我试图根据使用MDX查询和多维数据集定义的一些过滤器从MySQL数据库获取前5条记录。但是,这个查询需要更多的时间来执行,当我们有更少的FILE_NUM和#39; s在哪里条件。请建议如何重写此查询以获得性能。
MDX查询 :
SELECT {[Measures]。[BBLSOIL_TOTAL],[Measures]。[MCF_PROD_TOTAL], [措施]。[AVG.DAYS]}在列上, {TOPCOUNT(过滤器([WELL_ID]。[WellIds] .MEMBERS,[WELL_ID] .CurrentMember
0),5,[Measures]。[BBLSOIL_TOTAL])}来自[MON_KPI_CHARTS] WHERE({[Date]。& [2015-09-01] 00:00:。。。00.0]} * {[FILE_NUM] [1],[FILE_NUM] [10],[FILE_NUM] [18],[FILE_NUM] [47],[FILE_NUM] [52],[ FILE_NUM] [105],[FILE_NUM]。[126],[FILE_NUM]。[392],[FILE_NUM]。[588],[FILE_NUM]。[656],[FILE_NUM]。[995],[FILE_NUM] [1005],[FILE_NUM]。[1010],[FILE_NUM]。[1061],[FILE_NUM]。[1128],[FILE_NUM]。[1137],[FILE_NUM]。[1138],[FILE_NUM]。[ 1337],[FILE_NUM]。[1340],[FILE_NUM]。[1410],[FILE_NUM]。[1438],[FILE_NUM]。[1503],[FILE_NUM]。[1628],[FILE_NUM]。[1698] [FILE_NUM]。[1801],[FILE_NUM]。[1808],[FILE_NUM]。[1843],[FILE_NUM]。[1876],[FILE_NUM]。[1885],[FILE_NUM]。[2017],[ FILE_NUM]。[2051],[FILE_NUM]。[2053],[FILE_NUM]。[2134],[FILE_NUM]。[2929],[FILE_NUM]。[2930],[FILE_NUM]。[2931],[FILE_NUM] [2946],[FILE_NUM]。[2979],[FILE_NUM]。[3039],[FILE_NUM]。[3080],[FILE_NUM]。[3087],[FILE_NUM]。[3124],[FILE_NUM]。[ 3125],[FILE_NUM]。[3165],[FILE_NUM]。[3166],[FILE_NUM]。[3237],[FILE_NUM]。[3256],[FILE_NUM]。[3314],[FILE_NUM]。[3421] [FILE_NUM]。[3445],[FILE_NUM]。[3485],[FILE_NUM]。[3493],[FILE_NUM]。[3501],[FILE_NUM]。[3552],[FILE_NUM]。[3557],[ FILE_NUM]。[3 622],[FILE_NUM]。[3795],[FILE_NUM]。[3812],[FILE_NUM]。[3824],[FILE_NUM]。[3837],[FILE_NUM]。[3858],[FILE_NUM]。[3884] [FILE_NUM]。[3952],[FILE_NUM]。[3963],[FILE_NUM]。[3984],[FILE_NUM]。[3995],[FILE_NUM]。[4021],[FILE_NUM]。[4030],[ FILE_NUM]。[4097],[FILE_NUM]。[4117],[FILE_NUM]。[4142],[FILE_NUM]。[4145],[FILE_NUM]。[4153],[FILE_NUM]。[4155],[FILE_NUM] [4159],[FILE_NUM]。[4161],[FILE_NUM]。[4190],[FILE_NUM]。[4209],[FILE_NUM]。[4216],[FILE_NUM]。[4223],[FILE_NUM]。[ 4251],[FILE_NUM]。[4255],[FILE_NUM]。[4303],[FILE_NUM]。[4313],[FILE_NUM]。[4315],[FILE_NUM]。[4329],[FILE_NUM]。[4343] [FILE_NUM]。[4346],[FILE_NUM]。[4356],[FILE_NUM]。[4366],[FILE_NUM]。[4372],[FILE_NUM]。[4400],[FILE_NUM]。[4401],[ FILE_NUM]。[4409],[FILE_NUM]。[4422],[FILE_NUM]。[4443],[FILE_NUM]。[4484],[FILE_NUM]。[4501],[FILE_NUM]。[4539],[FILE_NUM] [4569],[FILE_NUM]。[4630],[FILE_NUM]。[4638],[FILE_NUM]。[4639],[FILE_NUM]。[4658],[FILE_NUM]。[4686],[FILE_NUM]。[ 4698],[FILE_NUM]。[4699],[FILE_NUM]。[4768],[FILE_NUM]。[4775],[FILE_NUM]。[4794],[FILE_NUM]。[4799],[FILE _NUM]。[4803],[FILE_NUM]。[4805],[FILE_NUM]。[4835],[FILE_NUM]。[4891],[FILE_NUM]。[4923],[FILE_NUM]。[4925],[FILE_NUM] [4929],[FILE_NUM]。[4950],[FILE_NUM]。[4956],[FILE_NUM]。[4961],[FILE_NUM]。[4978],[FILE_NUM]。[4987],[FILE_NUM]。[ 4990],[FILE_NUM]。[4992],[FILE_NUM]。[4996],[FILE_NUM]。[5020],[FILE_NUM]。[5025],[FILE_NUM]。[5026],[FILE_NUM]。[5048] [FILE_NUM]。[5057],[FILE_NUM]。[5058],[FILE_NUM]。[5067],[FILE_NUM]。[5074],[FILE_NUM]。[5075],[FILE_NUM]。[5077],[ FILE_NUM]。[5079],[FILE_NUM]。[5080],[FILE_NUM]。[5090],[FILE_NUM]。[5095],[FILE_NUM]。[5096],[FILE_NUM]。[5098],[FILE_NUM] [5103],[FILE_NUM]。[5105],[FILE_NUM]。[5139],[FILE_NUM]。[5149],[FILE_NUM]。[5154],[FILE_NUM]。[5158],[FILE_NUM]。[ 5165],[FILE_NUM]。[5180],[FILE_NUM]。[5198],[FILE_NUM]。[5199],[FILE_NUM]。[5207],[FILE_NUM]。[5215],[FILE_NUM]。[5219] [FILE_NUM]。