Examples with Connection mondrian.olap.Connection used on opensource projects

Example 1 with Connection

use of mondrian.olap.Connection in project mondrian by pentaho.

the class RolapStarTest method getStar.

RolapStarForTests getStar(String starName) {
    Connection con = getTestContext().getConnection();
    RolapStar rs = getStar(con, starName);
    return new RolapStarForTests(rs.getSchema(), rs.getDataSource(), rs.getFactTable().getRelation());
}

Example 2 with Connection

use of mondrian.olap.Connection in project mondrian by pentaho.

the class SqlConstraintUtilsTest method testExpandSupportedCalculatedMembers2.

// test with a placeholder member
public void testExpandSupportedCalculatedMembers2() {
    final TestContext testContext = TestContext.instance();
    final Connection connection = testContext.getConnection();
    final String queryText = "SELECT {[Measures].[Customer Count]} ON 0 " + "FROM [Sales] " + "WHERE [Time].[1997]";
    final Query query = connection.parseQuery(queryText);
    final QueryAxis querySlicerAxis = query.getSlicerAxis();
    final Member slicerMember = ((MemberExpr) querySlicerAxis.getSet()).getMember();
    final RolapHierarchy slicerHierarchy = ((RolapCube) query.getCube()).getTimeHierarchy(null);
    final Execution execution = new Execution(query.getStatement(), 0L);
    final RolapEvaluatorRoot rolapEvaluatorRoot = new RolapEvaluatorRoot(execution);
    final RolapEvaluator rolapEvaluator = new RolapEvaluator(rolapEvaluatorRoot);
    final Member expectedMember = slicerMember;
    rolapEvaluator.setSlicerContext(expectedMember);
    RolapResult.CompoundSlicerRolapMember placeHolderMember = Mockito.mock(RolapResult.CompoundSlicerRolapMember.class);
    Mockito.doReturn(slicerHierarchy).when(placeHolderMember).getHierarchy();
    Member endMember0 = makeNoncalculatedMember("0");
    // (0, placeholder)
    Member[] argMembers = new Member[] { endMember0, placeHolderMember };
    Member[] expectedMembers = new Member[] { endMember0, slicerMember };
    Member[] expectedMembersOnDisjoin = new Member[] { endMember0 };
    assertApartExpandSupportedCalculatedMembers("(0, placeholder)", expectedMembers, expectedMembersOnDisjoin, argMembers, rolapEvaluator);
}

Example 3 with Connection

use of mondrian.olap.Connection in project mondrian by pentaho.

the class BasicQueryTest method executeAndCancel.

private void executeAndCancel(String queryString, int waitMillis) {
    final TestContext tc = TestContext.instance().create(null, null, null, null, "<UserDefinedFunction name=\"SleepUdf\" className=\"" + SleepUdf.class.getName() + "\"/>", null);
    Connection connection = tc.getConnection();
    final Query query = connection.parseQuery(queryString);
    final Throwable[] throwables = { null };
    if (waitMillis == 0) {
        // cancel immediately
        try {
            query.getStatement().cancel();
        } catch (Exception e) {
            throwables[0] = e;
        }
    } else {
        // Schedule timer to cancel after waitMillis
        Timer timer = new Timer(true);
        TimerTask task = new TimerTask() {

            public void run() {
                Thread thread = Thread.currentThread();
                thread.setName("CancelThread");
                try {
                    query.getStatement().cancel();
                } catch (Exception e) {
                    throwables[0] = e;
                }
            }
        };
        timer.schedule(task, waitMillis);
    }
    if (throwables[0] != null) {
        Assert.fail("Cancel request failed:  " + throwables[0]);
    }
    Throwable throwable = null;
    try {
        connection.execute(query);
    } catch (Throwable ex) {
        throwable = ex;
    }
    if (throwables[0] != null) {
        Assert.fail("Cancel request failed:  " + throwables[0]);
    }
    TestContext.checkThrowable(throwable, "canceled");
}

Example 4 with Connection

use of mondrian.olap.Connection in project mondrian by pentaho.

the class BasicQueryTest method _testBug793616.

