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drop table if exists t1,t2;
select 1, 1.0, -1, "hello", NULL;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def 1 8 1 1 N 32897 0 63
def 1.0 246 4 3 N 32897 1 63
def -1 8 2 2 N 32897 0 63
def hello 253 5 5 N 1 31 8
def NULL 6 0 0 Y 32896 0 63
1 1.0 -1 hello NULL
1 1.0 -1 hello NULL
create table t1 (a tinyint, b smallint, c mediumint, d int, e bigint, f float(3,2), g double(4,3), h decimal(5,4), i year, j date, k timestamp, l datetime, m enum('a','b'), n set('a','b'), o char(10));
select * from t1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def test t1 t1 a a 1 4 0 Y 32768 0 63
def test t1 t1 b b 2 6 0 Y 32768 0 63
def test t1 t1 c c 9 9 0 Y 32768 0 63
def test t1 t1 d d 3 11 0 Y 32768 0 63
def test t1 t1 e e 8 20 0 Y 32768 0 63
def test t1 t1 f f 4 3 0 Y 32768 2 63
def test t1 t1 g g 5 4 0 Y 32768 3 63
def test t1 t1 h h 246 7 0 Y 32768 4 63
def test t1 t1 i i 13 4 0 Y 32864 0 63
def test t1 t1 j j 10 10 0 Y 128 0 63
def test t1 t1 k k 7 19 0 N 9377 0 63
def test t1 t1 l l 12 19 0 Y 128 0 63
def test t1 t1 m m 254 1 0 Y 256 0 8
def test t1 t1 n n 254 3 0 Y 2048 0 8
def test t1 t1 o o 254 10 0 Y 0 0 8
a b c d e f g h i j k l m n o
select a b, b c from t1 as t2;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def test t1 t2 a b 1 4 0 Y 32768 0 63
def test t1 t2 b c 2 6 0 Y 32768 0 63
b c
drop table t1;
CREATE TABLE t1 (id tinyint(3) default NULL, data varchar(255) default NULL);
INSERT INTO t1 VALUES (1,'male'),(2,'female');
CREATE TABLE t2 (id tinyint(3) unsigned default NULL, data char(3) default '0');
INSERT INTO t2 VALUES (1,'yes'),(2,'no');
select t1.id, t1.data, t2.data from t1, t2 where t1.id = t2.id;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def test t1 t1 id id 1 3 1 Y 32768 0 63
def test t1 t1 data data 253 255 6 Y 0 0 8
def test t2 t2 data data 254 3 3 Y 0 0 8
id data data
1 male yes
2 female no
select t1.id, t1.data, t2.data from t1, t2 where t1.id = t2.id order by t1.id;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def test t1 t1 id id 1 3 1 Y 32768 0 63
def test t1 t1 data data 253 255 6 Y 0 0 8
def test t2 t2 data data 254 3 3 Y 0 0 8
id data data
1 male yes
2 female no
select t1.id from t1 union select t2.id from t2;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def id id 1 4 1 Y 32768 0 63
id
1
2
drop table t1,t2;
create table t1 ( a int, b varchar(30), primary key(a));
insert into t1 values (1,'one');
insert into t1 values (2,'two');
set @arg00=1 ;
select @arg00 FROM t1 where a=1 union distinct select 1 FROM t1 where a=1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def @arg00 @arg00 8 20 1 Y 32768 0 63
@arg00
1
select * from (select @arg00) aaa;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def aaa @arg00 @arg00 8 20 1 Y 32768 0 63
@arg00
1
select 1 union select 1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def 1 1 8 20 1 N 32769 0 63
1
1
select * from (select 1 union select 1) aaa;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def aaa 1 1 8 20 1 N 32769 0 63
1
1
drop table t1;
create table t1 (i int);
insert into t1 values (1),(2),(3);
select * from t1 where i = 2;
drop table t1;//
affected rows: 0
affected rows: 3
info: Records: 3 Duplicates: 0 Warnings: 0
i
2
affected rows: 1
affected rows: 0
create table t1 (id int(10));
insert into t1 values (1);
CREATE VIEW v1 AS select t1.id as id from t1;
CREATE VIEW v2 AS select t1.id as renamed from t1;
CREATE VIEW v3 AS select t1.id + 12 as renamed from t1;
select * from v1 group by id limit 1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def test t1 v1 id id 3 10 1 Y 32768 0 63
id
1
select * from v1 group by id limit 0;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def test v1 v1 id id 3 10 0 Y 32768 0 63
