关系型数据库 Postgresql 6.5.2

源代码在线查看: time.sql

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关键词: Postgresql 数据库
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相关代码

				---------------------------------------------------------------------------				--				-- time.sql-				--    test TIME adt				--				--				-- Copyright (c) 1994-5, Regents of the University of California				--				-- $Id: time.sql,v 1.1.1.1 1996/07/09 06:22:30 scrappy Exp $				--				---------------------------------------------------------------------------								create table tt (t time);				insert into tt values ('6:22:19.95');				insert into tt values ('5:31:19.94');				insert into tt values ('2:29:1.996');				insert into tt values ('23:59:59.93');				insert into tt values ('0:0:0.0');				insert into tt values ('2:29:1.996');				select * from tt;				select * from tt order by t;				select * from tt order by t using >;				select * from tt where t = '2:29:1.996';				select * from tt where t  '2:29:1.996';				select * from tt where t < '2:29:1.996';				select * from tt where t 				select * from tt where t > '2:29:1.996';				select * from tt where t >= '2:29:1.996';				create index tt_ind on tt using btree (t time_ops);				drop table tt;							

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