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 3 1 1 N 32897 0 63 def 1.0 246 4 3 N 32897 1 63 def -1 3 2 2 N 32897 0 63 def hello 253 5 5 N 1 39 8 def NULL 6 0 0 Y 32896 0 63 1 1.0 -1 hello NULL 1 1.0 -1 hello NULL SELECT 1 AS c1, 11 AS c2, 111 AS c3, 1111 AS c4, 11111 AS c5, 111111 AS c6, 1111111 AS c7, 11111111 AS c8, 111111111 AS c9, 1111111111 AS c10, 11111111111 AS c11, 111111111111 AS c12, 1111111111111 AS c13, 11111111111111 AS c14, 111111111111111 AS c15, 1111111111111111 AS c16, 11111111111111111 AS c17, 111111111111111111 AS c18, 1111111111111111111 AS c19, 11111111111111111111 AS c20, 111111111111111111111 AS c21; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def c1 3 1 1 N 32897 0 63 def c2 3 2 2 N 32897 0 63 def c3 3 3 3 N 32897 0 63 def c4 3 4 4 N 32897 0 63 def c5 3 5 5 N 32897 0 63 def c6 3 6 6 N 32897 0 63 def c7 3 7 7 N 32897 0 63 def c8 3 8 8 N 32897 0 63 def c9 3 9 9 N 32897 0 63 def c10 8 10 10 N 32897 0 63 def c11 8 11 11 N 32897 0 63 def c12 8 12 12 N 32897 0 63 def c13 8 13 13 N 32897 0 63 def c14 8 14 14 N 32897 0 63 def c15 8 15 15 N 32897 0 63 def c16 8 16 16 N 32897 0 63 def c17 8 17 17 N 32897 0 63 def c18 8 18 18 N 32897 0 63 def c19 8 19 19 N 32897 0 63 def c20 8 20 20 N 32929 0 63 def c21 246 22 21 N 32897 0 63 c1 c2 c3 c4 c5 c6 c7 c8 c9 c10 c11 c12 c13 c14 c15 c16 c17 c18 c19 c20 c21 1 11 111 1111 11111 111111 1111111 11111111 111111111 1111111111 11111111111 111111111111 1111111111111 11111111111111 111111111111111 1111111111111111 11111111111111111 111111111111111111 1111111111111111111 11111111111111111111 111111111111111111111 SELECT -1 AS c1, -11 AS c2, -111 AS c3, -1111 AS c4, -11111 AS c5, -111111 AS c6, -1111111 AS c7, -11111111 AS c8, -111111111 AS c9, -1111111111 AS c10, -11111111111 AS c11, -111111111111 AS c12, -1111111111111 AS c13, -11111111111111 AS c14, -111111111111111 AS c15, -1111111111111111 AS c16, -11111111111111111 AS c17, -111111111111111111 AS c18, -1111111111111111111 AS c19, -11111111111111111111 AS c20, -111111111111111111111 AS c21; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def c1 3 2 2 N 32897 0 63 def c2 3 3 3 N 32897 0 63 def c3 3 4 4 N 32897 0 63 def c4 3 5 5 N 32897 0 63 def c5 3 6 6 N 32897 0 63 def c6 3 7 7 N 32897 0 63 def c7 3 8 8 N 32897 0 63 def c8 3 9 9 N 32897 0 63 def c9 8 10 10 N 32897 0 63 def c10 8 11 11 N 32897 0 63 def c11 8 12 12 N 32897 0 63 def c12 8 13 13 N 32897 0 63 def c13 8 14 14 N 32897 0 63 def c14 8 15 15 N 32897 0 63 def c15 8 16 16 N 32897 0 63 def c16 8 17 17 N 32897 0 63 def c17 8 18 18 N 32897 0 63 def c18 8 19 19 N 32897 0 63 def c19 8 20 20 N 32897 0 63 def c20 246 21 21 N 32897 0 63 def c21 246 22 22 N 32897 0 63 c1 c2 c3 c4 c5 c6 c7 c8 c9 c10 c11 c12 c13 c14 c15 c16 c17 c18 c19 c20 c21 -1 -11 -111 -1111 -11111 -111111 -1111111 -11111111 -111111111 -1111111111 -11111111111 -111111111111 -1111111111111 -11111111111111 -111111111111111 -1111111111111111 -11111111111111111 -111111111111111111 -1111111111111111111 -11111111111111111111 -111111111111111111111 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 NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_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 