[5223],[FILE_NUM]。[5236],[FILE_NUM]。[5242],[FILE_NUM]。[5275],[FILE_NUM]。[5300],[FILE_NUM]。[5304],[ FILE_NUM]。[5313],[FILE_NUM]。[5321],[FILE_NUM]。[5356],[FILE_NUM]。[5368],[FILE_NUM]。[5389],[FILE_NUM]。[540 1],[FILE_NUM]。[5444],[FILE_NUM]。[5457],[FILE_NUM]。[5467],[FILE_NUM]。[5468],[FILE_NUM]。[5498],[FILE_NUM]。[5519] [FILE_NUM]。[5520],[FILE_NUM]。[5531],[FILE_NUM]。[5539],[FILE_NUM]。[5542],[FILE_NUM]。[5563],[FILE_NUM]。[5578],[ FILE_NUM]。[5707],[FILE_NUM]。[5723],[FILE_NUM]。[5761],[FILE_NUM]。[5785],[FILE_NUM]。[5795],[FILE_NUM]。[5809],[FILE_NUM] [5830],[FILE_NUM]。[5860],[FILE_NUM]。[5903],[FILE_NUM]。[5923],[FILE_NUM]。[5962],[FILE_NUM]。[5966],[FILE_NUM]。[ 5970],[FILE_NUM]。[5996],[FILE_NUM]。[6005],[FILE_NUM]。[6006],[FILE_NUM]。[6008],[FILE_NUM]。[6012],[FILE_NUM]。[6023] [FILE_NUM]。[6032],[FILE_NUM]。[6041],[FILE_NUM]。[6043],[FILE_NUM]。[6073],[FILE_NUM]。[6100],[FILE_NUM]。[6150],[ FILE_NUM]。[6201],[FILE_NUM]。[6223],[FILE_NUM]。[6271],[FILE_NUM]。[6295],[FILE_NUM]。[6314],[FILE_NUM]。[6404],[FILE_NUM] [6440],[FILE_NUM]。[6459],[FILE_NUM]。[6482],[FILE_NUM]。[6486],[FILE_NUM]。[6502],[FILE_NUM]。[6540],[FILE_NUM]。[ 6588],[FILE_NUM]。[6610],[FILE_NUM]。[6637],[FILE_NUM]。[6653],[FILE_NUM]。[6664],[FILE_NUM]。[6725],[FILE_N UM]。[6819],[FILE_NUM]。[6871],[FILE_NUM]。[6932],[FILE_NUM]。[6934],[FILE_NUM]。[6978],[FILE_NUM]。[7009],[FILE_NUM] [7042],[FILE_NUM]。[7043],[FILE_NUM]。[7055],[FILE_NUM]。[7493],[FILE_NUM]。[7547],[FILE_NUM]。[7554],[FILE_NUM]。[ 7612],[FILE_NUM]。[7624],[FILE_NUM]。[7638],[FILE_NUM]。[7646],[FILE_NUM]。[7671],[FILE_NUM]。[7693],[FILE_NUM]。[7695] [FILE_NUM]。[7696],[FILE_NUM]。[7697],[FILE_NUM]。[7698],[FILE_NUM]。[7708],[FILE_NUM]。[7710],[FILE_NUM]。[7711],[ FILE_NUM]。[7862],[FILE_NUM]。[7910],[FILE_NUM]。[7927],[FILE_NUM]。[7960],[FILE_NUM]。[7962],[FILE_NUM]。[8009],[FILE_NUM] [8033],[FILE_NUM]。[8056],[FILE_NUM]。[8057],[FILE_NUM]。[8104],[FILE_NUM]。[8109],[FILE_NUM]。[8170],[FILE_NUM]。[ 8177],[FILE_NUM]。[8181],[FILE_NUM]。[8211],[FILE_NUM]。[8323],[FILE_NUM]。[8376],[FILE_NUM]。[8412],[FILE_NUM]。[8475] [FILE_NUM]。[8541],[FILE_NUM]。[8547],[FILE_NUM]。[8578],[FILE_NUM]。[8654],[FILE_NUM]。[8691],[FILE_NUM]。[8697],[ FILE_NUM]。[8699],[FILE_NUM]。[8749],[FILE_NUM]。[8763],[FILE_NUM]。[8790],[FILE_NUM]。[8840],[FILE_NUM]。[8870] [FILE_NUM]。[8939],[FILE_NUM]。[9036],[FILE_NUM]。[9077],[FILE_NUM]。[9094],[FILE_NUM]。[9107],[FILE_NUM]。[9149],[ FILE_NUM]。[9150],[FILE_NUM]。[9293],[FILE_NUM]。[9429],[FILE_NUM]。[9499],[FILE_NUM]。[9550],[FILE_NUM]。[9571],[FILE_NUM] [9579],[FILE_NUM]。[9752],[FILE_NUM]。[9910],[FILE_NUM]。[9953],[FILE_NUM]。[10270],[FILE_NUM]。[10271],[FILE_NUM]。[ 10272],[FILE_NUM]。[10273],[FILE_NUM]。[10274],[FILE_NUM]。[10275],[FILE_NUM]。[10309],[FILE_NUM]。[10326],[FILE_NUM]。[10403] [FILE_NUM]。[10408],[FILE_NUM]。[10471],[FILE_NUM]。[10491],[FILE_NUM]。[10496],[FILE_NUM]。[10505],[FILE_NUM]。[10551],[ FILE_NUM]。[10572],[FILE_NUM]。[10601],[FILE_NUM]。[10615],[FILE_NUM]。[10679],[FILE_NUM]。[10725],[FILE_NUM]。[10778],[FILE_NUM] [10819],[FILE_NUM]。[11002],[FILE_NUM]。[11042],[FILE_NUM]。[11055],[FILE_NUM]。[11076],[FILE_NUM]。[11095],[FILE_NUM]。[ 11112],[FILE_NUM]。[11213],[FILE_NUM]。[11249],[FILE_NUM]。[11308],[FILE_NUM]。[11311],[FILE_NUM]。[11486],[FILE_NUM]。[11555] })
多维数据集定义 :
