|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
1 |
drop table if exists t1,t2,t3;
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
2 |
create temporary table t1 (a int not null,b int not null, primary key (a)) engine=MEMORY comment="testing heaps";
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
3 |
insert into t1 values(1,1),(2,2),(3,3),(4,4);
|
4 |
delete from t1 where a=1 or a=0;
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|
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1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
5 |
show table status like "t1";
|
6 |
Session Schema Name Type Engine Version Rows Avg_row_length Table_size Auto_increment
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7 |
# test t1 TEMPORARY MEMORY # # # # #
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|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
8 |
show keys from t1;
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
9 |
Table Unique Key_name Seq_in_index Column_name
|
10 |
t1 TRUE PRIMARY 1 a
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|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
11 |
select * from t1;
|
12 |
a b
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13 |
2 2
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14 |
3 3
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15 |
4 4
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16 |
select * from t1 where a=4;
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17 |
a b
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18 |
4 4
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19 |
update t1 set b=5 where a=4;
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20 |
update t1 set b=b+1 where a>=3;
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21 |
replace t1 values (3,3);
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22 |
select * from t1;
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23 |
a b
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24 |
2 2
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25 |
3 3
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26 |
4 6
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27 |
alter table t1 add c int not null, add key (c,a);
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28 |
drop table t1;
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29 |
create temporary table t1 (a int not null,b int not null, primary key (a)) engine=memory comment="testing heaps";
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30 |
insert into t1 values(1,1),(2,2),(3,3),(4,4);
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31 |
delete from t1 where a > 0;
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32 |
select * from t1;
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33 |
a b
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34 |
drop table t1;
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1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
35 |
create temporary table t1 (a int not null,b int not null, primary key (a)) engine=MEMORY comment="testing heaps";
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
36 |
insert into t1 values(1,1),(2,2),(3,3),(4,4);
|
37 |
alter table t1 modify a int not null auto_increment, engine=innodb, comment="new innodb table";
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1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
38 |
show table status like "t1";
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39 |
Session Schema Name Type Engine Version Rows Avg_row_length Table_size Auto_increment
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40 |
# test t1 TEMPORARY InnoDB # # # # #
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|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
41 |
select * from t1;
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42 |
a b
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43 |
1 1
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44 |
2 2
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45 |
3 3
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46 |
4 4
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47 |
drop table t1;
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1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
48 |
create temporary table t1 (a int not null) engine=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
49 |
