Add missing DB functions to DocumentDB
Add missing DB functions to DocumentDB

jalexanderqed/rocksdb,ryneli/rocksdb,bbiao/rocksdb,SunguckLee/RocksDB,bbiao/rocksdb,ylong/rocksdb,flabby/rocksdb,temicai/rocksdb,ylong/rocksdb,vmx/rocksdb,luckywhu/rocksdb,rDSN-Projects/rocksdb.replicated,hobinyoon/rocksdb,temicai/rocksdb,Andymic/rocksdb,Applied-Duality/rocksdb,jalexanderqed/rocksdb,wlqGit/rocksdb,IMCG/RcoksDB,alihalabyah/rocksdb,mbarbon/rocksdb,ylong/rocksdb,msb-at-yahoo/rocksdb,mbarbon/rocksdb,NickCis/rocksdb,RyanTech/rocksdb,Applied-Duality/rocksdb,wat-ze-hex/rocksdb,siddhartharay007/rocksdb,kaschaeffer/rocksdb,Andymic/rocksdb,norton/rocksdb,amyvmiwei/rocksdb,JoeWoo/rocksdb,dkorolev/rocksdb,Applied-Duality/rocksdb,wlqGit/rocksdb,lgscofield/rocksdb,amyvmiwei/rocksdb,mbarbon/rocksdb,Applied-Duality/rocksdb,caijieming-baidu/rocksdb,facebook/rocksdb,JohnPJenkins/rocksdb,facebook/rocksdb,luckywhu/rocksdb,anagav/rocksdb,biddyweb/rocksdb,vmx/rocksdb,wenduo/rocksdb,biddyweb/rocksdb,biddyweb/rocksdb,tsheasha/rocksdb,makelivedotnet/rocksdb,OverlordQ/rocksdb,amyvmiwei/rocksdb,wskplho/rocksdb,wenduo/rocksdb,kaschaeffer/rocksdb,tsheasha/rocksdb,JackLian/rocksdb,JoeWoo/rocksdb,Andymic/rocksdb,wskplho/rocksdb,skunkwerks/rocksdb,mbarbon/rocksdb,wat-ze-hex/rocksdb,norton/rocksdb,Applied-Duality/rocksdb,OverlordQ/rocksdb,caijieming-baidu/rocksdb,ryneli/rocksdb,amyvmiwei/rocksdb,tsheasha/rocksdb,kaschaeffer/rocksdb,geraldoandradee/rocksdb,tschottdorf/rocksdb,anagav/rocksdb,anagav/rocksdb,wlqGit/rocksdb,tschottdorf/rocksdb,OverlordQ/rocksdb,temicai/rocksdb,SunguckLee/RocksDB,fengshao0907/rocksdb,alihalabyah/rocksdb,RyanTech/rocksdb,bbiao/rocksdb,IMCG/RcoksDB,alihalabyah/rocksdb,virtdb/rocksdb,ryneli/rocksdb,JoeWoo/rocksdb,wskplho/rocksdb,vmx/rocksdb,alihalabyah/rocksdb,makelivedotnet/rocksdb,lgscofield/rocksdb,alihalabyah/rocksdb,JohnPJenkins/rocksdb,Andymic/rocksdb,tizzybec/rocksdb,flabby/rocksdb,geraldoandradee/rocksdb,fengshao0907/rocksdb,wskplho/rocksdb,RyanTech/rocksdb,mbarbon/rocksdb,tizzybec/rocksdb,zhangpng/rocksdb,fengshao0907/rocksdb,caijieming-baidu/rocksdb,JoeWoo/rocksdb,flabby/rocksdb,JackLian/rocksdb,IMCG/RcoksDB,wskplho/rocksdb,kaschaeffer/rocksdb,facebook/rocksdb,JohnPJenkins/rocksdb,wenduo/rocksdb,jalexanderqed/rocksdb,luckywhu/rocksdb,virtdb/rocksdb,SunguckLee/RocksDB,norton/rocksdb,makelivedotnet/rocksdb,temicai/rocksdb,JoeWoo/rocksdb,RyanTech/rocksdb,facebook/rocksdb,kaschaeffer/rocksdb,lgscofield/rocksdb,Andymic/rocksdb,alihalabyah/rocksdb,jalexanderqed/rocksdb,anagav/rocksdb,virtdb/rocksdb,wenduo/rocksdb,skunkwerks/rocksdb,jalexanderqed/rocksdb,norton/rocksdb,zhangpng/rocksdb,vashstorm/rocksdb,norton/rocksdb,luckywhu/rocksdb,jalexanderqed/rocksdb,Applied-Duality/rocksdb,vmx/rocksdb,temicai/rocksdb,bbiao/rocksdb,OverlordQ/rocksdb,facebook/rocksdb,facebook/rocksdb,JackLian/rocksdb,virtdb/rocksdb,RyanTech/rocksdb,luckywhu/rocksdb,lgscofield/rocksdb,ryneli/rocksdb,luckywhu/rocksdb,siddhartharay007/rocksdb,amyvmiwei/rocksdb,skunkwerks/rocksdb,bbiao/rocksdb,SunguckLee/RocksDB,amyvmiwei/rocksdb,rDSN-Projects/rocksdb.replicated,rDSN-Projects/rocksdb.replicated,wat-ze-hex/rocksdb,caijieming-baidu/rocksdb,vmx/rocksdb,vashstorm/rocksdb,msb-at-yahoo