<Schema name="ONG" description="Schema for RIAB">
<Dimension type="StandardDimension" visible="true" highCardinality="false" name="Location">
<Hierarchy name="LOCATION_HIR" visible="true" hasAll="true" allMemberName="AllLocations" primaryKey="FILE_NO">
<Table name="mas_well_spatial_dim">
</Table>
<Level name="Township" visible="true" column="TOWNSHIP" type="String" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
<Level name="Range" visible="true" column="RANGE" type="String" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
<Level name="Section" visible="true" column="SECTION" type="String" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
<Level name="CountyName" visible="true" column="COUNTY_NAME" type="String" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
<Level name="FieldName" visible="true" column="FIELD_NAME" type="String" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
</Hierarchy>
</Dimension>
<Dimension type="StandardDimension" visible="true" highCardinality="false" name="WellIndex">
<Hierarchy name="WellIndex_HIR" visible="true" hasAll="true" allMemberName="AllWellIndexes" primaryKey="FILE_NO">
<Table name="mas_well_index">
</Table>
<Level name="Wellbore" visible="true" column="WELL_BORE" type="String" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
<Level name="TotalDepth" visible="true" column="TOTAL_DEPTH" type="Integer" internalType="int" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
<Level name="CurrentOperator" visible="true" column="CURRENT_OPERATOR" type="String" internalType="String" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
<Level name="OriginalOperator" visible="true" column="ORIGINAL_OPERATOR" type="String" internalType="String" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
<Level name="SpudDate" visible="true" column="SPUD_DATE" type="Date" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
<Level name="WellStatus" visible="true" column="WELL_STATUS" type="String" internalType="String" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
<Level name="WellType" visible="true" column="WELL_TYPE" type="String" internalType="String" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
</Hierarchy>
</Dimension>
<Dimension type="StandardDimension" visible="true" name="FIELD_NAME">
<Hierarchy name="FIELD_NAME_HIR" visible="true" hasAll="true" allMemberName="AllFieldNames" primaryKey="FILE_NO">
<Table name="mas_well_spatial_dim">
</Table>
<Level name="FIELD_NAME" visible="true" column="FIELD_NAME" type="String" internalType="String" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
</Hierarchy>
</Dimension>
<Dimension type="StandardDimension" visible="true" highCardinality="false" name="FILE_NUM">
<Hierarchy name="FILE_NUM_HIR" visible="true" hasAll="true" allMemberName="AllFileNos" primaryKey="FILE_NO">
<Table name="mas_well_index">
</Table>
<Level name="FileNos" visible="true" column="FILE_NO" type="Numeric" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
</Hierarchy>
</Dimension>
<Cube name="MON_KPI_CHARTS" visible="true" cache="true" enabled="true">
<Table name="prd_well_production_monthly">
</Table>
