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https://github.com/MariaDB/server.git
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Re-record wrong results
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@ -560,7 +560,7 @@ The following specify which files/extra groups are read (specified before remain
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exceeds this value. If 0 at startup, it's set to
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exceeds this value. If 0 at startup, it's set to
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max_binlog_size
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max_binlog_size
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--max-rowid-filter-size=#
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--max-rowid-filter-size=#
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The maximum number of rows that fit in memory
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The maximum size of the container of a rowid filter
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--max-seeks-for-key=#
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--max-seeks-for-key=#
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Limit assumed max number of seeks when looking up rows
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Limit assumed max number of seeks when looking up rows
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based on a key
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based on a key
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@ -385,7 +385,7 @@ INSERT INTO t1(id, dept, age, name) VALUES
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(4020, 'cs10', 20, 'rs5'),(4027, 'cs11', 10, 'rs6'),(4028, 'cs12', 20, 'rs6');
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(4020, 'cs10', 20, 'rs5'),(4027, 'cs11', 10, 'rs6'),(4028, 'cs12', 20, 'rs6');
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EXPLAIN SELECT DISTINCT t1.name, t1.dept FROM t1 WHERE t1.name='rs5';
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EXPLAIN SELECT DISTINCT t1.name, t1.dept FROM t1 WHERE t1.name='rs5';
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id select_type table type possible_keys key key_len ref rows Extra
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 range name name 44 NULL 2 Using where; Using index for group-by
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1 SIMPLE t1 ref name name 22 const 2 Using where; Using index
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SELECT DISTINCT t1.name, t1.dept FROM t1 WHERE t1.name='rs5';
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SELECT DISTINCT t1.name, t1.dept FROM t1 WHERE t1.name='rs5';
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name dept
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name dept
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rs5 cs10
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rs5 cs10
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@ -2353,12 +2353,12 @@ EXPLAIN SELECT c FROM foo2 WHERE b>2;;
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id 1
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id 1
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select_type SIMPLE
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select_type SIMPLE
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table foo2
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table foo2
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type range
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type index
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possible_keys b
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possible_keys b
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key b
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key b
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key_len 5
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key_len 5
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ref NULL
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ref NULL
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rows 5
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rows 6
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Extra Using where; Using index
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Extra Using where; Using index
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EXPLAIN SELECT c FROM bar WHERE c>2;;
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EXPLAIN SELECT c FROM bar WHERE c>2;;
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id 1
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id 1
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@ -3020,7 +3020,7 @@ EXPLAIN SELECT * FROM t1 WHERE f1 IN
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3784744,4180925,4559596,3963734,3856391,4494153)
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3784744,4180925,4559596,3963734,3856391,4494153)
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AND f5 = 'abcdefghijklmnopwrst' AND f2 = 1221457 AND f4 = 0 ;
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AND f5 = 'abcdefghijklmnopwrst' AND f2 = 1221457 AND f4 = 0 ;
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id select_type table type possible_keys key key_len ref rows Extra
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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 PRIMARY,idx1,idx2 idx2,idx1,PRIMARY 7,60,4 NULL 1 Using intersect(idx2,idx1,PRIMARY); Using where
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1 SIMPLE t1 range PRIMARY,idx1,idx2 PRIMARY 4 NULL 18 Using where
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set optimizer_switch=@tmp_innodb_mysql;
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set optimizer_switch=@tmp_innodb_mysql;
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DROP TABLE t1;
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DROP TABLE t1;
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#
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#
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@ -3053,7 +3053,7 @@ f1 f2 f3 f4
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EXPLAIN SELECT * FROM t1 WHERE f2 = 1 AND f4 = TRUE
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EXPLAIN SELECT * FROM t1 WHERE f2 = 1 AND f4 = TRUE
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ORDER BY f1 DESC LIMIT 5;
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ORDER BY f1 DESC LIMIT 5;
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id select_type table type possible_keys key key_len ref rows Extra
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 range f2,f4 f4 1 NULL 22 Using where
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1 SIMPLE t1 index f2,f4 PRIMARY 4 NULL 5 Using where
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DROP TABLE t1;
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DROP TABLE t1;
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#
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#
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# Bug#54117 crash in thr_multi_unlock, temporary table
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# Bug#54117 crash in thr_multi_unlock, temporary table
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@ -30,7 +30,7 @@ connection default;
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# DELETE must not affect statistics before COMMIT.
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# DELETE must not affect statistics before COMMIT.
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EXPLAIN SELECT * FROM t1 WHERE val=4;
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EXPLAIN SELECT * FROM t1 WHERE val=4;
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id select_type table type possible_keys key key_len ref rows Extra
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 ref val val 4 const 16 Using index
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1 SIMPLE t1 ref val val 4 const 1 Using index
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connection con1;
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connection con1;
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COUNT(*)
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COUNT(*)
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0
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0
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