1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
|
--source include/have_partition.inc
--disable_warnings
DROP TABLE IF EXISTS t1,t2,t3,t4;
--enable_warnings
FLUSH STATUS;
echo ---------------------------------------by range------------------------------------------;
CREATE TABLE t1 (i int, a VARCHAR(1000) COMPRESSED DEFAULT "AAA")
PARTITION BY RANGE COLUMNS (a)(
PARTITION p0 VALUES LESS THAN ('g') COMMENT "p0",
PARTITION p1 VALUES LESS THAN ('m'),
PARTITION p2 VALUES LESS THAN ('t'),
PARTITION p3 VALUES LESS THAN ('w'));
ALTER TABLE t1 ADD PARTITION (PARTITION p4 VALUES LESS THAN (MAXVALUE));
INSERT INTO t1 VALUES (1,REPEAT('a',100)),(2,REPEAT('v',200)),(3,REPEAT('r',300)),(4,NULL);
INSERT INTO t1 VALUES (5,REPEAT('k',500)),(6,'April'),(7,7),(8,""),(9,"M"),(10,DEFAULT);
ALTER TABLE t1 ANALYZE PARTITION p1;
ALTER TABLE t1 CHECK PARTITION p2;
SELECT i,SUBSTRING(a,1,10) FROM t1 PARTITION (p2) ORDER BY i;
SELECT i,SUBSTRING(a,1,10) FROM t1 where length(a)>=300 ORDER BY i;
SELECT i,SUBSTRING(a,1,10) FROM t1 where a like "%k" ORDER BY i;
DELETE FROM t1 where a="";
DELETE FROM t1 where a=(REPEAT('a',100));
DELETE FROM t1 where a like "%v";
SELECT i,SUBSTRING(a,1,10) FROM t1 ORDER BY i;
SELECT i,SUBSTRING(a,1,10) FROM t1 where a not like "%k" ORDER BY i;
SELECT i,SUBSTRING(a,1,10) FROM t1 where (a>'m') ORDER BY i;
SELECT i,SUBSTRING(a,1,10) FROM t1 where (a between 'h' and 'z') and (i=9) ORDER BY i;
EXPLAIN PARTITIONS SELECT i,SUBSTRING(a,1,10) FROM t1 where (a>'m');
EXPLAIN PARTITIONS SELECT i,SUBSTRING(a,1,10) FROM t1 where (a<'w');
ALTER TABLE t1 TRUNCATE PARTITION p2;
ALTER TABLE t1 DROP PARTITION p0;
SHOW CREATE TABLE t1;
ALTER TABLE t1 MODIFY COLUMN a VARCHAR(1000);
SHOW CREATE TABLE t1;
DROP TABLE t1;
echo ---------------------------------------------------------------------------------------------;
CREATE TABLE t1 (a VARCHAR(1000) COMPRESSED NOT NULL, id INT)
PARTITION BY RANGE COLUMNS(id,a)(
PARTITION p0 VALUES LESS THAN (100,'sss'),
PARTITION p1 VALUES LESS THAN (MAXVALUE,MAXVALUE));
INSERT INTO t1 VALUES (REPEAT('a',100), 23),(REPEAT('v',100),123),(REPEAT('z',100),24),(REPEAT('k',100),124);
SELECT id,SUBSTRING(a,1,10) FROM t1 order by id;
SELECT * from t1 partition (p0);
SELECT * from t1 partition (p1);
INSERT INTO t1 VALUES (REPEAT('a',100),101);
SELECT * from t1 partition (p0);
SELECT * from t1 partition (p1);
ALTER TABLE t1 DROP PARTITION p1;
SELECT id,SUBSTRING(a,1,10) FROM t1 WHERE id<50 order by id;
--error ER_NO_PARTITION_FOR_GIVEN_VALUE
INSERT INTO t1 VALUES (REPEAT('a',100),101);
ALTER TABLE t1 ALTER COLUMN a SET DEFAULT 'qwerty';
ALTER TABLE t1 ALTER COLUMN a DROP DEFAULT;
ALTER TABLE t1 MODIFY COLUMN a VARCHAR(1000);
ALTER TABLE t1 ALTER COLUMN a DROP DEFAULT;
INSERT INTO t1 VALUES (REPEAT('b',100),11);
--error ER_NO_DEFAULT_FOR_FIELD
INSERT INTO t1 VALUES (default,10);
ALTER TABLE t1 MODIFY COLUMN a VARCHAR(1000) COMPRESSED;
SHOW CREATE TABLE t1;
SELECT * from t1 ORDER BY id;
DROP TABLE t1;
echo ----------------------------1 partition--------------------------------------------------;
CREATE TABLE t1 (a VARCHAR(1000) COMPRESSED DEFAULT "10-12-2010")
PARTITION BY RANGE COLUMNS (a) (partition p0 VALUES LESS THAN (MAXVALUE));
INSERT INTO t1 VALUES (REPEAT('a',100)), (REPEAT('v',200)), (REPEAT('Z',300)),(NULL),(DEFAULT);
INSERT INTO t1 VALUES (DEFAULT),(REPEAT('b',200)),(REPEAT('q',300)),(DEFAULT),("MAY");
--sorted_result
