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                ## 聚合查詢 [TOC] ### count查詢 ~~~ /** * 統計 * @return [type] [description] */ public function count($field = '*') Db::table('user')->where('gid', 1)->count(); ~~~ ### sum求和 ~~~ /** * 求和 * @return [type] [description] */ public function sum($field) Db::table('user')->where('gid', 1)->sum('long_time'); ~~~ ### avg平均 ~~~ /** * 平均 * @return [type] [description] */ public function avg($field) Db::table('user')->where('gid', 1)->avg('long_time'); ~~~ ### min最小 ~~~ /** * 最小 * @return [type] [description] */ public function min($field) Db::table('user')->where('gid', 1)->min('long_time'); ~~~ ### max 最大 ~~~ /** * 最大 * @return [type] [description] */ public function max($field) Db::table('user')->where('gid', 1)->max('long_time'); ~~~
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