mirror of
https://github.com/MariaDB/server.git
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151 lines
4.5 KiB
Plaintext
151 lines
4.5 KiB
Plaintext
-- source include/have_debug.inc
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--source include/not_embedded.inc
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#
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# Bug #28499: crash for grouping query when tmp_table_size is too small
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#
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1 (
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a varchar(32) character set utf8 collate utf8_bin NOT NULL,
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b varchar(32) character set utf8 collate utf8_bin NOT NULL )
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ENGINE=MyISAM DEFAULT CHARSET=utf8;
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INSERT INTO t1 VALUES
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('AAAAAAAAAA','AAAAAAAAAA'), ('AAAAAAAAAB','AAAAAAAAAB '),
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('AAAAAAAAAB','AAAAAAAAAB'), ('AAAAAAAAAC','AAAAAAAAAC'),
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('AAAAAAAAAD','AAAAAAAAAD'), ('AAAAAAAAAE','AAAAAAAAAE'),
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('AAAAAAAAAF','AAAAAAAAAF'), ('AAAAAAAAAG','AAAAAAAAAG'),
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('AAAAAAAAAH','AAAAAAAAAH'), ('AAAAAAAAAI','AAAAAAAAAI'),
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('AAAAAAAAAJ','AAAAAAAAAJ'), ('AAAAAAAAAK','AAAAAAAAAK');
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set tmp_table_size=1024;
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# Set debug flag so an error is returned when
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# tmp table in query is converted from heap to myisam
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set session debug_dbug="+d,raise_error";
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--replace_regex /in table '[^']+'/in table 'tmp_table'/
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--error ER_DUP_KEY
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SELECT MAX(a) FROM t1 GROUP BY a,b;
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set tmp_table_size=default;
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DROP TABLE t1;
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--echo #
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--echo # Bug #50946: fast index creation still seems to copy the table
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--echo #
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CREATE TABLE t1 (a INT(100) NOT NULL);
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INSERT INTO t1 VALUES (1), (0), (2);
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SET SESSION debug_dbug='+d,alter_table_only_index_change';
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ALTER TABLE t1 ADD INDEX a(a);
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SET SESSION debug_dbug=DEFAULT;
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SHOW CREATE TABLE t1;
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SELECT * FROM t1;
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DROP TABLE t1;
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--echo #
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--echo # Bug#42064: low memory crash when importing hex strings, in Item_hex_string::Item_hex_string
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--echo #
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CREATE TABLE t1(a BLOB);
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SET SESSION debug_dbug="+d,bug42064_simulate_oom";
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# May fail with either ER_OUT_OF_RESOURCES or EE_OUTOFMEMORY
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--error ER_OUT_OF_RESOURCES, 5
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INSERT INTO t1 VALUES("");
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SET SESSION debug_dbug=DEFAULT;
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DROP TABLE t1;
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-- echo #
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-- echo # Bug#41660: Sort-index_merge for non-first join table may require
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-- echo # O(#scans) memory
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-- echo #
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CREATE TABLE t1 (a INT);
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INSERT INTO t1 VALUES (0), (1), (2), (3), (4), (5), (6), (7), (8), (9);
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CREATE TABLE t2 (a INT, b INT, filler CHAR(100), KEY(a), KEY(b));
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INSERT INTO t2 SELECT 1000, 1000, 'filler' FROM t1 A, t1 B, t1 C;
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INSERT INTO t2 VALUES (1, 1, 'data');
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--echo # the example query uses LEFT JOIN only for the sake of being able to
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--echo # demonstrate the issue with a very small dataset. (left outer join
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--echo # disables the use of join buffering, so we get the second table
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--echo # re-scanned for every record in the outer table. if we used inner join,
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--echo # we would need to have thousands of records and/or more columns in both
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--echo # tables so that the join buffer is filled and re-scans are triggered).
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SET @save_optimizer_switch=@@optimizer_switch;
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SET optimizer_switch='outer_join_with_cache=off';
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SET SESSION debug_dbug= '+d,only_one_Unique_may_be_created';
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--replace_column 1 x 2 x 3 x 4 x 5 x 6 x 7 x 8 x 9 x
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EXPLAIN
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SELECT * FROM t1 LEFT JOIN t2 ON ( t2.a < 10 OR t2.b < 10 );
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SELECT * FROM t1 LEFT JOIN t2 ON ( t2.a < 10 OR t2.b < 10 );
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SET SESSION debug_dbug= DEFAULT;
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SET optimizer_switch=@save_optimizer_switch;
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DROP TABLE t1, t2;
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--echo #
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--echo # Bug#11747970 34660: CRASH WHEN FEDERATED TABLE LOSES CONNECTION DURING INSERT ... SELECT
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--echo #
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CREATE TABLE t1(f1 INT, KEY(f1));
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CREATE TABLE t2(f1 INT);
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INSERT INTO t1 VALUES (1),(2);
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INSERT INTO t2 VALUES (1),(2);
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SET SESSION debug_dbug="+d,bug11747970_raise_error";
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--error ER_QUERY_INTERRUPTED
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INSERT IGNORE INTO t2 SELECT f1 FROM t1 a WHERE NOT EXISTS (SELECT 1 FROM t2 b WHERE a.f1 = b.f1);
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SET SESSION debug_dbug = DEFAULT;
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DROP TABLE t1,t2;
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--echo #
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--echo # End of 5.1 tests
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--echo #
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--echo #
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--echo # BUG#11747548:DETECT ORPHAN TEMP-POOL FILES, AND HANDLE GRACEFULLY.
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--echo #
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--echo #Set up.
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CREATE TABLE pid_table(pid_no INT);
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CREATE TABLE t1 (a BLOB);
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INSERT INTO t1 VALUES (1), (2);
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--echo #Create MYD and MYI files for intrinsic temp table.
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--let $pid_file=`SELECT @@pid_file`
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--replace_result $pid_file pid_file
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--eval LOAD DATA LOCAL INFILE '$pid_file' INTO TABLE pid_table
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--let $temp_file= `SELECT CONCAT('#sql_', LCASE(HEX(pid_no)), '_0') FROM pid_table`
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--write_file $MYSQLTEST_VARDIR/tmp/$temp_file.MYD
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EOF
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--write_file $MYSQLTEST_VARDIR/tmp/$temp_file.MYI
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EOF
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--write_file $MYSQLTEST_VARDIR/tmp/$temp_file.MAD
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EOF
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--write_file $MYSQLTEST_VARDIR/tmp/$temp_file.MAI
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EOF
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--echo #Reports an error since the temp file already exists.
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--replace_regex /.*Can't create\/write *.*/Can't create or write to file/
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#--error 1
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SELECT a FROM t1 ORDER BY rand(1);
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--echo #With patch, the query executes successfully.
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SELECT a FROM t1 ORDER BY rand(1);
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--echo #cleanup
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DROP TABLE t1, pid_table;
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