DROP TABLE IF EXISTS t1; CREATE TABLE t1 ( auto int(5) unsigned NOT NULL auto_increment, string char(10) default "hello", vstring varchar(10) default "hello", bin binary(2), vbin varbinary(7), tiny tinyint(4) DEFAULT '0' NOT NULL , short smallint(6) DEFAULT '1' NOT NULL , medium mediumint(8) DEFAULT '0' NOT NULL, long_int int(11) DEFAULT '0' NOT NULL, longlong bigint(13) DEFAULT '0' NOT NULL, real_float float(13,1) DEFAULT 0.0 NOT NULL, real_double double(16,4), real_decimal decimal(16,4), utiny tinyint(3) unsigned DEFAULT '0' NOT NULL, ushort smallint(5) unsigned zerofill DEFAULT '00000' NOT NULL, umedium mediumint(8) unsigned DEFAULT '0' NOT NULL, ulong int(11) unsigned DEFAULT '0' NOT NULL, ulonglong bigint(13) unsigned DEFAULT '0' NOT NULL, bits bit(3), options enum('one','two','tree') not null, flags set('one','two','tree') not null, date_field date, year_field year, time_field time, date_time datetime, time_stamp timestamp not null default CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP, PRIMARY KEY (auto), KEY (utiny), KEY (tiny), KEY (short), KEY any_name (medium), KEY (longlong), KEY (real_float), KEY (ushort), KEY (umedium), KEY (ulong), KEY (ulonglong,ulong), KEY (options,flags) ); set @now = now(); insert into t1 (string,vstring,bin,vbin,tiny,short,medium,long_int,longlong, real_float,real_double, real_decimal,utiny, ushort, umedium,ulong,ulonglong, bits,options,flags,date_field,year_field,time_field,date_time) values ("aaaa","aaaa",0xAAAA,0xAAAA,-1,-1,-1,-1,-1,1.1,1.1,1.1,1,1,1,1,1, b'001','one','one', '1901-01-01','1901','01:01:01','1901-01-01 01:01:01'); select auto,string,vstring,bin,vbin,tiny,short,medium,long_int,longlong, real_float,real_double,real_decimal,utiny,ushort,umedium,ulong,ulonglong, bits,options,flags,date_field,year_field,time_field,date_time from t1; auto string vstring bin vbin tiny short medium long_int longlong real_float real_double real_decimal utiny ushort umedium ulong ulonglong bits options flags date_field year_field time_field date_time 1 aaaa aaaa ªª ªª -1 -1 -1 -1 -1 1.1 1.1000 1.1000 1 00001 1 1 1  one one 1901-01-01 1901 01:01:01 1901-01-01 01:01:01 select time_stamp>@now from t1; time_stamp>@now 1 set @now = now(); update t1 set string="bbbb",vstring="bbbb",bin=0xBBBB,vbin=0xBBBB, tiny=-2,short=-2,medium=-2,long_int=-2,longlong=-2,real_float=2.2, real_double=2.2,real_decimal=2.2,utiny=2,ushort=2,umedium=2,ulong=2, ulonglong=2, bits=b'010', options='one',flags='one', date_field='1902-02-02',year_field='1902', time_field='02:02:02',date_time='1902-02-02 02:02:02' where auto=1; select auto,string,vstring,bin,vbin,tiny,short,medium,long_int,longlong, real_float,real_double,real_decimal,utiny,ushort,umedium,ulong,ulonglong, bits,options,flags,date_field,year_field,time_field,date_time from t1; auto string vstring bin vbin tiny short medium long_int longlong real_float real_double real_decimal utiny ushort umedium ulong ulonglong bits options flags date_field year_field time_field date_time 1 bbbb bbbb »» »» -2 -2 -2 -2 -2 2.2 2.2000 2.2000 2 00002 2 2 2  one one 1902-02-02 1902 02:02:02 1902-02-02 02:02:02 select time_stamp>@now from t1; time_stamp>@now 1 drop table t1; End of 4.1 tests