insert into t1 values (869751),(736494),(226312),(802616),(728912);
|
50 |
select * from t1 where a > 736494;
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51 |
a
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52 |
869751
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53 |
802616
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54 |
alter table t1 add unique uniq_id(a);
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55 |
select * from t1 where a > 736494;
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56 |
a
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57 |
869751
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58 |
802616
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59 |
select * from t1 where a = 736494;
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60 |
a
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61 |
736494
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62 |
select * from t1 where a=869751 or a=736494;
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63 |
a
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64 |
736494
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65 |
869751
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66 |
select * from t1 where a in (869751,736494,226312,802616);
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67 |
a
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68 |
226312
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69 |
736494
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70 |
802616
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71 |
869751
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72 |
create temporary table t2 SELECT * FROM t1;
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73 |
explain select * from t2 where a in (869751,736494,226312,802616);
|
|
74 |
id select_type table type possible_keys key key_len ref rows Extra
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|
75 |
1 SIMPLE t2 ALL NULL NULL NULL NULL 5 Using where
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76 |
drop table t1,t2;
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77 |
create temporary table t1 (x int not null, y int not null, key x (x), unique y (y))
|
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
78 |
engine=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
79 |
insert into t1 values (1,1),(2,2),(1,3),(2,4),(2,5),(2,6);
|
80 |
select * from t1 where x=1;
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81 |
x y
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82 |
1 3
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83 |
1 1
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84 |
select * from t1,t1 as t2 where t1.x=t2.y;
|
|
85 |
ERROR HY000: Can't reopen table: 't1'
|
|
86 |
explain select * from t1,t1 as t2 where t1.x=t2.y;
|
|
87 |
ERROR HY000: Can't reopen table: 't1'
|
|
88 |
drop table t1;
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|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
89 |
create temporary table t1 (a int) engine=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
90 |
insert into t1 values(1);
|
91 |
select max(a) from t1;
|
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92 |
max(a)
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93 |
1
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94 |
drop table t1;
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|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
95 |
CREATE TEMPORARY TABLE t1 ( a int not null default 0, b int not null default 0, key(a), key(b) ) ENGINE=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
96 |
insert into t1 values(1,1),(1,2),(2,3),(1,3),(1,4),(1,5),(1,6);
|
97 |
select * from t1 where a=1;
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98 |
a b
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99 |
1 6
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100 |
1 5
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101 |
1 4
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102 |
1 3
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103 |
1 2
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104 |
1 1
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105 |
insert into t1 values(1,1),(1,2),(2,3),(1,3),(1,4),(1,5),(1,6);
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106 |
select * from t1 where a=1;
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107 |
a b