SELECT SUBSTRING(a,1,10) FROM t1;
echo -----------------------------------------by key------------------------------------------;
ALTER TABLE t1 PARTITION BY KEY(a) PARTITIONS 6;
SHOW CREATE TABLE t1;
UPDATE t1 SET a="NEW" where length(a)<20;
--sorted_result
SELECT SUBSTRING(a,1,10) FROM t1;
CREATE TABLE t2 (a VARBINARY(1000) COMPRESSED)
PARTITION BY KEY(a) PARTITIONS 3;
ALTER TABLE t2 PARTITION BY LINEAR KEY ALGORITHM=2 (a) PARTITIONS 32;
INSERT INTO t2 VALUES (REPEAT('a',100)),(REPEAT('v',6)),(REPEAT('z',13)),(REPEAT('k',900));
--sorted_result
SELECT SUBSTRING(a,1,10) FROM t2;
CREATE TABLE t3 ( a VARCHAR(1000) COMPRESSED DEFAULT NULL)
PARTITION BY LINEAR KEY(a) PARTITIONS 3;
INSERT INTO t3 VALUES (REPEAT('a',100)),(REPEAT('v',100)),(NULL),(REPEAT('k',100)),(DEFAULT);
--sorted_result
SELECT SUBSTRING(a,1,10) FROM t3 where a<>NULL;
CREATE TABLE t4 (a VARBINARY(1000) COMPRESSED NOT NULL DEFAULT 0 COMMENT "QQ")
PARTITION BY LINEAR KEY(a)
PARTITIONS 3;
INSERT INTO t4 VALUES (REPEAT('a',100)),('0'),(DEFAULT),(DEFAULT),(REPEAT('v',100)),(REPEAT('k',100));
--sorted_result
SELECT SUBSTRING(a,1,10) FROM t4 where length(a)>3;
DROP TABLE t1,t2,t3,t4;
echo -----------------------------------subpartitions------------------------------------------;
CREATE TABLE t1 (a VARCHAR(1000) COMPRESSED, id INT NOT NULL)
PARTITION BY RANGE(id)
SUBPARTITION BY KEY(a) SUBPARTITIONS 4
(PARTITION p0 VALUES LESS THAN (5),
PARTITION p1 VALUES LESS THAN (MAXVALUE));
INSERT INTO t1 VALUES (REPEAT('a',100),23),(REPEAT('v',100),123),(REPEAT('z',100),24),(REPEAT('k',100),124);
SELECT id,SUBSTRING(a,1,10) FROM t1 where a=(REPEAT('k',100)) order by id;
DROP TABLE t1;
echo -------------------------------------------------------------------------------------------;
--error ER_BLOB_FIELD_IN_PART_FUNC_ERROR
CREATE TABLE t1 (a BLOB COMPRESSED)
PARTITION BY KEY(a) partitions 30;
CREATE TABLE t1 (a VARCHAR(200) COMPRESSED) PARTITION BY KEY(a) partitions 30;
ALTER TABLE t1 COALESCE PARTITION 20;
#ALTER TABLE t1 ADD PARTITION (PARTITION pm TABLESPACE = `innodb_file_per_table`); --mdev MDEV-13584
ALTER TABLE t1 ADD PARTITION (PARTITION pm);
CREATE TABLE t2 like t1;
ALTER TABLE t2 REMOVE PARTITIONING;
SHOW CREATE TABLE t1;
SHOW CREATE TABLE t2;
ALTER TABLE t1 EXCHANGE PARTITION pm WITH TABLE t2;
DROP TABLE t1,t2;
echo -------------------------------------------------------------------------------------------;
CREATE TABLE t1 (a BLOB COMPRESSED default 5,i int);
INSERT INTO t1 VALUES (REPEAT('a',100),1),(REPEAT('v',100),2),(REPEAT('z',100),3),(REPEAT('k',100),2),(2,2);
--error ER_BLOB_FIELD_IN_PART_FUNC_ERROR
ALTER TABLE t1 PARTITION BY KEY(a) partitions 3;
ALTER TABLE t1 PARTITION BY HASH(i) PARTITIONS 8;
--error ER_PARTITION_WRONG_VALUES_ERROR
ALTER TABLE t1 REORGANIZE PARTITION p0 INTO (
PARTITION s0 VALUES LESS THAN (1960),
PARTITION s1 VALUES LESS THAN (1970)
);
SHOW CREATE TABLE t1;
ALTER TABLE t1 REMOVE PARTITIONING;
DROP TABLE t1;
CREATE TABLE t1 (a VARCHAR(500) COMPRESSED default 5,i int)
PARTITION BY RANGE COLUMNS(i)(
PARTITION p0 VALUES LESS THAN (10),
PARTITION p1 VALUES LESS THAN (100),
PARTITION p2 VALUES LESS THAN (1000));
INSERT INTO t1 VALUES (REPEAT('a',100),1),("one",21),(REPEAT('3',100),34),(REPEAT('k',100),267),(2,278);
ALTER TABLE t1 REORGANIZE PARTITION p2 INTO (PARTITION p22 VALUES LESS THAN (MAXVALUE));
SHOW CREATE TABLE t1;
ALTER TABLE t1 REBUILD PARTITION p22;
DROP TABLE t1;
|