246 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 3 1 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 3 1 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 NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_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 # # MDEV-12854 Synchronize CREATE..SELECT data type and result set metadata data type for INT functions # SELECT STRCMP('a','b'), OCTET_LENGTH('a'), CHAR_LENGTH('a'), COERCIBILITY('a'), ASCII('a'), ORD('a'), CRC32('a'), UNCOMPRESSED_LENGTH(COMPRESS('a')); Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def STRCMP('a','b') 3 2 2 N 32897 0 63 def OCTET_LENGTH('a') 3 10 1 N 32897 0 63 def CHAR_LENGTH('a') 3 10 1 N 32897 0 63 def COERCIBILITY('a') 3 10 1 N 32897 0 63 def ASCII('a') 3 3 2 N 32897 0 63 def ORD('a') 3 7 2 N 32897 0 63 def CRC32('a') 3 10 10 N 32929 0 63 def UNCOMPRESSED_LENGTH(COMPRESS('a')) 3 10 1 Y 32896 0 63 STRCMP('a','b') OCTET_LENGTH('a') CHAR_LENGTH('a') COERCIBILITY('a') ASCII('a') ORD('a') CRC32('a') UNCOMPRESSED_LENGTH(COMPRESS('a')) -1 1 1 4 97 97 3904355907 1 SELECT INTERVAL(2,1,2,3), REGEXP_INSTR('a','a'), LOCATE('a','a'), FIND_IN_SET('b','a,b,c,d'), FIELD('a','a','b'); Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def INTERVAL(2,1,2,3) 3 2 1 N 32897 0 63 def REGEXP_INSTR('a','a') 3 11 1 N 32897 0 63 def LOCATE('a','a') 3 11 1 N 32897 0 63 def FIND_IN_SET('b','a,b,c,d') 3 3 1 N 32897 0 63 def FIELD('a','a','b') 3 3 1 N 32897 0 63 INTERVAL(2,1,2,3) REGEXP_INSTR('a','a') LOCATE('a','a') FIND_IN_SET('b','a,b,c,d') FIELD('a','a','b') 2 1 1 2 1 SELECT SIGN(1), BIT_COUNT(1); Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def SIGN(1) 3 2 1 N 32897 0 63 def BIT_COUNT(1) 3 2 1 N 32897 0 63 SIGN(1) BIT_COUNT(1) 1 1 SELECT BENCHMARK(0,0), SLEEP(0); Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def BENCHMARK(0,0) 3 1 1 N 32897 0 63 def SLEEP(0) 3 1 1 N 32897 0 63 BENCHMARK(0,0) SLEEP(0) 0 0 SELECT GET_LOCK('metadata',0), IS_FREE_LOCK('metadata'), RELEASE_LOCK('metadata'); Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def GET_LOCK('metadata',0) 3 1 1 Y 32896 0 63 def IS_FREE_LOCK('metadata') 3 1 1 Y 32896 0 63 def RELEASE_LOCK('metadata') 3 1 1 Y 32896 0 63 GET_LOCK('metadata',0) IS_FREE_LOCK('metadata') RELEASE_LOCK('metadata') 1 0 1 SELECT PERIOD_ADD(200801,2), PERIOD_DIFF(200802,200703), TO_DAYS('2007-10-07'), DAYOFMONTH('2007-02-03'), DAYOFWEEK('2007-02-03'), TO_SECONDS('2013-06-13'); Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def PERIOD_ADD(200801,2) 3 6 6 N 32897 0 63 def PERIOD_DIFF(200802,200703) 3 6 2 N 32897 0 63 def TO_DAYS('2007-10-07') 3 6 6 Y 32896 0 63 def DAYOFMONTH('2007-02-03') 3 2 1 Y 32896 0 63 def DAYOFWEEK('2007-02-03') 3 1 1 Y 32896 0 63 def TO_SECONDS('2013-06-13') 8 12 11 Y 32896 0 63 PERIOD_ADD(200801,2) PERIOD_DIFF(200802,200703) TO_DAYS('2007-10-07') DAYOFMONTH('2007-02-03') DAYOFWEEK('2007-02-03') TO_SECONDS('2013-06-13') 200803 11 733321 3 7 63538300800 SELECT YEAR('2001-02-03 04:05:06.000007'), DAY('2001-02-03 04:05:06.000007'), HOUR('2001-02-03 04:05:06.000007'), MINUTE('2001-02-03 04:05:06.000007'), SECOND('2001-02-03 