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108 |
1 6
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109 |
1 5
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110 |
1 4
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111 |
1 3
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112 |
1 2
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113 |
1 1
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114 |
1 6
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115 |
1 5
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116 |
1 4
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117 |
1 3
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118 |
1 2
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119 |
1 1
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120 |
drop table t1;
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|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
121 |
create temporary table t1 (id int not null, primary key (id)) engine=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
122 |
insert into t1 values(1);
|
123 |
select max(id) from t1;
|
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124 |
max(id)
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125 |
1
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126 |
insert into t1 values(2);
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127 |
select max(id) from t1;
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128 |
max(id)
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129 |
2
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130 |
replace into t1 values(1);
|
|
131 |
drop table t1;
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|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
132 |
create temporary table t1 (n int) engine=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
133 |
drop table t1;
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
134 |
create temporary table t1 (n int) engine=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
135 |
drop table if exists t1;
|
136 |
CREATE TEMPORARY table t1(f1 int not null,f2 char(20) not
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|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
137 |
null,index(f2)) engine=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
138 |
INSERT into t1 set f1=12,f2="bill";
|
139 |
INSERT into t1 set f1=13,f2="bill";
|
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140 |
INSERT into t1 set f1=14,f2="bill";
|
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141 |
INSERT into t1 set f1=15,f2="bill";
|
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142 |
INSERT into t1 set f1=16,f2="ted";
|
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143 |
INSERT into t1 set f1=12,f2="ted";
|
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144 |
INSERT into t1 set f1=12,f2="ted";
|
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145 |
INSERT into t1 set f1=12,f2="ted";
|
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146 |
INSERT into t1 set f1=12,f2="ted";
|
|
147 |
delete from t1 where f2="bill";
|
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148 |
select * from t1;
|
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149 |
f1 f2
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150 |
16 ted
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151 |
12 ted
|
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152 |
12 ted
|
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153 |
12 ted
|
|
154 |
12 ted
|
|
155 |
drop table t1;
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|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
156 |
create temporary table t1 (btn char(10) not null, key(btn)) engine=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
157 |
insert into t1 values ("hello"),("hello"),("hello"),("hello"),("hello"),("a"),("b"),("c"),("d"),("e"),("f"),("g"),("h"),("i");
|
158 |
explain select * from t1 where btn like "q%";
|
|
159 |
id select_type table type possible_keys key key_len ref rows Extra
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|
160 |
1 SIMPLE t1 ALL btn NULL NULL NULL 14 Using where
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161 |
select * from t1 where btn like "q%";
|
|
162 |
btn
|
|
163 |
alter table t1 add column new_col char(1) not null, add key (btn,new_col), drop key btn;
|
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164 |
update t1 set new_col=left(btn,1);
