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a6b88f1431
The task adds a more efficient handling of the queries with ORDER BY order LIMIT n, such that n is small enough and no indexes are used for order.
102 lines
2.3 KiB
Text
102 lines
2.3 KiB
Text
--source include/have_debug.inc
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--source include/have_debug_sync.inc
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--source include/count_sessions.inc
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SET @old_debug= @@session.debug;
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--echo #
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--echo # Bug#36022 please log more information about "Sort aborted" queries
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--echo #
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CREATE TABLE t1(f0 int auto_increment primary key, f1 int);
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INSERT INTO t1(f1) VALUES (0),(1),(2),(3),(4),(5);
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SET session debug_dbug= '+d,alloc_sort_buffer_fail';
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CALL mtr.add_suppression("Out of sort memory");
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--error ER_OUT_OF_SORTMEMORY
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SELECT * FROM t1 ORDER BY f1 ASC, f0;
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SET session debug_dbug= @old_debug;
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CREATE FUNCTION f1() RETURNS INT RETURN 1;
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--error ER_SP_WRONG_NO_OF_ARGS
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DELETE FROM t1 ORDER BY (f1(10)) LIMIT 1;
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DROP TABLE t1;
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DROP FUNCTION f1;
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--echo #
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--echo # Bug #11747102
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--echo # 30771: LOG MORE INFO ABOUT THREADS KILL'D AND SORT ABORTED MESSAGES
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--echo #
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connect (con1, localhost, root);
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connect (con2, localhost, root);
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--echo # connection 1
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connection con1;
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CREATE TABLE t1(f0 int auto_increment primary key, f1 int);
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INSERT INTO t1(f1) VALUES (0),(1),(2),(3),(4),(5);
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let $ID= `SELECT @id := CONNECTION_ID()`;
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SET DEBUG_SYNC='filesort_start SIGNAL filesort_started WAIT_FOR filesort_killed';
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--echo # Sending: (not reaped since connection is killed later)
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--send SELECT * FROM t1 ORDER BY f1 ASC, f0
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--echo # connection 2
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connection con2;
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let $ignore= `SELECT @id := $ID`;
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SET DEBUG_SYNC='now WAIT_FOR filesort_started';
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KILL @id;
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SET DEBUG_SYNC='now SIGNAL filesort_killed';
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--echo # connection default
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connection default;
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disconnect con1;
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disconnect con2;
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--source include/wait_until_count_sessions.inc
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SET DEBUG_SYNC= "RESET";
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DROP TABLE t1;
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--echo #
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--echo # Bug#13832772 ASSERTION `THD->IS_ERROR() || KILL_ERRNO'
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--echo # FAILED IN FILESORT/MYSQL_DELETE
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--echo #
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CREATE TABLE t1 (
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c1 BLOB,
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c2 TEXT,
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c3 TEXT,
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c4 TEXT,
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c5 TEXT,
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c6 TEXT,
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c7 TEXT,
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c8 BLOB,
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c9 TEXT,
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c19 TEXT,
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pk INT,
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c20 TEXT,
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c21 BLOB,
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c22 TEXT,
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c23 TEXT,
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c24 TEXT,
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c25 TEXT,
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c26 BLOB,
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c27 TEXT,
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c28 TEXT,
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primary key (pk)
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);
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CALL mtr.add_suppression("Out of sort memory");
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--error ER_OUT_OF_SORTMEMORY
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DELETE IGNORE FROM t1 ORDER BY c26,c7,c23,c4,c25,c5,c20,
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c19,c21,c8,c1,c27,c28,c3,c9,c22,c24,c6,c2,pk LIMIT 2;
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SHOW WARNINGS;
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--error ER_OUT_OF_SORTMEMORY
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DELETE FROM t1 ORDER BY c26,c7,c23,c4,c25,c5,c20,
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c19,c21,c8,c1,c27,c28,c3,c9,c22,c24,c6,c2,pk LIMIT 2;
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SHOW WARNINGS;
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DROP TABLE t1;
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