获取游标MongoCursor * 3.... mongoCursor = findIterable.iterator(); while(mongoCursor.hasNext()){... mongoCursor = findIterable.iterator(); while(mongoCursor.hasNext()){... mongoCursor = findIterable.iterator(); while(mongoCursor.hasNext()){...System.out.println(mongoCursor.next()); } }catch(Exception e){
com.mongodb.client.FindIterable; import com.mongodb.client.MongoCollection; import com.mongodb.client.MongoCursor...获取游标MongoCursor * 3....通过游标遍历检索出的文档集合 * */ FindIterable findIterable = collection.find(); MongoCursor... mongoCursor = findIterable.iterator(); while(mongoCursor.hasNext()){...System.out.println(mongoCursor.next()); } }catch(Exception e){ System.err.println
Document> coll) { return (int) coll.count(); } /** * 条件查询 */ public static MongoCursor...{ return coll.find(filter).iterator(); } /** * 分页查询 */ public static MongoCursor...System.out.println(sd.toJson()); // coll.insertOne(sd); // } // MongoCursor...(Projections.fields(Projections.elemMatch("affInfo"),Projections.excludeId())).iterator(); // MongoCursor...doc.put("interests", interests); // coll.insertOne(doc); // } // /* MongoCursor
获取游标MongoCursor * 3.... mongoCursor = findIterable.iterator(); while (mongoCursor.hasNext()) {...System.out.println(mongoCursor.next()); } System.out.println("检索所有文档成功"); //...(mongoCursor.next()); } System.out.println("更新文档成功"); //删除符合条件的第一个文档...(mongoCursor.next()); } System.out.println("删除文档成功"); } catch (Exception
获取游标MongoCursor * 3.... mongoCursor = findIterable.iterator(); while(mongoCursor.hasNext()){ ...System.out.println(mongoCursor.next()); } //更新文档 将文档中likes=100的文档修改为likes=200 ... mongoCursor1 = findIterable1.iterator(); while(mongoCursor1.hasNext()){ ...System.out.println(mongoCursor1.next()); } //删除 //删除符合条件的第一个文档 //
import com.mongodb.WriteConcern; import com.mongodb.client.MongoCollection; import com.mongodb.client.MongoCursor...MongoCollection coll) { int count = (int) coll.count(); return count; } /* 条件查询 / public MongoCursor...MongoCollection coll, Bson filter) { return coll.find(filter).iterator(); } /* 分页查询 / public MongoCursor.../ Document doc = MongoDBUtil2.instance.findById(coll, id); // System.out.println(doc); // 查询多个 // MongoCursor...Document) cursor1.next(); // System.out.println(_doc.toString()); // } // cursor1.close(); // 查询多个 // MongoCursor
;(-1倒序，1正序) //跳过部分记录 $cursor- skip(100);跳过100行 //只显示部分记录 $cursor- limit(100);只显示100行 返回一个游标记录对象MongoCursor...针对游标对象MongoCursor的操作(MongoCursor类) $cursor = $coll- find($query,$fields); while($cursor- hasNext()){
com.mongodb.client.FindIterable; import com.mongodb.client.MongoCollection; import com.mongodb.client.MongoCursor...Filters.eq("name", params)); FindIterable list = collection.find(filter); MongoCursor
} 查询数据 public void select(){ FindIterable findIterable = collection.find(); MongoCursor... AggregateIterable aggregateIterable = collection.aggregate(aggregateList); MongoCursor
com.mongodb.client.result.UpdateResult; import com.mongodb.client.MongoCollection; import com.mongodb.client.MongoCursor...MongoCollectioncollection) { // 根据关键字查询文档 Document query = new Document(key, value); MongoCursor...com.mongodb.client.FindIterable; import com.mongodb.client.MongoCollection; import com.mongodb.client.MongoCursor
mongoDatabase.getCollection("table_01"); //查找集合中的所有文档 FindIterable findIterable = collection.find(); MongoCursor...name", "张三"); //指定查询过滤器查询 FindIterable findIterable = collection.find(filter); MongoCursor
/**条件查询*/public MongoCursor find(MongoCollection coll, Bson filter) { if(null!...personList = new ArrayList();// 查询所有//Bson filter = Filters.eq("name", "ryan1");Bson filter = null;MongoCursor
com.mongodb.client.FindIterable; import com.mongodb.client.MongoCollection; import com.mongodb.client.MongoCursor...((pageBean.getPageIndex() - 1) * pageBean.getPageRowNum()).limit(pageBean.getPageRowNum()); MongoCursor
查 可以直接查询所有文档： FindIterable documents = c.find(); MongoCursor iterator = documents.iterator...iterator.next()); } 也可以按照条件查询： FindIterable documents = c.find(Filters.eq("author", "罗贯中")); MongoCursor
com.mongodb.client.MongoDatabase; import com.mongodb.client.MongoCollection; import com.mongodb.client.MongoCursor...String value,MongoCollectioncollection) { // 查询文档 Document query = new Document(key, value); MongoCursor
).regex(pattern)); List students = mongoTemplate.find(query, Student.class); 2、使用游标MongoCursor...MongoCursor iterator = mongoTemplate.getCollection(equipment.getEquipmentCode()).find(query.getQueryObject...()).noCursorTimeout(true).batchSize(BATCH_SIZE).iterator(); MongoWits58 lastEntity = null; MongoCursor
有descending 和ascending MongoCursor cursor = collection.find(query).sort(Sorts.orderBy
import com.mongodb.MongoClientURI; import com.mongodb.client.MongoCollection; import com.mongodb.client.MongoCursor...db = client.getDatabase("mldn"); MongoCollection col = db.getCollection("stucol"); MongoCursor...db = client.getDatabase("mldn"); MongoCollection col = db.getCollection("stucol"); MongoCursor...new BasicDBObject(); cond.put("sid", new BasicDBObject("$gt",5).append("$lt", 10)); MongoCursor...sum",1)).append("avg",new BasicDBObject("$avg","$salary"))); all.add(cond); // 保存条件 MongoCursor
php MongoCursor::$timeout = -1; ?
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