<Dimension type="TimeDimension" visible="true" foreignKey="DATE_ID" highCardinality="false" name="TIME">
<Hierarchy name="Quaterly" visible="true" hasAll="true" primaryKey="DATE_ID">
<Table name="mas_date_temporal_dim">
</Table>
<Level name="Year" visible="true" table="mas_date_temporal_dim" column="YEAR" type="Integer" uniqueMembers="true" levelType="TimeYears" hideMemberIf="Never">
</Level>
<Level name="Quarter" visible="true" table="mas_date_temporal_dim" column="QUARTER" type="String" uniqueMembers="false" levelType="TimeQuarters" hideMemberIf="Never">
</Level>
<Level name="Month" visible="true" table="mas_date_temporal_dim" column="MONTH" type="String" uniqueMembers="false" levelType="TimeMonths" hideMemberIf="Never">
</Level>
</Hierarchy>
<Hierarchy name="Monthly" visible="true" hasAll="true" primaryKey="DATE_ID">
<Table name="mas_date_temporal_dim">
</Table>
<Level name="Year" visible="true" table="mas_date_temporal_dim" column="YEAR" type="Integer" uniqueMembers="true" levelType="TimeYears" hideMemberIf="Never">
</Level>
<Level name="Month" visible="true" table="mas_date_temporal_dim" column="MONTH" type="String" uniqueMembers="false" levelType="TimeMonths" hideMemberIf="Never">
</Level>
<Level name="Day" visible="true" table="mas_date_temporal_dim" column="DAY" type="Integer" uniqueMembers="false" levelType="TimeDays" hideMemberIf="Never">
</Level>
</Hierarchy>
</Dimension>
<Dimension type="StandardDimension" visible="true" foreignKey="FILE_NO" highCardinality="false" name="WELL_ID">
<Hierarchy name="WELL_ID_HIR" visible="true" hasAll="true" allMemberName="AllWells" primaryKey="FILE_NO">
<Table name="mas_well_index">
</Table>
<Level name="WellIds" visible="true" column="API_NO" type="Numeric" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
</Hierarchy>
</Dimension>
<Dimension type="StandardDimension" visible="true" foreignKey="FILE_NO" highCardinality="false" name="CURRENT_OPTR">
<Hierarchy name="CURRENT_OPTR_HIR" visible="true" hasAll="true" allMemberName="AllWells" primaryKey="FILE_NO">
<Table name="mas_well_index">
</Table>
<Level name="CurrentOperator" visible="true" column="CURRENT_OPERATOR" type="String" internalType="String" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
</Hierarchy>
</Dimension>
<DimensionUsage source="FILE_NUM" name="FILE_NUM" visible="true" foreignKey="FILE_NO">
</DimensionUsage>
<DimensionUsage source="Location" name="LOCATION" visible="true" foreignKey="FILE_NO" highCardinality="false">
</DimensionUsage>
<DimensionUsage source="WellIndex" name="WELL_INDEX" visible="true" foreignKey="FILE_NO" highCardinality="false">
</DimensionUsage>
<Dimension type="StandardDimension" visible="true" foreignKey="DATE_ID" highCardinality="false" name="MON_KPI_DATE">
<Hierarchy name="DATE_HIR" visible="true" hasAll="true" allMemberName="AllDateValues" primaryKey="DATE_ID">
<Table name="mas_date_temporal_dim">
</Table>
<Level name="DATE" visible="true" table="mas_date_temporal_dim" column="DATE_VALUE" type="String" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
</Hierarchy>
</Dimension>
<Dimension type="StandardDimension" visible="true" highCardinality="false" name="DATE_VALUE">