/**
 * Bug 793616: Deeply nested UNION function takes forever to validate.
 * (Problem was that each argument of a function was validated twice, hence
 * the validation time was <code>O(2 ^ depth)</code>.)
 */
public void _testBug793616() {
    if (props.TestExpDependencies.get() > 0) {
        // returned.
        return;
    }
    final long start = System.currentTimeMillis();
    Connection connection = getTestContext().getConnection();
    final String queryString = "select {[Measures].[Unit Sales],\n" + " [Measures].[Store Cost],\n" + " [Measures].[Store Sales]} ON columns,\n" + "Hierarchize(Union(Union(Union(Union(Union(Union(Union(Union(Union(Union(Union(Union(Union(Union(Union(Union(Union(Union(Union(Union\n" + "({([Gender].[All Gender],\n" + " [Marital Status].[All Marital Status],\n" + " [Customers].[All Customers],\n" + " [Product].[All Products])},\n" + " Crossjoin ([Gender].[All Gender].Children,\n" + " {([Marital Status].[All Marital Status],\n" + " [Customers].[All Customers],\n" + " [Product].[All Products])})),\n" + " Crossjoin(Crossjoin({[Gender].[All Gender].[F]},\n" + " [Marital Status].[All Marital Status].Children),\n" + " {([Customers].[All Customers],\n" + " [Product].[All Products])})),\n" + " Crossjoin(Crossjoin({([Gender].[All Gender].[F],\n" + " [Marital Status].[All Marital Status].[M])},\n" + " [Customers].[All Customers].Children),\n" + " {[Product].[All Products]})),\n" + " Crossjoin(Crossjoin({([Gender].[All Gender].[F],\n" + " [Marital Status].[All Marital Status].[M])},\n" + " [Customers].[All Customers].[USA].Children),\n" + " {[Product].[All Products]})),\n" + " Crossjoin ({([Gender].[All Gender].[F], [Marital Status].[All Marital Status].[M], [Customers].[All Customers].[USA].[CA])},\n" + "   [Product].[All Products].Children)),\n" + " Crossjoin({([Gender].[All Gender].[F], [Marital Status].[All Marital Status].[M], [Customers].[All Customers].[USA].[OR])},\n" + "   [Product].[All Products].Children)),\n" + " Crossjoin({([Gender].[All Gender].[F], [Marital Status].[All Marital Status].[M], [Customers].[All Customers].[USA].[WA])},\n" + "   [Product].[All Products].Children)),\n" + " Crossjoin ({([Gender].[All Gender].[F], [Marital Status].[All Marital Status].[M], [Customers].[All Customers].[USA])},\n" + "   [Product].[All Products].Children)),\n" + " Crossjoin(\n" + "   Crossjoin({([Gender].[All Gender].[F], [Marital Status].[All Marital Status].[S])}, [Customers].[All Customers].Children),\n" + "   {[Product].[All Products]})),\n" + " Crossjoin(Crossjoin({([Gender].[All Gender].[F],\n" + " [Marital Status].[All Marital Status].[S])},\n" + " [Customers].[All Customers].[USA].Children),\n" + " {[Product].[All Products]})),\n" + " Crossjoin ({([Gender].[All Gender].[F],\n" + " [Marital Status].[All Marital Status].[S],\n" + " [Customers].[All Customers].[USA].[CA])},\n" + " [Product].[All Products].Children)),\n" + " Crossjoin({([Gender].[All Gender].[F],\n" + " [Marital Status].[All Marital Status].[S],\n" + " [Customers].[All Customers].[USA].[OR])},\n" + " [Product].[All Products].Children)),\n" + " Crossjoin({([Gender].[All Gender].[F],\n" + " [Marital Status].[All Marital Status].[S],\n" + " [Customers].[All Customers].[USA].[WA])},\n" + " [Product].[All Products].Children)),\n" + " Crossjoin ({([Gender].[All Gender].[F],\n" + " [Marital Status].[All Marital Status].[S],\n" + " [Customers].[All Customers].[USA])},\n" + " [Product].[All Products].Children)),\n" + " Crossjoin(Crossjoin({([Gender].[All Gender].[F],\n" + " [Marital Status].[All Marital Status])},\n" + " [Customers].[All Customers].Children),\n" + " {[Product].[All Products]})),\n" + " Crossjoin(Crossjoin({([Gender].[All Gender].[F],\n" + " [Marital Status].[All Marital Status])},\n" + " [Customers].[All Customers].[USA].Children),\n" + " {[Product].[All Products]})),\n" + " Crossjoin ({([Gender].[All Gender].[F],\n" + " [Marital Status].[All Marital Status],\n" + " [Customers].[All Customers].[USA].[CA])},\n" + " [Product].[All Products].Children)),\n" + " Crossjoin({([Gender].[All Gender].[F],\n" + " [Marital Status].[All Marital Status],\n" + " [Customers].[All Customers].[USA].[OR])},\n" + " [Product].[All Products].Children)),\n" + " Crossjoin({([Gender].[All Gender].[F],\n" + " [Marital Status].[All Marital Status],\n" + " [Customers].[All Customers].[USA].[WA])},\n" + " [Product].[All Products].Children)),\n" + " Crossjoin ({([Gender].[All Gender].[F],\n" + " [Marital Status].[All Marital Status],\n" + " [Customers].[All Customers].[USA])},\n" + " [Product].[All Products].Children))) ON rows  from [Sales]  where [Time].[1997]";
    Query query = connection.parseQuery(queryString);
    // If this call took longer than 10 seconds, the performance bug has
    // probably resurfaced again.
    final long afterParseMillis = System.currentTimeMillis();
    final long afterParseNonDbMillis = afterParseMillis - Util.dbTimeMillis();
    final long parseMillis = afterParseMillis - start;
    assertTrue("performance problem: parse took " + parseMillis + " milliseconds", parseMillis <= 10000);
    Result result = connection.execute(query);
    assertEquals(59, result.getAxes()[1].getPositions().size());
    // If this call took longer than 10 seconds,
    // or 2 seconds exclusing db access,
    // the performance bug has
    // probably resurfaced again.
    final long afterExecMillis = System.currentTimeMillis();
    final long afterExecNonDbMillis = afterExecMillis - Util.dbTimeMillis();
    final long execNonDbMillis = afterExecNonDbMillis - afterParseNonDbMillis;
    final long execMillis = (afterExecMillis - afterParseMillis);
    assertTrue("performance problem: execute took " + execMillis + " milliseconds, " + execNonDbMillis + " milliseconds excluding db", execNonDbMillis <= 2000 && execMillis <= 30000);
}

