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82 lines
2.8 KiB
Text
82 lines
2.8 KiB
Text
#
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# Range optimizer (and related) tests that need InnoDB.
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#
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drop table if exists t0, t1, t2;
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#
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# MDEV-6735: Range checked for each record used with key
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#
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create table t0(a int);
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insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
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create table t1(a int);
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insert into t1 select A.a + B.a* 10 + C.a * 100 + D.a * 1000
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from t0 A, t0 B, t0 C, t0 D;
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create table t2 (
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a int,
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b int,
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filler1 char(100),
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filler2 char(100),
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filler3 char(100),
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filler4 char(100),
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key(a),
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key(b)
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) engine=innodb;
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insert into t2
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select
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a,a,
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repeat('0123456789', 10),
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repeat('0123456789', 10),
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repeat('0123456789', 10),
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repeat('0123456789', 10)
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from t1;
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analyze table t2;
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Table Op Msg_type Msg_text
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test.t2 analyze status Engine-independent statistics collected
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test.t2 analyze status OK
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# The following must not use "Range checked for each record":
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explain select * from t0 left join t2 on t2.a <t0.a and t2.b between 50 and 250;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t0 ALL NULL NULL NULL NULL 10
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1 SIMPLE t2 range a,b b 5 NULL 201 Using where; Using join buffer (flat, BNL join)
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drop table t0,t1,t2;
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CREATE TABLE t1 (
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pk INT PRIMARY KEY, f1 INT, f2 CHAR(1), f3 CHAR(1),
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KEY(f1), KEY(f2)
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) ENGINE=InnoDB;
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INSERT INTO t1 VALUES
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(1,4,'v',NULL),(2,6,'v',NULL),(3,7,'c',NULL),(4,1,'e',NULL),(5,0,'x',NULL),
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(6,7,'i',NULL),(7,7,'e',NULL),(8,1,'p',NULL),(9,7,'s',NULL),(10,1,'j',NULL),
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(11,5,'z',NULL),(12,2,'c',NULL),(13,0,'a',NULL),(14,1,'q',NULL),(15,8,'y',NULL),
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(16,1,'m',NULL),(17,1,'r',NULL),(18,9,'v',NULL),(19,1,'n',NULL);
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CREATE TABLE t2 (f4 INT, f5 CHAR(1)) ENGINE=InnoDB;
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INSERT INTO t2 VALUES (4,'q'),(NULL,'j');
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SELECT * FROM t1 AS t1_1, t1 AS t1_2, t2
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WHERE f5 = t1_2.f2 AND ( t1_1.f1 = 103 AND t1_1.f2 = 'o' OR t1_1.pk < f4 );
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pk f1 f2 f3 pk f1 f2 f3 f4 f5
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1 4 v NULL 14 1 q NULL 4 q
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2 6 v NULL 14 1 q NULL 4 q
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3 7 c NULL 14 1 q NULL 4 q
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drop table t1,t2;
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#
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# MDEV-14440: Server crash in in handler::ha_external_lock or Assertion `inited==RND'
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# failed in handler::ha_rnd_end upon SELECT from partitioned table
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#
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set @optimizer_switch_save= @@optimizer_switch;
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set optimizer_switch='index_merge_sort_intersection=off';
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create table t0 (a int)engine=innodb;
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insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
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create table t1 (
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a int, b int, c int,
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key(a),key(b),key(c)
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)engine=innodb;
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insert into t1
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select A.a+10*B.a, A.a+10*B.a, A.a+10*B.a+100*C.a
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from t0 A, t0 B, t0 C, t0 D where D.a<5;
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set @@global.debug_dbug="+d,ha_index_init_fail";
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explain select * from t1 where a=10 and b=10;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 index_merge a,b a,b 5,5 NULL 1 Using intersect(a,b); Using where
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select * from t1 where a=10 and b=10;
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ERROR HY000: Table definition has changed, please retry transaction
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DROP TABLE t0,t1;
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set @@global.debug_dbug="-d";
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set @@optimizer_switch= @optimizer_switch_save;
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