|
|
165 |
explain select * from t1 where btn="a";
|
|
166 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
167 |
1 SIMPLE t1 ALL btn NULL NULL NULL 14 Using where
|
|
168 |
explain select * from t1 where btn="a" and new_col="a";
|
|
169 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
170 |
1 SIMPLE t1 ref btn btn 48 const,const 2 Using where
|
|
171 |
drop table t1;
|
|
172 |
CREATE TEMPORARY TABLE t1 (
|
|
173 |
a int default NULL,
|
|
174 |
b int default NULL,
|
|
175 |
KEY a (a),
|
|
176 |
UNIQUE b (b)
|
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
177 |
) engine=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
178 |
INSERT INTO t1 VALUES (NULL,99),(99,NULL),(1,1),(2,2),(1,3);
|
179 |
SELECT * FROM t1 WHERE a=NULL;
|
|
180 |
a b
|
|
181 |
explain SELECT * FROM t1 WHERE a IS NULL;
|
|
182 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
183 |
1 SIMPLE t1 ref a a 5 const 2 Using where
|
|
184 |
SELECT * FROM t1 WHERE a<=>NULL;
|
|
185 |
a b
|
|
186 |
NULL 99
|
|
187 |
SELECT * FROM t1 WHERE b=NULL;
|
|
188 |
a b
|
|
189 |
explain SELECT * FROM t1 WHERE b IS NULL;
|
|
190 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
191 |
1 SIMPLE t1 ref b b 5 const 1 Using where
|
|
192 |
SELECT * FROM t1 WHERE b<=>NULL;
|
|
193 |
a b
|
|
194 |
99 NULL
|
|
195 |
INSERT INTO t1 VALUES (1,3);
|
|
196 |
ERROR 23000: Duplicate entry '3' for key 'b'
|
|
197 |
DROP TABLE t1;
|
|
198 |
CREATE TEMPORARY TABLE t1 (
|
|
199 |
a int default NULL,
|
|
200 |
key a (a)
|
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
201 |
) ENGINE=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
202 |
INSERT INTO t1 VALUES (10), (10), (10);
|
203 |
EXPLAIN SELECT * FROM t1 WHERE a=10;
|
|
204 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
205 |
1 SIMPLE t1 ref a a 5 const 3
|
|
206 |
SELECT * FROM t1 WHERE a=10;
|
|
207 |
a
|
|
208 |
10
|
|
209 |
10
|
|
210 |
10
|
|
211 |
DROP TABLE t1;
|
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
212 |
CREATE TEMPORARY TABLE t1 (a int not null, primary key(a)) engine=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
213 |
INSERT into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9),(10),(11);
|
214 |
DELETE from t1 where a < 100;
|
|
215 |
SELECT * from t1;
|
|
216 |
a
|
|
217 |
DROP TABLE t1;
|
|
218 |
CREATE TEMPORARY TABLE `job_titles` (
|
|
219 |
`job_title_id` int NOT NULL default '0',
|
|
220 |
`job_title` char(18) NOT NULL default '',
|
|
221 |
PRIMARY KEY (`job_title_id`),
|
|
222 |
UNIQUE KEY `job_title_id` (`job_title_id`,`job_title`)
|
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
223 |
) ENGINE=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
224 |
SELECT MAX(job_title_id) FROM job_titles;
|
225 |
MAX(job_title_id)
|
|
226 |
NULL
|
|
227 |
DROP TABLE job_titles;
|
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
228 |
CREATE TEMPORARY TABLE t1 (a INT NOT NULL, B INT, KEY(B)) ENGINE=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
229 |
INSERT INTO t1 VALUES(1,1), (1,NULL);
|
230 |
SELECT * FROM t1 WHERE B is not null;
|
|
231 |
a B
|
|
232 |
1 1
|
|
233 |
DROP TABLE t1;
|
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
234 |
CREATE TEMPORARY TABLE t1 (pseudo char(35) PRIMARY KEY, date int NOT NULL) ENGINE=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
235 |
INSERT INTO t1 VALUES ('massecot',1101106491),('altec',1101106492),('stitch+',1101106304),('Seb Corgan',1101106305),('beerfilou',1101106263),('flaker',1101106529),('joce8',5),('M4vrick',1101106418),('gabay008',1101106525),('Vamp irX',1101106291),('ZoomZip',1101106546),('rip666',1101106502),('CBP ',1101106397),('guezpard',1101106496);
|
236 |
DELETE FROM t1 WHERE date<1101106546;
|
|
237 |
SELECT * FROM t1;
|
|
238 |
pseudo date
|
|
239 |
ZoomZip 1101106546
|
|
240 |
DROP TABLE t1;
|
|
241 |
create temporary table t1(a char(2)) engine=memory;
|
|
242 |
insert into t1 values (NULL), (NULL);
|
|
243 |
delete from t1 where a is null;
|
|
244 |
insert into t1 values ('2'), ('3');
|
|
245 |
select * from t1;
|
|
246 |
a
|
|
247 |
3
|
|
248 |
2
|
|
249 |
drop table t1;
|
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
250 |
set storage_engine=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
251 |
create temporary table t1 (v varchar(10), c char(10), t varchar(50));
|
252 |
insert into t1 values('+ ', '+ ', '+ ');
|
|
253 |
set @a=repeat(' ',20);
|
|
254 |
insert into t1 values (concat('+',@a),concat('+',@a),concat('+',@a));
|
|
255 |
Warnings:
