mongodb 对内嵌文档(数组) group分页查询,并设置查询条件
文档示例Account的其中一条记录:
// collection: Account
{
"_id" : ObjectId("5843e38e535f3708f759b25b"),
"memberId" : ObjectId("5843e38e535f3708f759b25a"),
"accountType" : "MEMBER",
"money" : NumberLong("10355"),
"lockMoney" : NumberLong("0"),
"periodMoney" : NumberLong("255"),
"payableMoney" : NumberLong("0"),
"incomeMoney" : NumberLong("10355"),
"cost" : NumberLong("1500"),
"costForMonth" : NumberLong("1500"),
"version" : NumberLong("31"),
"periodStartTime" : NumberLong("1480867200000"),
"periodEndTime" : NumberLong("1480953599000"),
"accountRecords" : [
{
"ID" : ObjectId("5843e3e4535f3709061c2141"),
"serial" : ObjectId("5843e3d1535f370902e8dc99"),
"title" : "测试:年跹858啥地方记录卡时间是东风科技为额外认为二位水电费是打发是否是的发生大发上课IE2",
"opertionType" : "PAIDITEMBYNETBANK",
"statementsMessageId" : ObjectId("5843e3e4535f3709061c213f"),
"orderTime" : NumberLong("1480844241849"),
"Money" : NumberLong("800"),
"beforeMoney" : NumberLong("1825"),
"afterMoney" : NumberLong("1825"),
"accountId" : ObjectId("5843e38e535f3708f759b25b"),
"memberId" : ObjectId("5843e38e535f3708f759b25a")
},
{
"ID" : ObjectId("5843e736535f37092a236725"),
"serial" : ObjectId("5843e6a9535f370927198973"),
"title" : "测试:阳颞愆221啥地方记录卡时间是东风科技为额外认为二位水电费是打发是否是的发生大发上课IE2",
"opertionType" : "PAIDITEMBYNETBANK",
"statementsMessageId" : ObjectId("5843e736535f37092a236723"),
"orderTime" : NumberLong("1480844969902"),
"Money" : NumberLong("300"),
"beforeMoney" : NumberLong("4480"),
"afterMoney" : NumberLong("4480"),
"accountId" : ObjectId("5843e38e535f3708f759b25b"),
"memberId" : ObjectId("5843e38e535f3708f759b25a")
},
{
"ID" : ObjectId("5843e952535f3709393318c3"),
"serial" : ObjectId("5843e78a535f3709321bce9d"),
"title" : "测试:申铑乔888啥地方记录卡时间是东风科技为额外认为二位水电费是打发是否是的发生大发上课IE2",
"opertionType" : "PAIDITEMBYNETBANK",
"statementsMessageId" : ObjectId("5843e952535f3709393318c1"),
"orderTime" : NumberLong("1480845194664"),
"Money" : NumberLong("400"),
"beforeMoney" : NumberLong("7565"),
"afterMoney" : NumberLong("7565"),
"accountId" : ObjectId("5843e38e535f3708f759b25b"),
"memberId" : ObjectId("5843e38e535f3708f759b25a")
},
{
"ID" : ObjectId("5843ee2a535f370a49c827d2"),
"serial" : ObjectId("5843ee0d535f370a469c2dde"),
"title" : "测试:燕抒奎85啥地方记录卡时间是东风科技为额外认为二位水电费是打发是否是的发生大发上课IE2",
"opertionType" : "SELL",
"statementsMessageId" : ObjectId("5843ee2a535f370a49c827cd"),
"orderTime" : NumberLong("1480846861000"),
"Money" : NumberLong("255"),
"beforeMoney" : NumberLong("8040"),
"afterMoney" : NumberLong("8295"),
"accountId" : ObjectId("5843e38e535f3708f759b25b"),
"memberId" : ObjectId("5843e38e535f3708f759b25a")
},
{
"ID" : ObjectId("5843ee2c535f370a49c82880"),
"serial" : ObjectId("5843ee0c535f370a469c2d66"),
"title" : "测试:简鼓禚127啥地方记录卡时间是东风科技为额外认为二位水电费是打发是否是的发生大发上课IE2",
"opertionType" : "SELL",
"statementsMessageId" : ObjectId("5843ee2c535f370a49c8287b"),
"orderTime" : NumberLong("1480846860000"),
"Money" : NumberLong("475"),
"beforeMoney" : NumberLong("8295"),
"afterMoney" : NumberLong("8770"),
"accountId" : ObjectId("5843e38e535f3708f759b25b"),
"memberId" : ObjectId("5843e38e535f3708f759b25a")
},
{
"ID" : ObjectId("5843ee2c535f370a49c828b2"),
"serial" : ObjectId("5843ee0c535f370a469c2d48"),
