LENS-1437 : Missing unit test cases for virtual fact
Project: http://git-wip-us.apache.org/repos/asf/lens/repo Commit: http://git-wip-us.apache.org/repos/asf/lens/commit/fbad3507 Tree: http://git-wip-us.apache.org/repos/asf/lens/tree/fbad3507 Diff: http://git-wip-us.apache.org/repos/asf/lens/diff/fbad3507 Branch: refs/heads/master Commit: fbad350798a342a4de5e5b8b566a6f055338fde3 Parents: d49f45a Author: Rajitha R <rajitha....@gmail.com> Authored: Tue Jun 27 16:12:56 2017 +0530 Committer: Rajat Khandelwal <rajatgupt...@gmail.com> Committed: Thu Jul 13 14:42:54 2017 +0530 ---------------------------------------------------------------------- .../apache/lens/cube/parse/CubeTestSetup.java | 4 +- .../lens/cube/parse/TestCubeRewriter.java | 18 +-- .../lens/cube/parse/TestVirtualFactQueries.java | 123 +++++++++++++++++++ .../resources/schema/cubes/base/testcube2.xml | 31 +++++ .../resources/schema/cubes/base/virtualcube.xml | 23 +++- .../resources/schema/facts/testfact7_base.xml | 67 ++++++++++ .../resources/schema/facts/testfact8_base.xml | 58 +++++++++ .../resources/schema/facts/testfact9_base.xml | 57 +++++++++ .../schema/facts/virtual/virtualfact.xml | 2 +- 9 files changed, 361 insertions(+), 22 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/lens/blob/fbad3507/lens-cube/src/test/java/org/apache/lens/cube/parse/CubeTestSetup.java ---------------------------------------------------------------------- diff --git a/lens-cube/src/test/java/org/apache/lens/cube/parse/CubeTestSetup.java b/lens-cube/src/test/java/org/apache/lens/cube/parse/CubeTestSetup.java index 48869c2..0366e56 100644 --- a/lens-cube/src/test/java/org/apache/lens/cube/parse/CubeTestSetup.java +++ b/lens-cube/src/test/java/org/apache/lens/cube/parse/CubeTestSetup.java @@ -364,7 +364,7 @@ public class CubeTestSetup { // storageName[0] is hourly // storageName[1] is daily // storageName[2] is monthly - public static Map<String, String> getWhereForMonthlyDailyAndHourly2months(String... storageTables) { + public static Map<String, String> getWhereForMonthlyDailyAndHourly2months(String cubeName, String... storageTables) { Map<String, String> storageTableToWhereClause = new LinkedHashMap<String, String>(); List<String> hourlyparts = new ArrayList<String>(); List<String> dailyparts = new ArrayList<String>(); @@ -411,7 +411,7 @@ public class CubeTestSetup { tables.append(storageTables[0]); } Collections.sort(parts); - storageTableToWhereClause.put(tables.toString(), StorageUtil.getWherePartClause("dt", TEST_CUBE_NAME, parts)); + storageTableToWhereClause.put(tables.toString(), StorageUtil.getWherePartClause("dt", cubeName, parts)); return storageTableToWhereClause; } http://git-wip-us.apache.org/repos/asf/lens/blob/fbad3507/lens-cube/src/test/java/org/apache/lens/cube/parse/TestCubeRewriter.java ---------------------------------------------------------------------- diff --git a/lens-cube/src/test/java/org/apache/lens/cube/parse/TestCubeRewriter.java b/lens-cube/src/test/java/org/apache/lens/cube/parse/TestCubeRewriter.java index d8c7335..1c75e6c 100644 --- a/lens-cube/src/test/java/org/apache/lens/cube/parse/TestCubeRewriter.java +++ b/lens-cube/src/test/java/org/apache/lens/cube/parse/TestCubeRewriter.java @@ -145,22 +145,6 @@ public class TestCubeRewriter extends TestQueryRewrite { // assertNotNull(rewrittenQuery.getNonExistingParts()); } - - @Test - public void testVirtualFactCubeSimpleQuery() throws Exception { - Configuration conf = getConf(); - conf.set(DRIVER_SUPPORTED_STORAGES, "C1"); - CubeQueryContext rewrittenQuery = - rewriteCtx("select SUM(msr2) from virtualCube where " + TWO_DAYS_RANGE, getConfWithStorages("C1")); - String