/rocksdb,JohnPJenkins/rocksdb,hobinyoon/rocksdb,makelivedotnet/rocksdb,bbiao/rocksdb,Vaisman/rocksdb,zhangpng/rocksdb,flabby/rocksdb,RyanTech/rocksdb,JackLian/rocksdb,NickCis/rocksdb,vmx/rocksdb,Andymic/rocksdb,skunkwerks/rocksdb,IMCG/RcoksDB,IMCG/RcoksDB,Andymic/rocksdb,vashstorm/rocksdb,caijieming-baidu/rocksdb,alihalabyah/rocksdb,RyanTech/rocksdb,msb-at-yahoo/rocksdb,tsheasha/rocksdb,wat-ze-hex/rocksdb,sorphi/rocksdb,msb-at-yahoo/rocksdb,SunguckLee/RocksDB,dkorolev/rocksdb,NickCis/rocksdb,facebook/rocksdb,wskplho/rocksdb,vmx/rocksdb,norton/rocksdb,IMCG/RcoksDB,vmx/rocksdb,ryneli/rocksdb,virtdb/rocksdb,anagav/rocksdb,vashstorm/rocksdb,SunguckLee/RocksDB,geraldoandradee/rocksdb,NickCis/rocksdb,JohnPJenkins/rocksdb,ryneli/rocksdb,fengshao0907/rocksdb,ylong/rocksdb,lgscofield/rocksdb,makelivedotnet/rocksdb,tizzybec/rocksdb,bbiao/rocksdb,vashstorm/rocksdb,flabby/rocksdb,Vaisman/rocksdb,wat-ze-hex/rocksdb,fengshao0907/rocksdb,biddyweb/rocksdb,anagav/rocksdb,jalexanderqed/rocksdb,fengshao0907/rocksdb,ylong/rocksdb,lgscofield/rocksdb,hobinyoon/rocksdb,biddyweb/rocksdb,zhangpng/rocksdb,skunkwerks/rocksdb,ylong/rocksdb,hobinyoon/rocksdb,bbiao/rocksdb,dkorolev/rocksdb,vashstorm/rocksdb,flabby/rocksdb,sorphi/rocksdb,rDSN-Projects/rocksdb.replicated,SunguckLee/RocksDB,JoeWoo/rocksdb,fengshao0907/rocksdb,kaschaeffer/rocksdb,zhangpng/rocksdb,mbarbon/rocksdb,sorphi/rocksdb,wat-ze-hex/rocksdb,siddhartharay007/rocksdb,msb-at-yahoo/rocksdb,Andymic/rocksdb,IMCG/RcoksDB,facebook/rocksdb,sorphi/rocksdb,virtdb/rocksdb,biddyweb/rocksdb,NickCis/rocksdb,makelivedotnet/rocksdb,tsheasha/rocksdb,skunkwerks/rocksdb,JohnPJenkins/rocksdb,wenduo/rocksdb,dkorolev/rocksdb,temicai/rocksdb,kaschaeffer/rocksdb,hobinyoon/rocksdb,siddhartharay007/rocksdb,tizzybec/rocksdb,tsheasha/rocksdb,wlqGit/rocksdb,zhangpng/rocksdb,makelivedotnet/rocksdb,wenduo/rocksdb,caijieming-baidu/rocksdb,skunkwerks/rocksdb,sorphi/rocksdb,rDSN-Projects/rocksdb.replicated,hobinyoon/rocksdb,OverlordQ/rocksdb,tsheasha/rocksdb,sorphi/rocksdb,rDSN-Projects/rocksdb.replicated,JoeWoo/rocksdb,anagav/rocksdb,JohnPJenkins/rocksdb,tschottdorf/rocksdb,norton/rocksdb,geraldoandradee/rocksdb,geraldoandradee/rocksdb,geraldoandradee/rocksdb,vashstorm/rocksdb,OverlordQ/rocksdb,zhangpng/rocksdb,siddhartharay007/rocksdb,luckywhu/rocksdb,sorphi/rocksdb,Vaisman/rocksdb,dkorolev/rocksdb,lgscofield/rocksdb,wlqGit/rocksdb,biddyweb/rocksdb,Vaisman/rocksdb,tschottdorf/rocksdb,JackLian/rocksdb,NickCis/rocksdb,tschottdorf/rocksdb,NickCis/rocksdb,JackLian/rocksdb,tschottdorf/rocksdb,SunguckLee/RocksDB,ryneli/rocksdb,hobinyoon/rocksdb,mbarbon/rocksdb,wenduo/rocksdb,Vaisman/rocksdb,Vaisman/rocksdb,wlqGit/rocksdb,OverlordQ/rocksdb,ylong/rocksdb,hobinyoon/rocksdb,wenduo/rocksdb,norton/rocksdb,dkorolev/rocksdb,Applied-Duality/rocksdb,siddhartharay007/rocksdb,wskplho/rocksdb,Vaisman/rocksdb,wlqGit/rocksdb,virtdb/rocksdb,wat-ze-hex/rocksdb,tizzybec/rocksdb,dkorolev/rocksdb,tizzybec/rocksdb,tizzybec/rocksdb,flabby/rocksdb,caijieming-baidu/rocksdb,siddhartharay007/rocksdb,temicai/rocksdb,amyvmiwei/rocksdb,tsheasha/rocksdb,JackLian/rocksdb,rDSN-Projects/rocksdb.replicated,wat-ze-hex/rocksdb,msb-at-yahoo/rocksdb,geraldoandradee/rocksdb