postgersql 多表联合查询
select zph_chrq.qyid,zph_chrq.lxdh as phone,qy.qymc from zph_chrq INNER join qy on zph_chrq.qyid =qy.id where 1=1
select zph_chrq.qyid,zph_chrq.lxdh as phone,qy.qymc from zph_chrq INNER join qy on zph_chrq.qyid =qy.id where 1=1
select distinct(TO_CHAR(rq, 'YYYY-MM-DD')) from fz_rl order by...
1、检查系统本地化设置locale如果发现 LANG 或 LC_ALL 不是中文,如 zh_CN.UTF-8,需要设置正确的本地化。2、设置系统本地化为中文编辑 /etc/default/locale...
CREATE SEQUENCE rw_fl_id_seq START 1;重新生成序列:如果是自动递增字段,可能需要重置序列,特别是在删除记录之后。例如,执行以...
EXEC sys.sp_addextendedproperty @name=N'MS_Description',@level1type=N'TABLE...
SELECT A.attnum AS "序号",C.relname AS "表名",CAST (ob...
delete from article_author;dbcc checkident('article_author',reseed,0)...