expected = getExpectedQuery(VIRTUAL_CUBE_NAME, "select sum(virtualcube.msr2) as `sum(msr2)` FROM ", - null, "AND ( dim1 = 10 )", getWhereForDailyAndHourly2days(VIRTUAL_CUBE_NAME, - "C1_summary1")); - String hql = rewrittenQuery.toHQL(); - compareQueries(hql, expected); - System.out.println("Non existing parts:" + rewrittenQuery.getNonExistingParts()); - } - - @Test public void testMaxCoveringFact() throws Exception { Configuration conf = getConf(); @@ -954,7 +938,7 @@ public class TestCubeRewriter extends TestQueryRewrite { rewrite("select SUM(msr2) from testCube" + " where " + TWO_MONTHS_RANGE_UPTO_HOURS, getConfWithStorages("C2")); String expected = getExpectedQuery(TEST_CUBE_NAME, "select sum(testcube.msr2) as `sum(msr2)` FROM ", null, null, - getWhereForMonthlyDailyAndHourly2months("C2_testfact")); + getWhereForMonthlyDailyAndHourly2months(TEST_CUBE_NAME, "C2_testfact")); compareQueries(hqlQuery, expected); } http://git-wip-us.apache.org/repos/asf/lens/blob/fbad3507/lens-cube/src/test/java/org/apache/lens/cube/parse/TestVirtualFactQueries.java ---------------------------------------------------------------------- diff --git a/lens-cube/src/test/java/org/apache/lens/cube/parse/TestVirtualFactQueries.java b/lens-cube/src/test/java/org/apache/lens/cube/parse/TestVirtualFactQueries.java new file mode 100644 index 0000000..4bcb376 --- /dev/null +++ b/lens-cube/src/test/java/org/apache/lens/cube/parse/TestVirtualFactQueries.java @@ -0,0 +1,123 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.lens.cube.parse; + +import static org.apache.lens.cube.metadata.DateFactory.*; +import static org.apache.lens.cube.parse.CubeQueryConfUtil.*; +import static org.apache.lens.cube.parse.CubeQueryConfUtil.DISABLE_AGGREGATE_RESOLVER; +import static org.apache.lens.cube.parse.CubeTestSetup.*; + +import static org.testng.Assert.assertEquals; + +import org.apache.lens.server.api.LensServerAPITestUtil; + +import org.apache.hadoop.conf.Configuration; + +import org.testng.annotations.BeforeTest; +import org.testng.annotations.Test; + +public class TestVirtualFactQueries extends TestQueryRewrite { + + private Configuration conf; + + @BeforeTest + public void setupDriver() throws Exception { + conf = LensServerAPITestUtil.getConfiguration( + DRIVER_SUPPORTED_STORAGES, "C1", + DISABLE_AUTO_JOINS, false, + ENABLE_SELECT_TO_GROUPBY, true, + ENABLE_GROUP_BY_TO_SELECT, true, + DISABLE_AGGREGATE_RESOLVER, false); + } + + @Override + public Configuration getConf() { + return new Configuration(conf); + } + + @Test + public void testVirtualFactDayQuery() throws Exception { + CubeQueryContext rewrittenQuery = + rewriteCtx("select SUM(msr1) from virtualCube where " + TWO_DAYS_RANGE, getConfWithStorages("C1")); + String expected = getExpectedQuery(VIRTUAL_CUBE_NAME, "select sum(virtualcube.msr1) as `sum(msr1)` FROM ", + null, "AND ( dim1 = 10 )", getWhereForDailyAndHourly2days(VIRTUAL_CUBE_NAME, + "C1_testfact9_base")); + String hql = rewrittenQuery.toHQL(); + compareQueries(hql, expected); + } + + @Test + public void testVirtualFactMonthQuery() throws Exception { + + CubeQueryContext rewrittenQuery = + rewriteCtx("select SUM(msr1) from virtualCube where " + TWO_MONTHS_RANGE_UPTO_HOURS, getConfWithStorages("C1")); + String expected = getExpectedQuery(VIRTUAL_CUBE_NAME, "select sum(virtualcube.msr1) as `sum(msr1)` FROM ", + null, "AND ( dim1 = 10 )", getWhereForMonthlyDailyAndHourly2months("virtualcube", + "C1_testfact9_base")); + String hql = rewrittenQuery.toHQL(); + compareQueries(hql, expected); + } + + static void compareQueries(String actual, String expected) { + assertEquals(new TestQuery(actual), new