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into mysql.com:/home/svoj/devel/mysql/BUG25048/mysql-5.1-engines BitKeeper/deleted/.del-index_merge.result: Auto merged BitKeeper/deleted/.del-index_merge_ror.result: Auto merged mysql-test/include/index_merge_ror.inc: Auto merged sql/opt_range.cc: Use local
289 lines
9.7 KiB
PHP
289 lines
9.7 KiB
PHP
# include/index_merge_ror.inc
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#
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# ROR-index_merge tests.
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#
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# The variable
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# $engine_type -- storage engine to be tested
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# has to be set before sourcing this script.
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#
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# Note: The comments/expectations refer to MyISAM.
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# They might be not valid for other storage engines.
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#
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# Last update:
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# 2006-08-02 ML test refactored
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# old name was t/index_merge_ror.test
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# main code went into include/index_merge_ror.inc
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#
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--echo #---------------- ROR-index_merge tests -----------------------
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eval SET SESSION STORAGE_ENGINE = $engine_type;
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--disable_warnings
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drop table if exists t0,t1,t2;
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--enable_warnings
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create table t1
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(
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/* Field names reflect value(rowid) distribution, st=STairs, swt= SaWTooth */
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st_a int not null default 0,
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swt1a int not null default 0,
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swt2a int not null default 0,
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st_b int not null default 0,
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swt1b int not null default 0,
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swt2b int not null default 0,
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/* fields/keys for row retrieval tests */
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key1 int,
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key2 int,
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key3 int,
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key4 int,
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/* make rows much bigger then keys */
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filler1 char (200),
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filler2 char (200),
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filler3 char (200),
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filler4 char (200),
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filler5 char (200),
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filler6 char (200),
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/* order of keys is important */
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key sta_swt12a(st_a,swt1a,swt2a),
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key sta_swt1a(st_a,swt1a),
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key sta_swt2a(st_a,swt2a),
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key sta_swt21a(st_a,swt2a,swt1a),
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key st_a(st_a),
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key stb_swt1a_2b(st_b,swt1b,swt2a),
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key stb_swt1b(st_b,swt1b),
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key st_b(st_b),
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key(key1),
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key(key2),
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key(key3),
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key(key4)
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) ;
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# Fill table
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create table t0 as select * from t1;
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--disable_query_log
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--echo # Printing of many insert into t0 values (....) disabled.
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let $cnt=1000;
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while ($cnt)
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{
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eval insert into t0 values (1, 2, 3, 1, 2, 3, 0, 0, 0, 0, 'data1', 'data2', 'data3', 'data4', 'data5', 'data6');
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dec $cnt;
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}
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--enable_query_log
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alter table t1 disable keys;
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--disable_query_log
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--echo # Printing of many insert into t1 select .... from t0 disabled.
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let $1=4;
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while ($1)
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{
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let $2=4;
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while ($2)
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{
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let $3=4;
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while ($3)
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{
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eval insert into t1 select $1, $2, $3, $1 ,$2, $3, key1, key2, key3, key4, filler1, filler2, filler3, filler4, filler5, filler6 from t0;
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dec $3;
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}
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dec $2;
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}
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dec $1;
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}
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--echo # Printing of many insert into t1 (...) values (....) disabled.
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# Row retrieval tests
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# -1 is used for values 'out of any range we are using'
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# insert enough rows for index intersection to be used for (key1,key2)
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insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, 100, 100,'key1-key2-key3-key4');
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let $cnt=400;
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while ($cnt)
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{
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eval insert into t1 (key1, key2, key3, key4, filler1) values (100, -1, 100, -1,'key1-key3');
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dec $cnt;
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}
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let $cnt=400;
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while ($cnt)
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{
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eval insert into t1 (key1, key2, key3, key4, filler1) values (-1, 100, -1, 100,'key2-key4');
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dec $cnt;
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}
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--enable_query_log
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alter table t1 enable keys;
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select count(*) from t1;
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# One row results tests for cases where a single row matches all conditions
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explain select key1,key2 from t1 where key1=100 and key2=100;
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select key1,key2 from t1 where key1=100 and key2=100;
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explain select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
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select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
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# Several-rows results
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insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, -1, -1, 'key1-key2');
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insert into t1 (key1, key2, key3, key4, filler1) values (-1, -1, 100, 100, 'key4-key3');
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# ROR-intersection, not covering
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explain select key1,key2,filler1 from t1 where key1=100 and key2=100;
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select key1,key2,filler1 from t1 where key1=100 and key2=100;
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# ROR-intersection, covering
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explain select key1,key2 from t1 where key1=100 and key2=100;
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select key1,key2 from t1 where key1=100 and key2=100;
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# ROR-union of ROR-intersections
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explain select key1,key2,key3,key4 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
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select key1,key2,key3,key4 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
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explain select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
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select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
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# 3-way ROR-intersection
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explain select key1,key2,key3 from t1 where key1=100 and key2=100 and key3=100;
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select key1,key2,key3 from t1 where key1=100 and key2=100 and key3=100;
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# ROR-union(ROR-intersection, ROR-range)
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insert into t1 (key1,key2,key3,key4,filler1) values (101,101,101,101, 'key1234-101');
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explain select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=101;
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select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=101;
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# Run some ROR updates/deletes
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select key1,key2, filler1 from t1 where key1=100 and key2=100;
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update t1 set filler1='to be deleted' where key1=100 and key2=100;
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update t1 set key1=200,key2=200 where key1=100 and key2=100;
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delete from t1 where key1=200 and key2=200;
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select key1,key2,filler1 from t1 where key2=100 and key2=200;
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# ROR-union(ROR-intersection) with one of ROR-intersection giving empty
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# results
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explain select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
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select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
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delete from t1 where key3=100 and key4=100;
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# ROR-union with all ROR-intersections giving empty results
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explain select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
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select key1,key2,key3,key4,filler1 from t1 where key1=100 and key2=100 or key3=100 and key4=100;
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# ROR-intersection with empty result
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explain select key1,key2 from t1 where key1=100 and key2=100;
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select key1,key2 from t1 where key1=100 and key2=100;
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# ROR-union tests with various cases.