|
|
256 |
Note 1265 Data truncated for column 'v' at row 1
|
|
257 |
Note 1265 Data truncated for column 'c' at row 1
|
|
258 |
select concat('*',v,'*',c,'*',t,'*') from t1;
|
|
259 |
concat('*',v,'*',c,'*',t,'*')
|
|
260 |
*+ *+ *+ *
|
|
261 |
*+ *+ *+ *
|
|
262 |
show create table t1;
|
|
263 |
Table Create Table
|
|
264 |
t1 CREATE TEMPORARY TABLE `t1` (
|
|
265 |
`v` varchar(10) DEFAULT NULL,
|
|
266 |
`c` varchar(10) DEFAULT NULL,
|
|
267 |
`t` varchar(50) DEFAULT NULL
|
|
268 |
) ENGINE=MEMORY
|
|
269 |
create temporary table t2 like t1;
|
|
270 |
show create table t2;
|
|
271 |
Table Create Table
|
|
272 |
t2 CREATE TEMPORARY TABLE `t2` (
|
|
273 |
`v` varchar(10) DEFAULT NULL,
|
|
274 |
`c` varchar(10) DEFAULT NULL,
|
|
275 |
`t` varchar(50) DEFAULT NULL
|
|
276 |
) ENGINE=MEMORY
|
|
277 |
create temporary table t3 select * from t1;
|
|
278 |
show create table t3;
|
|
279 |
Table Create Table
|
|
280 |
t3 CREATE TEMPORARY TABLE `t3` (
|
|
281 |
`v` varchar(10) DEFAULT NULL,
|
|
282 |
`c` varchar(10) DEFAULT NULL,
|
|
283 |
`t` varchar(50) DEFAULT NULL
|
|
284 |
) ENGINE=MEMORY
|
|
285 |
alter table t1 modify c varchar(10);
|
|
286 |
show create table t1;
|
|
287 |
Table Create Table
|
|
288 |
t1 CREATE TEMPORARY TABLE `t1` (
|
|
289 |
`v` varchar(10) DEFAULT NULL,
|
|
290 |
`c` varchar(10) DEFAULT NULL,
|
|
291 |
`t` varchar(50) DEFAULT NULL
|
|
292 |
) ENGINE=MEMORY
|
|
293 |
alter table t1 modify v char(10);
|
|
294 |
show create table t1;
|
|
295 |
Table Create Table
|
|
296 |
t1 CREATE TEMPORARY TABLE `t1` (
|
|
297 |
`v` varchar(10) DEFAULT NULL,
|
|
298 |
`c` varchar(10) DEFAULT NULL,
|
|
299 |
`t` varchar(50) DEFAULT NULL
|
|
300 |
) ENGINE=MEMORY
|
|
301 |
alter table t1 modify t varchar(50);
|
|
302 |
show create table t1;
|
|
303 |
Table Create Table
|
|
304 |
t1 CREATE TEMPORARY TABLE `t1` (
|
|
305 |
`v` varchar(10) DEFAULT NULL,
|
|
306 |
`c` varchar(10) DEFAULT NULL,
|
|
307 |
`t` varchar(50) DEFAULT NULL
|
|
308 |
) ENGINE=MEMORY
|
|
309 |
select concat('*',v,'*',c,'*',t,'*') from t1;
|
|
310 |
concat('*',v,'*',c,'*',t,'*')
|
|
311 |
*+ *+ *+ *
|
|
312 |
*+ *+ *+ *
|
|
313 |
drop table t1,t2,t3;
|
|
314 |
create temporary table t1 (v varchar(10), c char(10), t varchar(50), key(v), key(c), key(t(10)));
|
|
315 |
show create table t1;
|
|
316 |
Table Create Table
|
|
317 |
t1 CREATE TEMPORARY TABLE `t1` (
|
|
318 |
`v` varchar(10) DEFAULT NULL,
|
|
319 |
`c` varchar(10) DEFAULT NULL,
|
|
320 |
`t` varchar(50) DEFAULT NULL,
|
|
321 |
KEY `v` (`v`),
|
|
322 |
KEY `c` (`c`),
|
|
323 |
KEY `t` (`t`(10))
|
|
324 |
) ENGINE=MEMORY
|
|
325 |
select count(*) from t1;
|
|
326 |
count(*)
|
|
327 |
270
|
|
328 |
insert into t1 values(concat('a',char(1)),concat('a',char(1)),concat('a',char(1)));
|
|
329 |
select count(*) from t1 where v='a';
|
|
330 |
count(*)
|
|
331 |
10
|
|
332 |
select count(*) from t1 where c='a';
|
|
333 |
count(*)
|
|
334 |
10
|
|
335 |
select count(*) from t1 where t='a';
|
|
336 |
count(*)
|
|
337 |
10
|
|
338 |
select count(*) from t1 where v='a ';
|
|
339 |
count(*)
|
|
340 |
10
|
|
341 |
select count(*) from t1 where c='a ';
|
|
342 |
count(*)
|
|
343 |
10
|
|
344 |
select count(*) from t1 where t='a ';
|
|
345 |
count(*)
|
|
346 |
10
|
|
347 |
select count(*) from t1 where v between 'a' and 'a ';
|
|
348 |
count(*)
|
|
349 |
10
|
|
350 |
select count(*) from t1 where v between 'a' and 'a ' and v between 'a ' and 'b\n';
|
|
351 |
count(*)
|
|
352 |
10
|
|
353 |
select count(*) from t1 where v like 'a%';
|
|
354 |
count(*)
|
|
355 |
11
|
|
356 |
select count(*) from t1 where c like 'a%';
|
|
357 |
count(*)
|
|
358 |
11
|
|
359 |
select count(*) from t1 where t like 'a%';
|
|
360 |
count(*)
|
|
361 |
11
|
|
362 |
select count(*) from t1 where v like 'a %';
|
|
363 |
count(*)
|
|
364 |
9
|
|
365 |
explain select count(*) from t1 where v='a ';
|
|
366 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
367 |
1 SIMPLE t1 ref v v 43 const 10 Using where
|
|
368 |
explain select count(*) from t1 where c='a ';
|
|
369 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
370 |
1 SIMPLE t1 ref c c 43 const 10 Using where
|
|
371 |
explain select count(*) from t1 where t='a ';
|
|
372 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
373 |
1 SIMPLE t1 ref t t 43 const 10 Using where
|
|
374 |
explain select count(*) from t1 where v like 'a%';
|
|
375 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
376 |
1 SIMPLE t1 ALL v NULL NULL NULL 271 Using where
|
|
377 |