TestQuery(expected)); + } + + @Test + public void testVirtualFactUnionQuery() throws Exception { + + String expectedInnerSelect = getExpectedQuery("virtualcube", "SELECT (virtualcube.cityid) AS `alias0`," + + " sum((virtualcube.msr2)) AS `alias1`,0.0 AS `alias2` FROM ", + null, null, "GROUP BY (virtualcube.cityid)", null, + getWhereForDailyAndHourly2days("virtualcube", "c1_testfact8_base")) + + " UNION ALL " + getExpectedQuery("virtualcube", "SELECT (virtualcube.cityid) AS `alias0`," + + "0.0 AS `alias1`, sum((virtualcube.msr3)) AS `alias2` FROM ", + null, null, "GROUP BY (virtualcube.cityid)", null, + getWhereForDailyAndHourly2days("virtualcube", "c1_testfact7_base")); + + + String expected = "SELECT (virtualcube.alias0) AS `cityid`," + + " sum((virtualcube.alias1)) AS `sum(msr2)`, sum((virtualcube.alias2)) AS `sum(msr3)`" + + " FROM (" + expectedInnerSelect + ") AS virtualcube GROUP BY (virtualcube.alias0)"; + + CubeQueryContext rewrittenQuery = + rewriteCtx("select cityid as `cityid`, SUM(msr2), SUM(msr3) from virtualcube where " + TWO_DAYS_RANGE, + getConfWithStorages("C1")); + String hql = rewrittenQuery.toHQL(); + compareQueries(hql, expected); + } + + @Test + public void testVirtualFactJoinQuery() throws Exception { + String query, hqlQuery, expected; + + // Single joinchain with direct link + query = "select cubestate.name, sum(msr2) from virtualcube where " + TWO_DAYS_RANGE + " group by cubestate.name"; + hqlQuery = rewrite(query, conf); + expected = getExpectedQuery("virtualcube", "SELECT (cubestate.name) as `name`, sum((virtualcube.msr2)) " + + "as `sum(msr2)` FROM ", + " join " + getDbName() + "c1_statetable cubestate ON virtualcube.stateid=cubeState.id and cubeState.dt= 'latest'", + null, "group by cubestate.name", + null, getWhereForDailyAndHourly2days("virtualcube", "c1_testfact8_base")); + TestCubeRewriter.compareQueries(hqlQuery, expected); + + } + +} + http://git-wip-us.apache.org/repos/asf/lens/blob/fbad3507/lens-cube/src/test/resources/schema/cubes/base/testcube2.xml ---------------------------------------------------------------------- diff --git a/lens-cube/src/test/resources/schema/cubes/base/testcube2.xml b/lens-cube/src/test/resources/schema/cubes/base/testcube2.xml new file mode 100644 index 0000000..9740e00 --- /dev/null +++ b/lens-cube/src/test/resources/schema/cubes/base/testcube2.xml @@ -0,0 +1,31 @@ +<?xml version="1.0" encoding="UTF-8" standalone="yes"?> +<!-- + + Licensed to the Apache Software Foundation (ASF) under one + or more contributor license agreements. See the NOTICE file + distributed with this work for additional information + regarding copyright ownership. The ASF licenses this file + to you under the Apache License, Version 2.0 (the + "License"); you may not use this file except in compliance + with the License. You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, + software distributed under the License is distributed on an + "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + KIND, either express or implied. See the License for the + specific language governing permissions and limitations + under the License. + +--> +<x_base_cube name="testcube2" xmlns="uri:lens:cube:0.1"> + <properties> + <property name="cube.timedim.partition.d_time" value="dt"/> + <property name="cube.testcube.timed.dimensions.list" value="d_time"/> + </properties> + <measures> + <measure _type="FLOAT" default_aggr="SUM" unit="RS" name="msr1" display_string="Measure1" + description="first measure"/> + </measures> +</x_base_cube> http://git-wip-us.apache.org/repos/asf/lens/blob/fbad3507/lens-cube/src/test/resources/schema/cubes/base/virtualcube.xml ---------------------------------------------------------------------- diff --git a/lens-cube/src/test/resources/schema/cubes/base/virtualcube.xml b/lens-cube/src/test/resources/schema/cubes/base/virtualcube.xml index 2a5e0b0..187ac29 100644 --- a/lens-cube/src/test/resources/schema/cubes/base/virtualcube.xml +++ b/lens-cube/src/test/resources/schema/cubes/base/virtualcube.xml @@ -25,12 +25,31 @@ <property name="cube.virtualcube.timed.dimensions.list" value="d_time"/> </properties> <measures> + <measure _type="FLOAT" default_aggr="SUM" unit="RS" name="msr1" display_string="Measure1" + description="first measure"/> <measure _type="FLOAT" default_aggr="SUM" unit="RS" name="msr2" display_string="Measure2" description="second measure"/> + <measure _type="DOUBLE" default_aggr="SUM" unit="RS" name="msr3" display_string="Measure3" + description="third measure"/> </measures> <dim_attributes> - <dim_attribute _type="string" name="dim1" description="basedim"> - </dim_attribute> + <dim_attribute _type="string" name="dim1" description="basedim"/> + <dim_attribute _type="int" name="cityid" description="basedim"/> + <dim_attribute name="stateid" _type="int" description="state id"/> </dim_attributes> + <join_chains> + <join_chain dest_table="statedim" name="cubestate" display_string="cube-state" description="state thru cube"> + <paths> + <path> + <edges> + <edge> + <from table="virtualcube" column="stateid" maps_to_many="false"/> + <to table="statedim" column="id" maps_to_many="false"/> + </edge> + </edges> + </path> + </paths> + </join_chain> + </join_chains> </x_base_cube> http://git-wip-us.apache.org/repos/asf/lens/blob/fbad3507/lens-cube/src/test/resources/schema/facts/testfact7_base.xml ---------------------------------------------------------------------- diff --git a/lens-cube/src/test/resources/schema/facts/testfact7_base.xml b/lens-cube/src/test/resources/schema/facts/testfact7_base.xml new file mode 100644 index 0000000..c63b951 --- /dev/null +++ b/lens-cube/src/test/resources/schema/facts/testfact7_base.xml @@ -0,0 +1,67 @@ +<?xml version="1.0" encoding="UTF-8" standalone="yes"?> +<!-- + + Licensed to the Apache Software Foundation (ASF) under one + or more contributor license agreements. See the NOTICE file + distributed with this work for additional information + regarding copyright ownership. The ASF licenses this file + to you under the Apache License, Version 2.0 (the + "License"); you may not use this file except in compliance + with the License. You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, + software distributed under the License is distributed on an + "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + KIND, either express or implied. See the License for the + specific language governing permissions and limitations + under the License. + +--> +<x_fact_table name="testfact7_base" cube_name="virtualcube" weight="5.0" xmlns="uri:lens:cube:0.1"> + <columns> + <column name="msr3" _type="double" comment="msr3"/> + <column name="cityid" _type="int" comment="city id"/> + <column name="stateid" _type="int" comment="state id"/> + </columns> + <properties> + <property name="cube.fact.testfact.c5.updateperiods" + value="MONTHLY,HOURLY,YEARLY,CONTINUOUS,QUARTERLY,MINUTELY,DAILY"/> + <property name="cube.fact.testfact.cubename" value="testCube"/> + <property name="cube.fact.relative.start.time" value="now.year - 90 days"/> + <property name="cube.fact.testfact.c4.updateperiods" + value="MONTHLY,HOURLY,YEARLY,CONTINUOUS,QUARTERLY,MINUTELY,DAILY"/> + <property name="cube.table.testfact.weight" value="5.0"/> + <property