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查询操作
7 s- \0 C! h$ U3 V" k9 x7 ~/ ?- $filter["season_id"] = 106;/ p( N) N% X6 I {) B& R6 S1 i
- //$filter["array.8"] = 'cml123';) y' i; ?+ C( I
! d7 k4 m3 j9 c" V- $filter = ["matches.events_id"=>1];0 }: l4 N; a+ D' G7 s9 h6 D- m5 g, `
0 A+ v# X" [# |9 g! g" c$ o- $filter = ["matches.events_id"=>['$in'=>[2,3,4,5,7]]];6 @ u# h# k H: }2 t9 j$ x4 A
- $filter = ["matches.events_id"=>['$lt'=>'8'];- z0 B1 }' `# u" f" c6 ^0 s/ r
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- 以上条件说明 http://bbs.cncml.com/forum.php?m ... &extra=page%3D1
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, g# y# l5 }- S9 m, b2 r- $options = [
5 N v1 M3 l* ?1 w( j - 'projection' => ['_id' => 0,"s_lastid" => 1],
( c. b* `( C* W0 l) X* @ - 'limit' => 1, //显示条数% `+ q% q" l; Q9 X7 L3 K
- 'skip' => 1 //跳过几条3 {+ S& P% a7 T* N' t
- ];
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- $querys = new MongoDB\Driver\Query($filter,$options);7 W6 d5 L& p8 u+ O, _
- $cursors = $manager->executeQuery('football.football_Competition_season_matches', $querys);
8 N* `6 {: H2 m) E4 R$ d% w; r - $schedule= mg_querys($cursors);0 ?: I0 h7 ~1 H% |
- print_r($schedule);4 @+ G- s1 C, O$ t; Z/ Y4 k; ~
复制代码 : {: l4 d6 I5 }- S! L. ~
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: W2 T, m' M @( p& J------------------------------------------------------------------------------------- 一、更新前通过控制台查看数据,查看命令如下 db.sites.find().pretty() 二、通过php实现数据更新,代码如下 <?php // 1.创建数据库连接对象 $manager = new MongoDB\Driver\Manager("mongodb://localhost:27017");
+ c! ~& e' [' I# t' P* z// 2.创建数据更新对象 $bulk = new MongoDB\Driver\BulkWrite; // 说明:更新index=2的数据,把原来的url更新为现在的内容,multi:只更新匹配到的第一条数据 $bulk->update( ['index' => 2], ['$set' => ['url' => 'https://www.java.com']], ['multi' => false, 'upsert' => false] );
& w4 r+ ~" p4 o# \5 X0 c// 3.创建更新操作级别对象 // 说明:MongoDB\Driver\WriteConcern::MAJORITY :抛出网络错误异常、服务器错误异常;并等待一个主服务器完成写操作 // 1000:等待超时时间 $writeConcern = new MongoDB\Driver\WriteConcern(MongoDB\Driver\WriteConcern::MAJORITY, 1000);
* N& S+ y0 H* k' x9 I- r// 4.执行写命令 // 说明:test.sites是test库下的sites集合 // $bulk:更新对象 // $writeConcern:写操作保证级别 $result = $manager->executeBulkWrite('test.sites', $bulk, $writeConcern);
- H0 P; L% e5 [// 5.输出更新后的结果 var_dump($result); 代码截图如下: 运行结果截图如下: 三、通过控制台查看更新后的数据,查看命令如下 db.sites.find().pretty() 9 c7 e0 Z- W! A P0 i' o3 P8 {
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