04:05:06.000007'), MICROSECOND('2001-02-03 04:05:06.000007'); Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def YEAR('2001-02-03 04:05:06.000007') 3 4 4 Y 32896 0 63 def DAY('2001-02-03 04:05:06.000007') 3 2 1 Y 32896 0 63 def HOUR('2001-02-03 04:05:06.000007') 3 2 1 Y 32896 0 63 def MINUTE('2001-02-03 04:05:06.000007') 3 2 1 Y 32896 0 63 def SECOND('2001-02-03 04:05:06.000007') 3 2 1 Y 32896 0 63 def MICROSECOND('2001-02-03 04:05:06.000007') 3 6 1 Y 32896 0 63 YEAR('2001-02-03 04:05:06.000007') DAY('2001-02-03 04:05:06.000007') HOUR('2001-02-03 04:05:06.000007') MINUTE('2001-02-03 04:05:06.000007') SECOND('2001-02-03 04:05:06.000007') MICROSECOND('2001-02-03 04:05:06.000007') 2001 3 4 5 6 7 SELECT WEEK('2001-02-03 04:05:06.000007'), QUARTER('2001-02-03 04:05:06.000007'), YEARWEEK('2001-02-03 04:05:06.000007'); Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def WEEK('2001-02-03 04:05:06.000007') 3 2 1 Y 32896 0 63 def QUARTER('2001-02-03 04:05:06.000007') 3 1 1 Y 32896 0 63 def YEARWEEK('2001-02-03 04:05:06.000007') 3 6 6 Y 32896 0 63 WEEK('2001-02-03 04:05:06.000007') QUARTER('2001-02-03 04:05:06.000007') YEARWEEK('2001-02-03 04:05:06.000007') 4 1 200104 SELECT BIT_LENGTH(10); Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def BIT_LENGTH(10) 8 11 2 N 32897 0 63 BIT_LENGTH(10) 16 SELECT 1|2, 1&2, 1<<2, 1>>2, ~0, 1^2; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def 1|2 8 21 1 N 32929 0 63 def 1&2 8 21 1 N 32929 0 63 def 1<<2 8 21 1 N 32929 0 63 def 1>>2 8 21 1 N 32929 0 63 def ~0 8 21 20 N 32929 0 63 def 1^2 8 21 1 N 32929 0 63 1|2 1&2 1<<2 1>>2 ~0 1^2 3 0 4 0 18446744073709551615 3 SELECT LAST_INSERT_ID(); Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def LAST_INSERT_ID() 8 21 1 N 32929 0 63 LAST_INSERT_ID() 0 SELECT ROW_COUNT(), FOUND_ROWS(); Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def ROW_COUNT() 8 21 2 N 32897 0 63 def FOUND_ROWS() 8 21 1 N 32897 0 63 ROW_COUNT() FOUND_ROWS() -1 1 SELECT TIMESTAMPDIFF(MONTH,'2003-02-01','2003-05-01'); Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def TIMESTAMPDIFF(MONTH,'2003-02-01','2003-05-01') 8 21 1 Y 32896 0 63 TIMESTAMPDIFF(MONTH,'2003-02-01','2003-05-01') 3 # # MDEV-12856 Wrong result set metadata for DIV # SELECT 2 DIV 1 AS d0l, 222222222 DIV 1 AS d09, 2222222222 DIV 1 AS d10; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def d0l 3 1 1 Y 32896 0 63 def d09 3 9 9 Y 32896 0 63 def d10 8 10 10 Y 32896 0 63 d0l d09 d10 2 222222222 2222222222 # # MDEV-12862 Data type of @a:=1e0 depends on the session character set # SET NAMES utf8; CREATE TABLE t1 AS SELECT @:=1e0; SELECT * FROM t1; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def test t1 t1 @:=1e0 @:=1e0 5 3 1 N 36865 31 63 @:=1e0 1 DROP TABLE t1; SET NAMES latin1; CREATE TABLE t1 AS SELECT @:=1e0; SELECT * FROM t1; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def test t1 t1 @:=1e0 @:=1e0 5 3 1 N 36865 31 63 @:=1e0 1 DROP TABLE t1; # # MDEV-12869 Wrong metadata for integer additive and multiplicative operators # SELECT 1+1, 11+1, 111+1, 1111+1, 11111+1, 111111+1, 1111111+1, 11111111+1, 111111111+1 LIMIT 0; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def 