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# All scans returning duplicate rows:
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insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, 200, 200,'key1-key2-key3-key4-1');
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insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, 200, 200,'key1-key2-key3-key4-2');
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insert into t1 (key1, key2, key3, key4, filler1) values (100, 100, 200, 200,'key1-key2-key3-key4-3');
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explain select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200;
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select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200;
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insert into t1 (key1, key2, key3, key4, filler1) values (-1, -1, -1, 200,'key4');
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explain select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200;
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select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200;
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insert into t1 (key1, key2, key3, key4, filler1) values (-1, -1, 200, -1,'key3');
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explain select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200;
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select key1,key2,key3,key4,filler1 from t1 where key3=200 or (key1=100 and key2=100) or key4=200;
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##
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## Optimizer tests
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##
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# Check that the shortest key is used for ROR-intersection, covering and non-covering.
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explain select * from t1 where st_a=1 and st_b=1;
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explain select st_a,st_b from t1 where st_a=1 and st_b=1;
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# Check if "ingore index" syntax works
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explain select st_a from t1 ignore index (st_a) where st_a=1 and st_b=1;
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# Do many tests
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# Check that keys that don't improve selectivity are skipped.
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#
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# Different value on 32 and 64 bit
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--replace_result sta_swt12a sta_swt21a sta_swt12a, sta_swt12a,
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explain select * from t1 where st_a=1 and swt1a=1 and swt2a=1;
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explain select * from t1 where st_b=1 and swt1b=1 and swt2b=1;
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explain select * from t1 where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1;
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explain select * from t1 ignore index (sta_swt21a, stb_swt1a_2b)
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where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1;
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explain select * from t1 ignore index (sta_swt21a, sta_swt12a, stb_swt1a_2b)
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where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1;
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explain select * from t1 ignore index (sta_swt21a, sta_swt12a, stb_swt1a_2b, stb_swt1b)
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where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1 and swt2b=1;
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explain select * from t1
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where st_a=1 and swt1a=1 and swt2a=1 and st_b=1 and swt1b=1;
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explain select * from t1
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where st_a=1 and swt1a=1 and st_b=1 and swt1b=1 and swt1b=1;
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explain select st_a from t1
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where st_a=1 and swt1a=1 and st_b=1 and swt1b=1 and swt1b=1;
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explain select st_a from t1
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where st_a=1 and swt1a=1 and st_b=1 and swt1b=1 and swt1b=1;
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drop table t0,t1;
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# 'Partially' covered fields test
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create table t2 (
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a char(10),
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b char(10),
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filler1 char(255),
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filler2 char(255),
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key(a(5)),
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key(b(5))
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);
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--disable_query_log
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let $1=8;
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while ($1)
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{
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eval insert into t2 values (repeat(char($1+64), 8),repeat(char($1+64), 8),'filler1', 'filler2');
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dec $1;
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}
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insert into t2 select * from t2;
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insert into t2 select * from t2;
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--enable_query_log
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# The table row buffer is reused. Fill it with rows that don't match.
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select count(a) from t2 where a='BBBBBBBB';
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select count(a) from t2 where b='BBBBBBBB';
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# BUG#1:
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--replace_result a a_or_b b a_or_b
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explain select count(a) from t2 where a='AAAAAAAA' and b='AAAAAAAA';
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select count(a) from t2 where a='AAAAAAAA' and b='AAAAAAAA';
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select count(a) from t2 ignore index(a,b) where a='AAAAAAAA' and b='AAAAAAAA';
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insert into t2 values ('ab', 'ab', 'uh', 'oh');
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explain select a from t2 where a='ab';
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drop table t2;
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#
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# BUG#25048 - ERROR 126 : Incorrect key file for table '.XXXX.MYI'; try to
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# repair it
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#
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CREATE TABLE t1(c1 INT, c2 INT DEFAULT 0, c3 CHAR(255) DEFAULT '',
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KEY(c1), KEY(c2), KEY(c3));
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INSERT INTO t1(c1) VALUES(0),(0),(0),(0),(0),(0),(0),(0),(0),(0),(0),(0),(0),
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(0),(0),(0),(0),(0),(0),(0),(0),(0),(0),(0),(0),(0),(0),(0),(0);
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INSERT INTO t1 VALUES(0,0,0);
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CREATE TABLE t2(c1 int);
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INSERT INTO t2 VALUES(1);
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DELETE t1 FROM t1,t2 WHERE t1.c1=0 AND t1.c2=0;
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SELECT * FROM t1;
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DROP TABLE t1,t2;
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