name="cube.fact.testfact.c3.updateperiods" + value="MONTHLY,HOURLY,YEARLY,CONTINUOUS,QUARTERLY,MINUTELY,DAILY"/> + <property name="cube.fact.testfact.c2.updateperiods" + value="MONTHLY,HOURLY,YEARLY,CONTINUOUS,QUARTERLY,MINUTELY,DAILY"/> + <property name="cube.fact.testfact.storages" value="C3,C4,C5,C0,C1,C2"/> + <property name="cube.fact.testfact.c0.updateperiods" + value="MONTHLY,HOURLY,YEARLY,CONTINUOUS,QUARTERLY,MINUTELY,DAILY"/> + <property name="cube.fact.testfact.c1.updateperiods" + value="MONTHLY,HOURLY,YEARLY,CONTINUOUS,QUARTERLY,MINUTELY,DAILY"/> + </properties> + <storage_tables> + <storage_table> + <update_periods> + <update_period>HOURLY</update_period> + <update_period>DAILY</update_period> + </update_periods> + <storage_name>C1</storage_name> + <table_desc external="false"> + <part_cols> + <column name="dt" _type="string" comment="date partition"/> + </part_cols> + <table_parameters> + <property name="cube.storagetable.time.partcols" value="dt"/> + </table_parameters> + <serde_parameters> + <property name="serialization.format" value="1"/> + </serde_parameters> + <time_part_cols>dt</time_part_cols> + </table_desc> + </storage_table> + </storage_tables> +</x_fact_table> \ No newline at end of file http://git-wip-us.apache.org/repos/asf/lens/blob/fbad3507/lens-cube/src/test/resources/schema/facts/testfact8_base.xml ---------------------------------------------------------------------- diff --git a/lens-cube/src/test/resources/schema/facts/testfact8_base.xml b/lens-cube/src/test/resources/schema/facts/testfact8_base.xml new file mode 100644 index 0000000..5450b59 --- /dev/null +++ b/lens-cube/src/test/resources/schema/facts/testfact8_base.xml @@ -0,0 +1,58 @@ +<?xml version="1.0" encoding="UTF-8" standalone="yes"?> +<!-- + + Licensed to the Apache Software Foundation (ASF) under one + or more contributor license agreements. See the NOTICE file + distributed with this work for additional information + regarding copyright ownership. The ASF licenses this file + to you under the Apache License, Version 2.0 (the + "License"); you may not use this file except in compliance + with the License. You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, + software distributed under the License is distributed on an + "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + KIND, either express or implied. See the License for the + specific language governing permissions and limitations + under the License. + +--> +<x_fact_table name="testfact8_base" cube_name="virtualcube" weight="5.0" xmlns="uri:lens:cube:0.1"> + <columns> + + <column name="msr2" _type="float" comment="second measure"/> + <column name="cityid" _type="int" comment="city id"/> + <column name="stateid" _type="int" comment="state id"/> + </columns> + <properties> + <property name="cube.fact.testfact.cubename" value="testCube"/> + <property name="cube.fact.relative.start.time" value="now.year - 90 days"/> + <property name="cube.table.testfact.weight" value="5.0"/> + <property name="cube.fact.testfact.storages" value="C1"/> + <property name="cube.fact.testfact.c1.updateperiods" + value="MONTHLY,HOURLY,YEARLY,CONTINUOUS,QUARTERLY,MINUTELY,DAILY"/> + </properties> + <storage_tables> + <storage_table> + <update_periods> + <update_period>HOURLY</update_period> + <update_period>DAILY</update_period> + </update_periods> + <storage_name>C1</storage_name> + <table_desc external="false"> + <part_cols> + <column name="dt" _type="string" comment="date partition"/> + </part_cols> + <table_parameters> + <property name="cube.storagetable.time.partcols" value="dt"/> + </table_parameters> + <serde_parameters> + <property