"title" : "测试:厍假913啥地方记录卡时间是东风科技为额外认为二位水电费是打发是否是的发生大发上课IE2",
"opertionType" : "SELL",
"statementsMessageId" : ObjectId("5843ee2c535f370a49c828ad"),
"orderTime" : NumberLong("1480846860000"),
"Money" : NumberLong("570"),
"beforeMoney" : NumberLong("8770"),
"afterMoney" : NumberLong("9340"),
"accountId" : ObjectId("5843e38e535f3708f759b25b"),
"memberId" : ObjectId("5843e38e535f3708f759b25a")
},
{
"ID" : ObjectId("5843ee2d535f370a49c82934"),
"serial" : ObjectId("5843ee0b535f370a469c2ce8"),
"title" : "测试:赖象645啥地方记录卡时间是东风科技为额外认为二位水电费是打发是否是的发生大发上课IE2",
"opertionType" : "SELL",
"statementsMessageId" : ObjectId("5843ee2d535f370a49c8292f"),
"orderTime" : NumberLong("1480846859000"),
"Money" : NumberLong("475"),
"beforeMoney" : NumberLong("9340"),
"afterMoney" : NumberLong("9815"),
"accountId" : ObjectId("5843e38e535f3708f759b25b"),
"memberId" : ObjectId("5843e38e535f3708f759b25a")
},
{
"ID" : ObjectId("5843ee2e535f370a49c82952"),
"serial" : ObjectId("5843ee0b535f370a469c2cd6"),
"title" : "测试:胡滴贻967啥地方记录卡时间是东风科技为额外认为二位水电费是打发是否是的发生大发上课IE2",
"opertionType" : "SELL",
"statementsMessageId" : ObjectId("5843ee2e535f370a49c8294d"),
"orderTime" : NumberLong("1480846859000"),
"Money" : NumberLong("285"),
"beforeMoney" : NumberLong("9815"),
"afterMoney" : NumberLong("10100"),
"accountId" : ObjectId("5843e38e535f3708f759b25b"),
"memberId" : ObjectId("5843e38e535f3708f759b25a")
},
{
"ID" : ObjectId("584542a23da1270a62424b8c"),
"serial" : ObjectId("584542293da1270a5b4a5640"),
"title" : "测试:燕抒奎85啥地方记录卡时间是东风科技为额外认为二位水电费是打发是否是的发生大发上课IE2",
"opertionType" : "SELL",
"statementsMessageId" : ObjectId("584542a23da1270a62424b87"),
"orderTime" : NumberLong("1480933929000"),
"Money" : NumberLong("255"),
"beforeMoney" : NumberLong("10100"),
"afterMoney" : NumberLong("10355"),
"accountId" : ObjectId("5843e38e535f3708f759b25b"),
"memberId" : ObjectId("5843e38e535f3708f759b25a")
}
],
"costMonthFistTimel" : NumberLong("1480521600000")
}
要查询指定Account账号,并且accountRecords.opertionType="SELL",并且需要按id倒叙,需要分页
mongodb查询语句
db.getCollection("f.publicAccount").aggregate({"$match" : { "memberId" :ObjectId("5843e38e535f3708f759b25a")}})
//.project("gender _id")
.unwind("$accountRecords")
.match({"accountRecords.opertionType" : "SELL"})
.sort({"accountRecords.ID":-1}) .skip(0).limit(3)
.group({ _id:"$_id","accountRecords" : { "$push" : "$accountRecords"}})
;
java morphia代码:
//指定会员
Query<Accounts> queryMember = this.createQuery().field("memberId").equal(memberId);
Query<Accounts> queryOpertion=queryOpertion =this.createQuery().field("accountRecords.opertionType").in(getIncomeType()); AggregationPipeline pipeline =this.getDs().createAggregation(Accounts.class);
pipeline.match(queryMember);
pipeline.unwind("accountRecords");
//按照入账记录Id排序
pipeline.match(queryOpertion).sort(Sort.descending("accountRecords.ID")).limit(pager.getPageSize()).skip(pager.getSkip());
Accumulator pushFied = Group.push("accountRecords");
pipeline.group("_id",Group.grouping("accountRecords",pushFied));
Iterator<Accounts> iterator = pipeline.aggregate(Accounts.class); if (iterator.hasNext()) {
Accounts account = iterator.next();
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