Example 5 with Connection

use of mondrian.olap.Connection in project mondrian by pentaho.

the class BasicQueryTest method testQueryIterationLimit.

public void testQueryIterationLimit() {
    // Query will need to iterate 4*3 times to compute aggregates,
    // so set iteration limit to 11
    String queryString = "With Set [*NATIVE_CJ_SET] as " + "'NonEmptyCrossJoin([*BASE_MEMBERS_Dates], [*BASE_MEMBERS_Stores])' " + "Set [*BASE_MEMBERS_Dates] as '{[Time].[1997].[Q1], [Time].[1997].[Q2], [Time].[1997].[Q3], [Time].[1997].[Q4]}' " + "Set [*GENERATED_MEMBERS_Dates] as 'Generate([*NATIVE_CJ_SET], {[Time].[Time].CurrentMember})' " + "Set [*GENERATED_MEMBERS_Measures] as '{[Measures].[*SUMMARY_METRIC_0]}' " + "Set [*BASE_MEMBERS_Stores] as '{[Store].[USA].[CA], [Store].[USA].[WA], [Store].[USA].[OR]}' " + "Set [*GENERATED_MEMBERS_Stores] as 'Generate([*NATIVE_CJ_SET], {[Store].CurrentMember})' " + "Member [Time].[Time].[*SM_CTX_SEL] as 'Aggregate([*GENERATED_MEMBERS_Dates])' " + "Member [Measures].[*SUMMARY_METRIC_0] as '[Measures].[Unit Sales]/([Measures].[Unit Sales],[Time].[*SM_CTX_SEL])' " + "Member [Time].[Time].[*SUBTOTAL_MEMBER_SEL~SUM] as 'sum([*GENERATED_MEMBERS_Dates])' " + "Member [Store].[*SUBTOTAL_MEMBER_SEL~SUM] as 'sum([*GENERATED_MEMBERS_Stores])' " + "select crossjoin({[Time].[*SUBTOTAL_MEMBER_SEL~SUM]}, {[Store].[*SUBTOTAL_MEMBER_SEL~SUM]}) " + "on columns from [Sales]";
    propSaver.set(props.IterationLimit, 11);
    Throwable throwable = null;
    try {
        Connection connection = getConnection();
        Query query = connection.parseQuery(queryString);
        query.setResultStyle(ResultStyle.LIST);
        connection.execute(query);
    } catch (Throwable ex) {
        throwable = ex;
    }
    TestContext.checkThrowable(throwable, "Number of iterations exceeded limit of 11");
    // make sure the query runs without the limit set
    propSaver.reset();
    executeQuery(queryString);
}