下面是一个包含初始查询的mySQL查询,后跟一些附加条件。mysql_query("SELECT * FROM electors WHERE telephone > 0 AND last_known_voting_intention = 'P' OR last_known_voting_intention= 'A'");
我想从另一个页面传递附加条件,并将其包含在PHP变量中。查
我想在几个不同数据类型的变量上查询数据库。我的查询如下所示: SUM( CASE WHEN var3 ='2008' AND var4='A1_U18' THEN var5 ELSE 02015' AND var4 = 'A0_RISE' THEN var5 ELSE 0 END AS 'A0_RISE'GROUP BY var1
实际上,我不需要对