explain select count(*) from t1 where v between 'a' and 'a ';
|
|
378 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
379 |
1 SIMPLE t1 ref v v 43 const 10 Using where
|
|
380 |
explain select count(*) from t1 where v between 'a' and 'a ' and v between 'a ' and 'b\n';
|
|
381 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
382 |
1 SIMPLE t1 ref v v 43 const 10 Using where
|
|
383 |
alter table t1 add unique(v);
|
|
384 |
ERROR 23000: Duplicate entry '{ ' for key 'v_2'
|
|
385 |
select concat('*',v,'*',c,'*',t,'*') as qq from t1 where v='a' order by length(concat('*',v,'*',c,'*',t,'*'));
|
|
386 |
qq
|
|
387 |
*a*a*a*
|
|
388 |
*a *a *a *
|
|
389 |
*a *a *a *
|
|
390 |
*a *a *a *
|
|
391 |
*a *a *a *
|
|
392 |
*a *a *a *
|
|
393 |
*a *a *a *
|
|
394 |
*a *a *a *
|
|
395 |
*a *a *a *
|
|
396 |
*a *a *a *
|
|
397 |
explain select * from t1 where v='a';
|
|
398 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
399 |
1 SIMPLE t1 ref v v 43 const 10 Using where
|
|
400 |
select v,count(*) from t1 group by v limit 10;
|
|
401 |
v count(*)
|
|
402 |
a 1
|
|
403 |
a 10
|
|
404 |
b 10
|
|
405 |
c 10
|
|
406 |
d 10
|
|
407 |
e 10
|
|
408 |
f 10
|
|
409 |
g 10
|
|
410 |
h 10
|
|
411 |
i 10
|
|
412 |
select v,count(t) from t1 group by v limit 10;
|
|
413 |
v count(t)
|
|
414 |
a 1
|
|
415 |
a 10
|
|
416 |
b 10
|
|
417 |
c 10
|
|
418 |
d 10
|
|
419 |
e 10
|
|
420 |
f 10
|
|
421 |
g 10
|
|
422 |
h 10
|
|
423 |
i 10
|
|
424 |
select v,count(c) from t1 group by v limit 10;
|
|
425 |
v count(c)
|
|
426 |
a 1
|
|
427 |
a 10
|
|
428 |
b 10
|
|
429 |
c 10
|
|
430 |
d 10
|
|
431 |
e 10
|
|
432 |
f 10
|
|
433 |
g 10
|
|
434 |
h 10
|
|
435 |
i 10
|
|
436 |
select sql_big_result trim(v),count(t) from t1 group by v limit 10;
|
|
437 |
trim(v) count(t)
|
|
438 |
a 1
|
|
439 |
a 10
|
|
440 |
b 10
|
|
441 |
c 10
|
|
442 |
d 10
|
|
443 |
e 10
|
|
444 |
f 10
|
|
445 |
g 10
|
|
446 |
h 10
|
|
447 |
i 10
|
|
448 |
select sql_big_result trim(v),count(c) from t1 group by v limit 10;
|
|
449 |
trim(v) count(c)
|
|
450 |
a 1
|
|
451 |
a 10
|
|
452 |
b 10
|
|
453 |
c 10
|
|
454 |
d 10
|
|
455 |
e 10
|
|
456 |
f 10
|
|
457 |
g 10
|
|
458 |
h 10
|
|
459 |
i 10
|
|
460 |
select c,count(*) from t1 group by c limit 10;
|
|
461 |
c count(*)
|
|
462 |
a 1
|
|
463 |
a 10
|
|
464 |
b 10
|
|
465 |
c 10
|
|
466 |
d 10
|
|
467 |
e 10
|
|
468 |
f 10
|
|
469 |
g 10
|
|
470 |
h 10
|
|
471 |
i 10
|
|
472 |
select c,count(t) from t1 group by c limit 10;
|
|
473 |
c count(t)
|
|
474 |
a 1
|
|
475 |
a 10
|
|
476 |
b 10
|
|
477 |
c 10
|
|
478 |
d 10
|
|
479 |
e 10
|
|
480 |
f 10
|
|
481 |
g 10
|
|
482 |
h 10
|
|
483 |
i 10
|
|
484 |
select t,count(*) from t1 group by t limit 10;
|
|
485 |
t count(*)
|
|
486 |
a 1
|
|
487 |
a 10
|
|
488 |
b 10
|
|
489 |
c 10
|
|
490 |
d 10
|
|
491 |
e 10
|
|
492 |
f 10
|
|
493 |
g 10
|
|
494 |
h 10
|
|
495 |
i 10
|
|
496 |
select t,count(t) from t1 group by t limit 10;
|
|
497 |
t count(t)
|
|
498 |
a 1
|
|
499 |
a 10
|
|
500 |
b 10
|
|
501 |
c 10
|
|
502 |
d 10
|
|
503 |
e 10
|
|
504 |
f 10
|
|
505 |
g 10
|
|
506 |
h 10
|
|
507 |
i 10
|
|
508 |
select sql_big_result trim(t),count(t) from t1 group by t limit 10;
|
|
509 |
trim(t) count(t)
|
|
510 |
a 1
|
|
511 |
a 10
|
|
512 |
b 10
|
|
513 |
c 10
|
|
514 |
d 10
|
|
515 |
e 10
|
|
516 |
f 10
|
|
517 |
g 10
|
|
518 |
h 10
|
|
519 |
i 10
|
|
520 |
drop table t1;
|
|
521 |
create temporary table t1 (a char(10), unique (a));
|
|
522 |
insert into t1 values ('a');
|
|
523 |
insert into t1 values ('a ');
|
|
524 |
ERROR 23000: Duplicate entry 'a ' for key 'a'
|
|
525 |
alter table t1 modify a varchar(10);
|
|
526 |
insert into t1 values ('a '),('a '),('a '),('a ');
|
|
527 |
ERROR 23000: Duplicate entry 'a ' for key 'a'
|
|
528 |
insert into t1 values ('a ');
|
|
529 |
ERROR 23000: Duplicate entry 'a ' for key 'a'
|
|
530 |
insert into t1 values ('a ');
|
|
531 |
ERROR 23000: Duplicate entry 'a ' for key 'a'
|
|
532 |
insert into t1 values ('a ');
|
|
533 |
ERROR 23000: Duplicate entry 'a ' for key 'a'
|
|
534 |
update t1 set a='a ' where a like 'a ';
|
|
535 |
update t1 set a='a ' where a like 'a ';
|
|
536 |
drop table t1;
|
|
537 |
create temporary table t1 (v varchar(10), c char(10), t varchar(50), key using btree (v), key using btree (c), key using btree (t(10)));
|
|
538 |
show create table t1;
|
|
539 |
Table Create Table
|
|
540 |
t1 CREATE TEMPORARY TABLE `t1` (
|
|
541 |
`v` varchar(10) DEFAULT NULL,
|
|
542 |
`c` varchar(10) DEFAULT NULL,
|
|
543 |
`t` varchar(50) DEFAULT NULL,
|
