 user 0.000160 sys 0.000000
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Run Time: real 0.000005 user 0.000005 sys 0.000000
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Run Time: real 0.000002 user 0.000003 sys 0.000000
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Run Time: real 0.000002 user 0.000002 sys 0.000000
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Run Time: real 0.000001 user 0.000001 sys 0.000000
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Run Time: real 0.000015 user 0.000015 sys 0.000000
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Run Time: real 0.000135 user 0.000135 sys 0.000000
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Run Time: real 0.000108 user 0.000109 sys 0.000000
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Run Time: real 0.000002 user 0.000002 sys 0.000000
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Run Time: real 0.000001 user 0.000002 sys 0.000000
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Run Time: real 0.000001 user 0.000001 sys 0.000000
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Run Time: real 0.000000 user 0.000001 sys 0.000000
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Run Time: real 0.000011 user 0.000011 sys 0.000000
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Run Time: real 0.000117 user 0.000118 sys 0.000000
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Run Time: real 0.000077 user 0.000076 sys 0.000000
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Run Time: real 0.000001 user 0.000002 sys 0.000000
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Run Time: real 0.000001 user 0.000002 sys 0.000000
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Run Time: real 0.000018 user 0.000018 sys 0.000000
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Run Time: real 0.000015 user 0.000015 sys 0.000000
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Run Time: real 0.000009 user 0.000009 sys 0.000000
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Run Time: real 0.000003 user 0.000004 sys 0.000000
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a|c,d
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b|
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Run Time: real 0.000026 user 0.000026 sys 0.000000
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```
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## Flag
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```
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```
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