1998-04-29 14:26:22 +02:00
|
|
|
|
drop table ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>;
|
|
|
|
|
|
create table ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> (<EFBFBD><EFBFBD><EFBFBD><EFBFBD> text, <EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD> varchar, <EFBFBD><EFBFBD><EFBFBD><EFBFBD>1A<EFBFBD><EFBFBD><EFBFBD><EFBFBD> char(16));
|
|
|
|
|
|
create index ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>index1 on ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> using btree (<EFBFBD><EFBFBD><EFBFBD><EFBFBD>);
|
|
|
|
|
|
create index ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>index2 on ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> using hash (<EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD>);
|
|
|
|
|
|
insert into ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> values('<EFBFBD><EFBFBD>ǻ<EFBFBD>͵<EFBFBD><EFBFBD><EFBFBD><EFBFBD>÷<EFBFBD><EFBFBD><EFBFBD>', 'ѦA01߾');
|
|
|
|
|
|
insert into ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> values('<EFBFBD><EFBFBD>ǻ<EFBFBD>ͱ<EFBFBD><EFBFBD>Ƚ<EFBFBD>', '<EFBFBD><EFBFBD>B10<EFBFBD><EFBFBD>');
|
|
|
|
|
|
insert into ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> values('<EFBFBD><EFBFBD>ǻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>α<EFBFBD><EFBFBD><EFBFBD>', '<EFBFBD><EFBFBD>Z01<EFBFBD><EFBFBD>');
|
|
|
|
|
|
vacuum ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>;
|
|
|
|
|
|
select * from ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>;
|
|
|
|
|
|
select * from ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> where <EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD> = '<EFBFBD><EFBFBD>Z01<EFBFBD><EFBFBD>';
|
|
|
|
|
|
select * from ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> where <EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD> ~* '<EFBFBD><EFBFBD>z01<EFBFBD><EFBFBD>';
|
|
|
|
|
|
select * from ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> where <EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD> like '_Z01_';
|
|
|
|
|
|
select * from ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> where <EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD> like '_Z%';
|
|
|
|
|
|
select * from ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> where <EFBFBD><EFBFBD><EFBFBD><EFBFBD> ~ '<EFBFBD><EFBFBD>ǻ<EFBFBD><EFBFBD>[<5B><><EFBFBD><EFBFBD>]';
|
|
|
|
|
|
select * from ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> where <EFBFBD><EFBFBD><EFBFBD><EFBFBD> ~* '<EFBFBD><EFBFBD>ǻ<EFBFBD><EFBFBD>[<5B><><EFBFBD><EFBFBD>]';
|
1998-06-16 09:29:54 +02:00
|
|
|
|
select *,character_length(<EFBFBD><EFBFBD><EFBFBD><EFBFBD>) from ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>;
|
|
|
|
|
|
select *,octet_length(<EFBFBD><EFBFBD><EFBFBD><EFBFBD>) from ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>;
|
|
|
|
|
|
select *,position('<EFBFBD><EFBFBD>' in <EFBFBD><EFBFBD><EFBFBD><EFBFBD>) from ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>;
|
|
|
|
|
|
select *,substring(<EFBFBD><EFBFBD><EFBFBD><EFBFBD> from 3 for 4) from ͪߩѦ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>;
|