id
select * from v1 where id=1000 group by id;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def test v1 v1 id id 3 10 0 Y 32768 0 63
id
select * from v1 where id=1 group by id;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def test t1 v1 id id 3 10 1 Y 32768 0 63
id
1
select * from v2 where renamed=1 group by renamed;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def test t1 v2 id renamed 3 10 1 Y 32768 0 63
renamed
1
select * from v3 where renamed=1 group by renamed;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def v3 v3 renamed renamed 8 12 0 Y 32896 0 63
renamed
drop table t1;
drop view v1,v2,v3;
select a.* from (select 2147483648 as v_large) a;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def a v_large v_large 8 10 10 N 32769 0 63
v_large
2147483648
select a.* from (select 214748364 as v_small) a;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def a v_small v_small 3 9 9 N 32769 0 63
v_small
214748364
CREATE TABLE t1 (c1 CHAR(1));
CREATE TABLE t2 (c2 CHAR(1));
CREATE VIEW v1 AS SELECT t1.c1 FROM t1;
CREATE VIEW v2 AS SELECT t2.c2 FROM t2;
INSERT INTO t1 VALUES ('1'), ('2'), ('3');
INSERT INTO t2 VALUES ('1'), ('2'), ('3'), ('2');
SELECT v1.c1 FROM v1 JOIN t2 ON c1=c2 ORDER BY 1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def test t1 v1 c1 c1 254 1 1 Y 0 0 8
c1
1
2
2
3
SELECT v1.c1, v2.c2 FROM v1 JOIN v2 ON c1=c2;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def test v1 v1 c1 c1 254 1 1 Y 0 0 8
def test v2 v2 c2 c2 254 1 1 Y 0 0 8
c1 c2
1 1
2 2
3 3
2 2
SELECT v1.c1, v2.c2 FROM v1 JOIN v2 ON c1=c2 GROUP BY v1.c1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def test t1 v1 c1 c1 254 1 1 Y 32768 0 8
def test t2 v2 c2 c2 254 1 1 Y 0 0 8
c1 c2
1 1
2 2
3 3
SELECT v1.c1, v2.c2 FROM v1 JOIN v2 ON c1=c2 GROUP BY v1.c1 ORDER BY v2.c2;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def test t1 v1 c1 c1 254 1 1 Y 32768 0 8
def test t2 v2 c2 c2 254 1 1 Y 0 0 8
c1 c2
1 1
2 2
3 3
DROP VIEW v1,v2;
DROP TABLE t1,t2;
CREATE TABLE t1 (i INT, d DATE);
INSERT INTO t1 VALUES (1, '2008-01-01'), (2, '2008-01-02'), (3, '2008-01-03');
SELECT COALESCE(d, d), IFNULL(d, d), IF(i, d, d),
CASE i WHEN i THEN d ELSE d END, GREATEST(d, d), LEAST(d, d)
FROM t1 ORDER BY RAND();
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
2008-01-01 2008-01-01 2008-01-01 2008-01-01 2008-01-01 2008-01-01
2008-01-02 2008-01-02 2008-01-02 2008-01-02 2008-01-02 2008-01-02
2008-01-03 2008-01-03 2008-01-03 2008-01-03 2008-01-03 2008-01-03
COALESCE(d, d) IFNULL(d, d) IF(i, d, d) CASE i WHEN i THEN d ELSE d END GREATEST(d, d) LEAST(d, d)
def CASE i WHEN i THEN d ELSE d END CASE i WHEN i THEN d ELSE d END 10 10 10 Y 128 0 63
def COALESCE(d, d) COALESCE(d, d) 10 10 10 Y 128 0 63
def GREATEST(d, d) GREATEST(d, d) 10 10 10 Y 128 0 63
def IF(i, d, d) IF(i, d, d) 10 10 10 Y 128 0 63
def IFNULL(d, d) IFNULL(d, d) 10 10 10 Y 128 0 63
def LEAST(d, d) LEAST(d, d) 10 10 10 Y 128 0 63
DROP TABLE t1;
#
# Bug#41788 mysql_fetch_field returns org_table == table by a view
#
CREATE TABLE t1 (f1 INT);
CREATE VIEW v1 AS SELECT f1 FROM t1;
SELECT f1 FROM v1 va;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def test va va f1 f1 3 11 0 Y 32768 0 63
f1
DROP VIEW v1;
DROP TABLE t1;
End of 5.0 tests
create table t1(
# numeric types
bool_col bool,
boolean_col boolean,
bit_col bit(5),
tiny tinyint,
tiny_uns tinyint unsigned,
small smallint,
small_uns smallint unsigned,
medium mediumint,
medium_uns mediumint unsigned,
int_col int,
int_col_uns int unsigned,
big bigint,
big_uns bigint unsigned,
decimal_col decimal(10,5),
# synonyms of DECIMAL
numeric_col numeric(10),
fixed_col fixed(10),
dec_col dec(10),