1+1 3 3 0 N 32897 0 63 def 11+1 3 4 0 N 32897 0 63 def 111+1 3 5 0 N 32897 0 63 def 1111+1 3 6 0 N 32897 0 63 def 11111+1 3 7 0 N 32897 0 63 def 111111+1 3 8 0 N 32897 0 63 def 1111111+1 3 9 0 N 32897 0 63 def 11111111+1 8 10 0 N 32897 0 63 def 111111111+1 8 11 0 N 32897 0 63 1+1 11+1 111+1 1111+1 11111+1 111111+1 1111111+1 11111111+1 111111111+1 SELECT 1-1, 11-1, 111-1, 1111-1, 11111-1, 111111-1, 1111111-1, 11111111-1, 111111111-1 LIMIT 0; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def 1-1 3 3 0 N 32897 0 63 def 11-1 3 4 0 N 32897 0 63 def 111-1 3 5 0 N 32897 0 63 def 1111-1 3 6 0 N 32897 0 63 def 11111-1 3 7 0 N 32897 0 63 def 111111-1 3 8 0 N 32897 0 63 def 1111111-1 3 9 0 N 32897 0 63 def 11111111-1 8 10 0 N 32897 0 63 def 111111111-1 8 11 0 N 32897 0 63 1-1 11-1 111-1 1111-1 11111-1 111111-1 1111111-1 11111111-1 111111111-1 SELECT 1*1, 11*1, 111*1, 1111*1, 11111*1, 111111*1, 1111111*1, 11111111*1, 111111111*1 LIMIT 0; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def 1*1 3 3 0 N 32897 0 63 def 11*1 3 4 0 N 32897 0 63 def 111*1 3 5 0 N 32897 0 63 def 1111*1 3 6 0 N 32897 0 63 def 11111*1 3 7 0 N 32897 0 63 def 111111*1 3 8 0 N 32897 0 63 def 1111111*1 3 9 0 N 32897 0 63 def 11111111*1 8 10 0 N 32897 0 63 def 111111111*1 8 11 0 N 32897 0 63 1*1 11*1 111*1 1111*1 11111*1 111111*1 1111111*1 11111111*1 111111111*1 SELECT 1 MOD 1, 11 MOD 1, 111 MOD 1, 1111 MOD 1, 11111 MOD 1, 111111 MOD 1, 1111111 MOD 1, 11111111 MOD 1, 111111111 MOD 1, 1111111111 MOD 1, 11111111111 MOD 1 LIMIT 0; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def 1 MOD 1 3 1 0 Y 32896 0 63 def 11 MOD 1 3 2 0 Y 32896 0 63 def 111 MOD 1 3 3 0 Y 32896 0 63 def 1111 MOD 1 3 4 0 Y 32896 0 63 def 11111 MOD 1 3 5 0 Y 32896 0 63 def 111111 MOD 1 3 6 0 Y 32896 0 63 def 1111111 MOD 1 3 7 0 Y 32896 0 63 def 11111111 MOD 1 3 8 0 Y 32896 0 63 def 111111111 MOD 1 3 9 0 Y 32896 0 63 def 1111111111 MOD 1 8 10 0 Y 32896 0 63 def 11111111111 MOD 1 8 11 0 Y 32896 0 63 1 MOD 1 11 MOD 1 111 MOD 1 1111 MOD 1 11111 MOD 1 111111 MOD 1 1111111 MOD 1 11111111 MOD 1 111111111 MOD 1 1111111111 MOD 1 11111111111 MOD 1 SELECT -(1), -(11), -(111), -(1111), -(11111), -(111111), -(1111111), -(11111111), -(111111111) LIMIT 0; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def -(1) 3 2 0 N 32897 0 63 def -(11) 3 3 0 N 32897 0 63 def -(111) 3 4 0 N 32897 0 63 def -(1111) 3 5 0 N 32897 0 63 def -(11111) 3 6 0 N 32897 0 63 def -(111111) 3 7 0 N 32897 0 63 def -(1111111) 3 8 0 N 32897 0 63 def -(11111111) 3 9 0 N 32897 0 63 def -(111111111) 8 10 0 N 32897 0 63 -(1) -(11) -(111) -(1111) -(11111) -(111111) -(1111111) -(11111111) -(111111111) SELECT ABS(1), ABS(11), ABS(111), ABS(1111), ABS(11111), ABS(111111), ABS(1111111), ABS(11111111), ABS(111111111), ABS(1111111111) LIMIT 0; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def ABS(1) 3 1 0 N 32897 0 63 def ABS(11) 3 2 0 N 32897 0 63 def ABS(111) 3 3 0 N 32897 0 63 def ABS(1111) 3 4 0 N 32897 0 63 def ABS(11111) 3 5 0 N 32897 0 63 def ABS(111111) 3 6 0 N 32897 0 63 def ABS(1111111) 3 7 0 N 32897 0 63 def ABS(11111111) 3 8 0 N 32897 0 63 def ABS(111111111) 3 9 0 N 32897 0 63 def