11
11
INSERT INTO t1 (id) SELECT id FROM t1;
13
INSERT INTO t1 (id) SELECT SQL_BIG_RESULT id FROM t1;
13
INSERT INTO t1 (id) SELECT id FROM t1;
15
INSERT INTO t1 SELECT SQL_BIG_RESULT id+1 FROM t1;
16
INSERT INTO t1 SELECT SQL_BIG_RESULT id+2 FROM t1;
17
INSERT INTO t1 SELECT SQL_BIG_RESULT id+4 FROM t1;
18
INSERT INTO t1 SELECT SQL_BIG_RESULT id+8 FROM t1;
19
INSERT INTO t1 SELECT SQL_BIG_RESULT id+16 FROM t1;
20
INSERT INTO t1 SELECT SQL_BIG_RESULT id+32 FROM t1;
21
INSERT INTO t1 SELECT SQL_BIG_RESULT id+64 FROM t1;
22
INSERT INTO t1 SELECT SQL_BIG_RESULT id+128 FROM t1;
23
INSERT INTO t1 SELECT SQL_BIG_RESULT id+256 FROM t1;
24
INSERT INTO t1 SELECT SQL_BIG_RESULT id+512 FROM t1;
15
INSERT INTO t1 SELECT id+1 FROM t1;
16
INSERT INTO t1 SELECT id+2 FROM t1;
17
INSERT INTO t1 SELECT id+4 FROM t1;
18
INSERT INTO t1 SELECT id+8 FROM t1;
19
INSERT INTO t1 SELECT id+16 FROM t1;
20
INSERT INTO t1 SELECT id+32 FROM t1;
21
INSERT INTO t1 SELECT id+64 FROM t1;
22
INSERT INTO t1 SELECT id+128 FROM t1;
23
INSERT INTO t1 SELECT id+256 FROM t1;
24
INSERT INTO t1 SELECT id+512 FROM t1;
25
25
SELECT AVG(DISTINCT id) FROM t1 GROUP BY id % 13;
55
INSERT INTO t1 SELECT SQL_BIG_RESULT id+1024 FROM t1;
56
INSERT INTO t1 SELECT SQL_BIG_RESULT id+2048 FROM t1;
57
INSERT INTO t1 SELECT SQL_BIG_RESULT id+4096 FROM t1;
58
INSERT INTO t1 SELECT SQL_BIG_RESULT id+8192 FROM t1;
59
INSERT INTO t2 SELECT SQL_BIG_RESULT id FROM t1 ORDER BY id*rand();
55
INSERT INTO t1 SELECT id+1024 FROM t1;
56
INSERT INTO t1 SELECT id+2048 FROM t1;
57
INSERT INTO t1 SELECT id+4096 FROM t1;
58
INSERT INTO t1 SELECT id+8192 FROM t1;
59
INSERT INTO t2 SELECT id FROM t1 ORDER BY id*rand();
60
60
SELECT SUM(DISTINCT id) sm FROM t1;
82
82
SHOW variables LIKE 'max_heap_table_size';
83
83
Variable_name Value
84
84
max_heap_table_size 16384
85
SELECT SUM(DISTINCT id) sm FROM t1;
88
SELECT SUM(DISTINCT id) sm FROM t2;
91
SELECT SUM(DISTINCT id) sm FROM t1 GROUP BY id % 13;