decimal_col_uns decimal(10,5) unsigned,
fcol float,
fcol_uns float unsigned,
dcol double,
double_precision_col double precision,
dcol_uns double unsigned,
# date/time types
date_col date,
time_col time,
timestamp_col timestamp,
year_col year,
datetime_col datetime,
# string types
char_col char(5),
varchar_col varchar(10),
binary_col binary(10),
varbinary_col varbinary(10),
tinyblob_col tinyblob,
blob_col blob,
mediumblob_col mediumblob,
longblob_col longblob,
text_col text,
mediumtext_col mediumtext,
longtext_col longtext,
enum_col enum("A","B","C"),
set_col set("F","E","D")
);
select * from t1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def test t1 t1 bool_col bool_col 1 1 0 Y 32768 0 63
def test t1 t1 boolean_col boolean_col 1 1 0 Y 32768 0 63
def test t1 t1 bit_col bit_col 16 5 0 Y 32 0 63
def test t1 t1 tiny tiny 1 4 0 Y 32768 0 63
def test t1 t1 tiny_uns tiny_uns 1 3 0 Y 32800 0 63
def test t1 t1 small small 2 6 0 Y 32768 0 63
def test t1 t1 small_uns small_uns 2 5 0 Y 32800 0 63
def test t1 t1 medium medium 9 9 0 Y 32768 0 63
def test t1 t1 medium_uns medium_uns 9 8 0 Y 32800 0 63
def test t1 t1 int_col int_col 3 11 0 Y 32768 0 63
def test t1 t1 int_col_uns int_col_uns 3 10 0 Y 32800 0 63
def test t1 t1 big big 8 20 0 Y 32768 0 63
def test t1 t1 big_uns big_uns 8 20 0 Y 32800 0 63
def test t1 t1 decimal_col decimal_col 246 12 0 Y 32768 5 63
def test t1 t1 numeric_col numeric_col 246 11 0 Y 32768 0 63
def test t1 t1 fixed_col fixed_col 246 11 0 Y 32768 0 63
def test t1 t1 dec_col dec_col 246 11 0 Y 32768 0 63
def test t1 t1 decimal_col_uns decimal_col_uns 246 11 0 Y 32800 5 63
def test t1 t1 fcol fcol 4 12 0 Y 32768 31 63
def test t1 t1 fcol_uns fcol_uns 4 12 0 Y 32800 31 63
def test t1 t1 dcol dcol 5 22 0 Y 32768 31 63
def test t1 t1 double_precision_col double_precision_col 5 22 0 Y 32768 31 63
def test t1 t1 dcol_uns dcol_uns 5 22 0 Y 32800 31 63
def test t1 t1 date_col date_col 10 10 0 Y 128 0 63
def test t1 t1 time_col time_col 11 10 0 Y 128 0 63
def test t1 t1 timestamp_col timestamp_col 7 19 0 N 9377 0 63
def test t1 t1 year_col year_col 13 4 0 Y 32864 0 63
def test t1 t1 datetime_col datetime_col 12 19 0 Y 128 0 63
def test t1 t1 char_col char_col 254 5 0 Y 0 0 8
def test t1 t1 varchar_col varchar_col 253 10 0 Y 0 0 8
def test t1 t1 binary_col binary_col 254 10 0 Y 128 0 63
def test t1 t1 varbinary_col varbinary_col 253 10 0 Y 128 0 63
def test t1 t1 tinyblob_col tinyblob_col 252 255 0 Y 144 0 63
def test t1 t1 blob_col blob_col 252 65535 0 Y 144 0 63
def test t1 t1 mediumblob_col mediumblob_col 252 16777215 0 Y 144 0 63
def test t1 t1 longblob_col longblob_col 252 4294967295 0 Y 144 0 63
def test t1 t1 text_col text_col 252 65535 0 Y 16 0 8
def test t1 t1 mediumtext_col mediumtext_col 252 16777215 0 Y 16 0 8
def test t1 t1 longtext_col longtext_col 252 4294967295 0 Y 16 0 8
def test t1 t1 enum_col enum_col 254 1 0 Y 256 0 8
def test t1 t1 set_col set_col 254 5 0 Y 2048 0 8
bool_col boolean_col bit_col tiny tiny_uns small small_uns medium medium_uns int_col int_col_uns big big_uns decimal_col numeric_col fixed_col dec_col decimal_col_uns fcol fcol_uns dcol double_precision_col dcol_uns date_col time_col timestamp_col year_col datetime_col char_col varchar_col binary_col varbinary_col tinyblob_col blob_col mediumblob_col longblob_col text_col mediumtext_col longtext_col enum_col set_col
drop table t1;
select cast('01:01:01' as time), cast('01:01:01' as time(2));
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def cast('01:01:01' as time) 11 10 8 Y 128 0 63
def cast('01:01:01' as time(2)) 11 13 11 Y 128 2 63
cast('01:01:01' as time) cast('01:01:01' as time(2))
01:01:01 01:01:01.00
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