|
544 |
KEY `v` (`v`) USING BTREE,
|
|
545 |
KEY `c` (`c`) USING BTREE,
|
|
546 |
KEY `t` (`t`(10)) USING BTREE
|
|
547 |
) ENGINE=MEMORY
|
|
548 |
select count(*) from t1;
|
|
549 |
count(*)
|
|
550 |
270
|
|
551 |
insert into t1 values(concat('a',char(1)),concat('a',char(1)),concat('a',char(1)));
|
|
552 |
select count(*) from t1 where v='a';
|
|
553 |
count(*)
|
|
554 |
10
|
|
555 |
select count(*) from t1 where c='a';
|
|
556 |
count(*)
|
|
557 |
10
|
|
558 |
select count(*) from t1 where t='a';
|
|
559 |
count(*)
|
|
560 |
10
|
|
561 |
select count(*) from t1 where v='a ';
|
|
562 |
count(*)
|
|
563 |
10
|
|
564 |
select count(*) from t1 where c='a ';
|
|
565 |
count(*)
|
|
566 |
10
|
|
567 |
select count(*) from t1 where t='a ';
|
|
568 |
count(*)
|
|
569 |
10
|
|
570 |
select count(*) from t1 where v between 'a' and 'a ';
|
|
571 |
count(*)
|
|
572 |
10
|
|
573 |
select count(*) from t1 where v between 'a' and 'a ' and v between 'a ' and 'b\n';
|
|
574 |
count(*)
|
|
575 |
10
|
|
576 |
explain select count(*) from t1 where v='a ';
|
|
577 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
578 |
1 SIMPLE t1 ref v v 43 const # Using where
|
|
579 |
explain select count(*) from t1 where c='a ';
|
|
580 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
581 |
1 SIMPLE t1 ref c c 43 const # Using where
|
|
582 |
explain select count(*) from t1 where t='a ';
|
|
583 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
584 |
1 SIMPLE t1 ref t t 43 const # Using where
|
|
585 |
explain select count(*) from t1 where v like 'a%';
|
|
586 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
587 |
1 SIMPLE t1 range v v 43 NULL # Using where
|
|
588 |
explain select count(*) from t1 where v between 'a' and 'a ';
|
|
589 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
590 |
1 SIMPLE t1 ref v v 43 const # Using where
|
|
591 |
explain select count(*) from t1 where v between 'a' and 'a ' and v between 'a ' and 'b\n';
|
|
592 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
593 |
1 SIMPLE t1 ref v v 43 const # Using where
|
|
594 |
alter table t1 add unique(v);
|
|
595 |
ERROR 23000: Duplicate entry '{ ' for key 'v_2'
|
|
596 |
select concat('*',v,'*',c,'*',t,'*') as qq from t1 where v='a' order by length(concat('*',v,'*',c,'*',t,'*'));
|
|
597 |
qq
|
|
598 |
*a*a*a*
|
|
599 |
*a *a *a *
|
|
600 |
*a *a *a *
|
|
601 |
*a *a *a *
|
|
602 |
*a *a *a *
|
|
603 |
*a *a *a *
|
|
604 |
*a *a *a *
|
|
605 |
*a *a *a *
|
|
606 |
*a *a *a *
|
|
607 |
*a *a *a *
|
|
608 |
explain select * from t1 where v='a';
|
|
609 |
id select_type table type possible_keys key key_len ref rows Extra
|
|
610 |
1 SIMPLE t1 ref v v 43 const # Using where
|
|
611 |
drop table t1;
|
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
612 |
create temporary table t1 (a char(10), unique using btree (a)) engine=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
613 |
insert into t1 values ('a');
|
614 |
insert into t1 values ('a ');
|
|
615 |
ERROR 23000: Duplicate entry 'a ' for key 'a'
|
|
616 |
alter table t1 modify a varchar(10);
|
|
617 |
insert into t1 values ('a '),('a '),('a '),('a ');
|
|
618 |
ERROR 23000: Duplicate entry 'a ' for key 'a'
|
|
619 |
insert into t1 values ('a ');
|
|
620 |
ERROR 23000: Duplicate entry 'a ' for key 'a'
|
|
621 |
insert into t1 values ('a ');
|
|
622 |
ERROR 23000: Duplicate entry 'a ' for key 'a'
|
|
623 |
insert into t1 values ('a ');
|
|
624 |
ERROR 23000: Duplicate entry 'a ' for key 'a'
|
|
625 |
update t1 set a='a ' where a like 'a ';
|
|
626 |
update t1 set a='a ' where a like 'a ';
|
|
627 |
drop table t1;
|
|
628 |
create temporary table t1 (v varchar(10), c char(10), t varchar(50), key(v(5)), key(c(5)), key(t(5)));
|
|
629 |
show create table t1;
|
|
630 |
Table Create Table
|
|
631 |
t1 CREATE TEMPORARY TABLE `t1` (
|
|
632 |
`v` varchar(10) DEFAULT NULL,
|
|
633 |
`c` varchar(10) DEFAULT NULL,
|
|
634 |
`t` varchar(50) DEFAULT NULL,
|
|
635 |
KEY `v` (`v`(5)),
|
|
636 |
KEY `c` (`c`(5)),
|
|
637 |
KEY `t` (`t`(5))
|
|
638 |
) ENGINE=MEMORY
|
|
639 |
drop table t1;
|
|
640 |
create temporary table t1 (v varchar(16383), key(v(10)));
|
|
641 |
show create table t1;
|
|
642 |
Table Create Table
|
|
643 |
t1 CREATE TEMPORARY TABLE `t1` (
|
|
644 |
`v` varchar(16383) DEFAULT NULL,
|
|
645 |
KEY `v` (`v`(10))
|
|
646 |
) ENGINE=MEMORY
|
|
647 |
insert into t1 values(repeat('a',16383));
|
|
648 |
select length(v) from t1 where v=repeat('a',16383);
|
|
649 |
length(v)
|
|
650 |
16383
|
|
651 |
