亚洲av成人无遮挡网站在线观看,少妇性bbb搡bbb爽爽爽,亚洲av日韩精品久久久久久,兔费看少妇性l交大片免费,无码少妇一区二区三区

Chinaunix

標(biāo)題: mongodb-driver-c [打印本頁]

作者: snriyt 時間: 2011-12-22 08:53
標(biāo)題: mongodb-driver-c
<div id="codeText" class="codeText"><ol style="margin: 0pt 1px 0pt 0pt; padding: 5px 0pt;" start="1" class="dp-css"><li>sql:</li><li>   select age from user where name = "tim";</li><li>mongodb: </li><li>   db.user.find({name:"tim"},{age:1,_id:0});</li><li>mongodb的c api:</li><li>  bson query</li><li>  bson_init(&query)</li><li>  bson_append_string(&query, "name", "tim");</li><li>  bson_finish(&query)</li></ol>    bson field;     bson_init(&field);     bson_append_int(&field, "age", 1);     bson_append_int(&field, "_id", 0);     bson_finish(&field); <ol style="margin:0 1px 0 0;padding:5px 0;" start="1" class="dp-css"><li>  mongo_find(conn, ns, &query, &field, 0, 0, 0); </li></ol></div>

歡迎光臨 Chinaunix (http://www.72891.cn/)