ABS(1111111111) 8 10 0 N 32897 0 63 ABS(1) ABS(11) ABS(111) ABS(1111) ABS(11111) ABS(111111) ABS(1111111) ABS(11111111) ABS(111111111) ABS(1111111111) SELECT CEILING(1), CEILING(11), CEILING(111), CEILING(1111), CEILING(11111), CEILING(111111), CEILING(1111111), CEILING(11111111), CEILING(111111111), CEILING(1111111111) LIMIT 0; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def CEILING(1) 3 3 0 N 32897 0 63 def CEILING(11) 3 4 0 N 32897 0 63 def CEILING(111) 3 5 0 N 32897 0 63 def CEILING(1111) 3 6 0 N 32897 0 63 def CEILING(11111) 3 7 0 N 32897 0 63 def CEILING(111111) 3 8 0 N 32897 0 63 def CEILING(1111111) 3 9 0 N 32897 0 63 def CEILING(11111111) 8 10 0 N 32897 0 63 def CEILING(111111111) 8 11 0 N 32897 0 63 def CEILING(1111111111) 8 12 0 N 32897 0 63 CEILING(1) CEILING(11) CEILING(111) CEILING(1111) CEILING(11111) CEILING(111111) CEILING(1111111) CEILING(11111111) CEILING(111111111) CEILING(1111111111) SELECT FLOOR(1), FLOOR(11), FLOOR(111), FLOOR(1111), FLOOR(11111), FLOOR(111111), FLOOR(1111111), FLOOR(11111111), FLOOR(111111111), FLOOR(1111111111) LIMIT 0; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def FLOOR(1) 3 3 0 N 32897 0 63 def FLOOR(11) 3 4 0 N 32897 0 63 def FLOOR(111) 3 5 0 N 32897 0 63 def FLOOR(1111) 3 6 0 N 32897 0 63 def FLOOR(11111) 3 7 0 N 32897 0 63 def FLOOR(111111) 3 8 0 N 32897 0 63 def FLOOR(1111111) 3 9 0 N 32897 0 63 def FLOOR(11111111) 8 10 0 N 32897 0 63 def FLOOR(111111111) 8 11 0 N 32897 0 63 def FLOOR(1111111111) 8 12 0 N 32897 0 63 FLOOR(1) FLOOR(11) FLOOR(111) FLOOR(1111) FLOOR(11111) FLOOR(111111) FLOOR(1111111) FLOOR(11111111) FLOOR(111111111) FLOOR(1111111111) SELECT ROUND(1), ROUND(11), ROUND(111), ROUND(1111), ROUND(11111), ROUND(111111), ROUND(1111111), ROUND(11111111), ROUND(111111111), ROUND(1111111111) LIMIT 0; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def ROUND(1) 3 1 0 N 32897 0 63 def ROUND(11) 3 2 0 N 32897 0 63 def ROUND(111) 3 3 0 N 32897 0 63 def ROUND(1111) 3 4 0 N 32897 0 63 def ROUND(11111) 3 5 0 N 32897 0 63 def ROUND(111111) 3 6 0 N 32897 0 63 def ROUND(1111111) 3 7 0 N 32897 0 63 def ROUND(11111111) 3 8 0 N 32897 0 63 def ROUND(111111111) 3 9 0 N 32897 0 63 def ROUND(1111111111) 8 10 0 N 32897 0 63 ROUND(1) ROUND(11) ROUND(111) ROUND(1111) ROUND(11111) ROUND(111111) ROUND(1111111) ROUND(11111111) ROUND(111111111) ROUND(1111111111) # # MDEV-12546 Wrong metadata or data type for string user variables # SET @a='test'; SELECT @a; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def @a 251 16777215 4 Y 0 39 8 @a test CREATE TABLE t1 AS SELECT @a; SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `@a` longtext DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 DROP TABLE t1; SELECT @b1:=10, @b2:=@b2:=111111111111; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def @b1:=10 3 2 2 N 32897 0 63 def @b2:=@b2:=111111111111 8 12 12 N 32897 0 63 @b1:=10 @b2:=@b2:=111111111111 10 111111111111 CREATE TABLE t1 AS SELECT @b1:=10, @b2:=111111111111; SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `@b1:=10` int(2) NOT NULL, `@b2:=111111111111` bigint(12) NOT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 DROP TABLE t1;