name="serialization.format" value="1"/> + </serde_parameters> + <time_part_cols>dt</time_part_cols> + </table_desc> + </storage_table> + </storage_tables> +</x_fact_table> \ No newline at end of file http://git-wip-us.apache.org/repos/asf/lens/blob/fbad3507/lens-cube/src/test/resources/schema/facts/testfact9_base.xml ---------------------------------------------------------------------- diff --git a/lens-cube/src/test/resources/schema/facts/testfact9_base.xml b/lens-cube/src/test/resources/schema/facts/testfact9_base.xml new file mode 100644 index 0000000..56e5746 --- /dev/null +++ b/lens-cube/src/test/resources/schema/facts/testfact9_base.xml @@ -0,0 +1,57 @@ +<?xml version="1.0" encoding="UTF-8" standalone="yes"?> +<!-- + + Licensed to the Apache Software Foundation (ASF) under one + or more contributor license agreements. See the NOTICE file + distributed with this work for additional information + regarding copyright ownership. The ASF licenses this file + to you under the Apache License, Version 2.0 (the + "License"); you may not use this file except in compliance + with the License. You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, + software distributed under the License is distributed on an + "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + KIND, either express or implied. See the License for the + specific language governing permissions and limitations + under the License. + +--> +<x_fact_table name="testfact9_base" cube_name="testcube2" weight="5.0" xmlns="uri:lens:cube:0.1"> + <columns> + + <column name="msr1" _type="float" comment="second measure"/> + </columns> + <properties> + <property name="cube.fact.testfact.cubename" value="testCube"/> + <property name="cube.fact.relative.start.time" value="now.year - 90 days"/> + <property name="cube.table.testfact.weight" value="5.0"/> + <property name="cube.fact.testfact.storages" value="C1"/> + <property name="cube.fact.testfact.c1.updateperiods" + value="MONTHLY,HOURLY,YEARLY,CONTINUOUS,QUARTERLY,MINUTELY,DAILY"/> + </properties> + <storage_tables> + <storage_table> + <update_periods> + <update_period>HOURLY</update_period> + <update_period>DAILY</update_period> + <update_period>MONTHLY</update_period> + </update_periods> + <storage_name>C1</storage_name> + <table_desc external="false"> + <part_cols> + <column name="dt" _type="string" comment="date partition"/> + </part_cols> + <table_parameters> + <property name="cube.storagetable.time.partcols" value="dt"/> + </table_parameters> + <serde_parameters> + <property name="serialization.format" value="1"/> + </serde_parameters> + <time_part_cols>dt</time_part_cols> + </table_desc> + </storage_table> + </storage_tables> +</x_fact_table> \ No newline at end of file http://git-wip-us.apache.org/repos/asf/lens/blob/fbad3507/lens-cube/src/test/resources/schema/facts/virtual/virtualfact.xml ---------------------------------------------------------------------- diff --git a/lens-cube/src/test/resources/schema/facts/virtual/virtualfact.xml b/lens-cube/src/test/resources/schema/facts/virtual/virtualfact.xml index 860965f..13f6773 100644 --- a/lens-cube/src/test/resources/schema/facts/virtual/virtualfact.xml +++ b/lens-cube/src/test/resources/schema/facts/virtual/virtualfact.xml @@ -19,7 +19,7 @@ under the License. --> -<x_virtual_fact_table source_fact_name="summary1" cube_name="virtualcube" name="virtualfact1" xmlns="uri:lens:cube:0.1" +<x_virtual_fact_table source_fact_name="testfact9_base" cube_name="virtualcube" name="virtualfact1" xmlns="uri:lens:cube:0.1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; xsi:schemaLocation="uri:lens:cube:0.1 cube-0.1.xsd "> <properties> <property name="cube.fact.query.where.filter" value=" dim1 = 10 "/>