drop table t1;
|
|
652 |
set storage_engine=PBXT;
|
|
653 |
create temporary table t1 (a bigint auto_increment primary key, b int,
|
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
654 |
key (b, a)) engine=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
655 |
insert t1 (b) values (1),(1),(1),(1),(1),(1),(1),(1);
|
656 |
select * from t1;
|
|
657 |
a b
|
|
658 |
1 1
|
|
659 |
2 1
|
|
660 |
3 1
|
|
661 |
4 1
|
|
662 |
5 1
|
|
663 |
6 1
|
|
664 |
7 1
|
|
665 |
8 1
|
|
666 |
drop table t1;
|
|
667 |
create temporary table t1 (a int not null, b int not null auto_increment,
|
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
668 |
primary key(a, b), key(b)) engine=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
669 |
insert t1 (a) values (1),(1),(1),(1),(1),(1),(1),(1);
|
670 |
select * from t1;
|
|
671 |
a b
|
|
672 |
1 1
|
|
673 |
1 2
|
|
674 |
1 3
|
|
675 |
1 4
|
|
676 |
1 5
|
|
677 |
1 6
|
|
678 |
1 7
|
|
679 |
1 8
|
|
680 |
drop table t1;
|
|
681 |
create temporary table t1 (a int not null, b int not null auto_increment,
|
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
682 |
primary key(a, b)) engine=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
683 |
ERROR 42000: Incorrect table definition; there can be only one auto column and it must be defined as a key
|
684 |
create temporary table t1 (c char(255), primary key(c(90)));
|
|
685 |
insert into t1 values ("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz");
|
|
686 |
insert into t1 values ("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz");
|
|
687 |
ERROR 23000: Duplicate entry 'abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijkl' for key 'PRIMARY'
|
|
688 |
drop table t1;
|
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
689 |
CREATE TEMPORARY TABLE t1 (a int, key(a)) engine=MEMORY;
|
|
1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
690 |
insert into t1 values (0);
|
691 |
delete from t1;
|
|
692 |
select * from t1;
|
|
693 |
a
|
|
694 |
insert into t1 values (0), (1);
|
|
695 |
select * from t1 where a = 0;
|
|
696 |
a
|
|
697 |
0
|
|
698 |
drop table t1;
|
|
699 |
create temporary table t1 (c char(10)) engine=memory;
|
|
700 |
create temporary table t2 (c varchar(10)) engine=memory;
|
|
701 |
show table status like 't_';
|
|
|
1455.3.4
by Vladimir Kolesnikov
fixed easy test cases |
702 |
Session Schema Name Type Engine Version Rows Avg_row_length Table_size Auto_increment
|
703 |
# test t1 TEMPORARY MEMORY # # # # #
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704 |
# test t2 TEMPORARY MEMORY # # # # #
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1455.3.1
by Vladimir Kolesnikov
lp:drizzle + pbxt 1.1 + test results |
705 |
drop table t1, t2;
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706 |
CREATE TEMPORARY TABLE t1(a VARCHAR(1), b VARCHAR(2), c VARCHAR(256),
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707 |
KEY(a), KEY(b), KEY(c)) ENGINE=MEMORY;
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708 |
INSERT INTO t1 VALUES('a','aa',REPEAT('a', 256)),('a','aa',REPEAT('a',256));
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709 |
SELECT COUNT(*) FROM t1 WHERE a='a';
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710 |
COUNT(*)
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711 |
2
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712 |
SELECT COUNT(*) FROM t1 WHERE b='aa';
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713 |
COUNT(*)
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714 |
2
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715 |
SELECT COUNT(*) FROM t1 WHERE c=REPEAT('a',256);
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716 |
COUNT(*)
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717 |
2
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718 |
DROP TABLE t1;
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719 |
CREATE TEMPORARY TABLE t1(c1 VARCHAR(100), c2 INT) ENGINE=MEMORY;
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720 |
INSERT INTO t1 VALUES('', 0);
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721 |
ALTER TABLE t1 MODIFY c1 VARCHAR(101);
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722 |
SELECT c2 FROM t1;
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723 |
c2
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724 |
0
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725 |
DROP TABLE t1;
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