<Hierarchy name="DATE_VALUE_HIR" visible="true" hasAll="true" allMemberName="AllDateValues" primaryKey="FILE_NO">
<Level name="DATE" visible="true" column="DATE" type="Timestamp" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
</Hierarchy>
</Dimension>
<Dimension type="StandardDimension" visible="true" foreignKey="FILE_NO" highCardinality="false" name="COUNTY">
<Hierarchy name="COUNTY_HIR" visible="true" hasAll="true" allMemberName="AllCounties" primaryKey="FILE_NO">
<Table name="mas_well_spatial_dim">
</Table>
<Level name="CountyName" visible="true" column="COUNTY_NAME" type="String" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
</Hierarchy>
</Dimension>
<DimensionUsage source="FIELD_NAME" name="FIELDNAME" visible="true" foreignKey="FILE_NO">
</DimensionUsage>
<Measure name="BBLSOIL_TOTAL" column="OIL_PROD_BBLS" datatype="Numeric" formatString="Standard" aggregator="sum" visible="true">
</Measure>
<Measure name="VENT_FLARE_TOTAL" column="GAS_VENT_MCF" datatype="Numeric" formatString="Standard" aggregator="sum" visible="true">
</Measure>
<Measure name="BBLSWATER_TOTAL" column="WATER_PROD_BBLS" datatype="Numeric" formatString="Standard" aggregator="sum" visible="true">
</Measure>
<Measure name="MCF_PROD_TOTAL" column="GAS_PROD_MCF" datatype="Numeric" formatString="Standard" aggregator="sum" visible="true">
</Measure>
<Measure name="AVG.DAYS" column="DAYS_IN_PROD" datatype="Numeric" formatString="###.####" aggregator="avg" visible="true">
</Measure>
</Cube>
<Cube name="SPUD_KPI_CHART" visible="true" cache="true" enabled="true">
<Table name="mas_well_spatial_dim">
</Table>
<Dimension type="StandardDimension" visible="true" foreignKey="FILE_NO" highCardinality="false" name="WELL_ID">
<Hierarchy name="WELL_ID_HIR" visible="true" hasAll="true" allMemberName="AllWellIDs" primaryKey="FILE_NO">
<Table name="mas_well_index">
</Table>
<Level name="WellIDs" visible="true" column="API_NO" type="Numeric" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
</Hierarchy>
</Dimension>
<DimensionUsage source="FILE_NUM" name="FILE_NUM" visible="true" foreignKey="FILE_NO">
</DimensionUsage>
<DimensionUsage source="FIELD_NAME" name="FIELDNAME" visible="true" foreignKey="FILE_NO">
</DimensionUsage>
<Dimension type="StandardDimension" visible="true" foreignKey="FILE_NO" name="SPUDDATE">
<Hierarchy name="SPUDDATE_HIR" visible="true" hasAll="true" allMemberName="AllDates" primaryKey="FILE_NO">
<Table name="mas_well_index">
</Table>
<Level name="SPUD_DATE" visible="true" column="SPUD_DATE" type="String" uniqueMembers="true" levelType="Regular" hideMemberIf="Never">
</Level>
</Hierarchy>
</Dimension>
<Measure name="NewWells" column="FIELD_NAME" datatype="Integer" formatString="Standard" aggregator="count" visible="true">
</Measure>
</Cube>
</Schema>
答案 0 :(得分:0)
由于Mondrian是一个ROLAP引擎,因此最终MDX转换为SQL并且SQL在数据库上运行。因此,所有RDBMS因素(如行数,表大小和索引)都是性能的关键。您可以在$ ./bin/perim <dat/pairs.txt
Nima Sarrafzadeh. Lab 3.
Number Perimeter Area Of
Radius Of Sides Of Polygon Polygon
-------- -------- ------------ -----------
4.20 6 25.20 45.83
3.10 4 17.54 19.22
10.50 10 64.89 324.02
23.00 8 140.83 1496.24
9.70 4 54.87 188.18
15.90 5 93.46 601.09
启用Mondiran SQL日志并查看相应的SQL。您可能还需要对DB进行一些优化。