Examples with FunctionImplementationRegistry org.apache.drill.exec.expr.fn.FunctionImplementationRegistry used on opensource projects

Example 31 with FunctionImplementationRegistry

use of org.apache.drill.exec.expr.fn.FunctionImplementationRegistry in project drill by apache.

the class TestCastFunctions method testCastVarBinary.

@Test
public //cast to varbinary(length)
void testCastVarBinary(@Injectable final DrillbitContext bitContext, @Injectable UserClientConnection connection) throws Throwable {
    mockDrillbitContext(bitContext);
    final PhysicalPlanReader reader = PhysicalPlanReaderTestFactory.defaultPhysicalPlanReader(CONFIG);
    final PhysicalPlan plan = reader.readPhysicalPlan(Files.toString(FileUtils.getResourceAsFile("/functions/cast/testCastVarBinary.json"), Charsets.UTF_8));
    final FunctionImplementationRegistry registry = new FunctionImplementationRegistry(CONFIG);
    final FragmentContext context = new FragmentContext(bitContext, PlanFragment.getDefaultInstance(), connection, registry);
    final SimpleRootExec exec = new SimpleRootExec(ImplCreator.getExec(context, (FragmentRoot) plan.getSortedOperators(false).iterator().next()));
    while (exec.next()) {
        final VarBinaryVector c0 = exec.getValueVectorById(new SchemaPath("int_lit_cast", ExpressionPosition.UNKNOWN), VarBinaryVector.class);
        final VarBinaryVector.Accessor a0 = c0.getAccessor();
        int count = 0;
        for (int i = 0; i < c0.getAccessor().getValueCount(); i++) {
            final VarBinaryHolder holder0 = new VarBinaryHolder();
            a0.get(i, holder0);
            assertEquals("123", StringFunctionHelpers.toStringFromUTF8(holder0.start, holder0.end, holder0.buffer));
            ++count;
        }
        assertEquals(5, count);
    }
    exec.close();
    context.close();
    if (context.getFailureCause() != null) {
        throw context.getFailureCause();
    }
    assertTrue(!context.isFailed());
}

Example 32 with FunctionImplementationRegistry

use of org.apache.drill.exec.expr.fn.FunctionImplementationRegistry in project drill by apache.

the class TestAgg method doTest.

private SimpleRootExec doTest(final DrillbitContext bitContext, UserClientConnection connection, String file) throws Exception {
    mockDrillbitContext(bitContext);
    final PhysicalPlanReader reader = PhysicalPlanReaderTestFactory.defaultPhysicalPlanReader(c);
    final PhysicalPlan plan = reader.readPhysicalPlan(Files.toString(FileUtils.getResourceAsFile(file), Charsets.UTF_8));
    final FunctionImplementationRegistry registry = new FunctionImplementationRegistry(c);
    final FragmentContext context = new FragmentContext(bitContext, PlanFragment.getDefaultInstance(), connection, registry);
    final SimpleRootExec exec = new SimpleRootExec(ImplCreator.getExec(context, (FragmentRoot) plan.getSortedOperators(false).iterator().next()));
    return exec;
}

Example 33 with FunctionImplementationRegistry

use of org.apache.drill.exec.expr.fn.FunctionImplementationRegistry in project drill by apache.

the class TestCastFunctions method testCastFloat8.

@Test
public //cast to float8
void testCastFloat8(@Injectable final DrillbitContext bitContext, @Injectable UserClientConnection connection) throws Throwable {
    mockDrillbitContext(bitContext);
    final PhysicalPlanReader reader = PhysicalPlanReaderTestFactory.defaultPhysicalPlanReader(CONFIG);
    final PhysicalPlan plan = reader.readPhysicalPlan(Files.toString(FileUtils.getResourceAsFile("/functions/cast/testCastFloat8.json"), Charsets.UTF_8));
    final FunctionImplementationRegistry registry = new FunctionImplementationRegistry(CONFIG);
    final FragmentContext context = new FragmentContext(bitContext, PlanFragment.getDefaultInstance(), connection, registry);
    final SimpleRootExec exec = new SimpleRootExec(ImplCreator.getExec(context, (FragmentRoot) plan.getSortedOperators(false).iterator().next()));
    while (exec.next()) {
        final Float8Vector c0 = exec.getValueVectorById(new SchemaPath("varchar_cast2", ExpressionPosition.UNKNOWN), Float8Vector.class);
        final Float8Vector.Accessor a0 = c0.getAccessor();
        int count = 0;
        for (int i = 0; i < c0.getAccessor().getValueCount(); i++) {
            final Float8Holder holder0 = new Float8Holder();
            a0.get(i, holder0);
            assertEquals(12.56, holder0.value, 0.001);
            ++count;
        }
        assertEquals(5, count);
    }
    exec.close();
    context.close();
    if (context.getFailureCause() != null) {
        throw context.getFailureCause();
    }
    assertTrue(!context.isFailed());
}

Example 34 with FunctionImplementationRegistry

use of org.apache.drill.exec.expr.fn.FunctionImplementationRegistry in project drill by apache.

the class TestCastFunctions method testCastNumException.

@Test(expected = NumberFormatException.class)
public void testCastNumException(@Injectable final DrillbitContext bitContext, @Injectable UserClientConnection connection) throws Throwable {
    mockDrillbitContext(bitContext);
    final PhysicalPlanReader reader = PhysicalPlanReaderTestFactory.defaultPhysicalPlanReader(CONFIG);
    final PhysicalPlan plan = reader.readPhysicalPlan(Files.toString(FileUtils.getResourceAsFile("/functions/cast/testCastNumException.json"), Charsets.UTF_8));
    final FunctionImplementationRegistry registry = new FunctionImplementationRegistry(CONFIG);
    final FragmentContext context = new FragmentContext(bitContext, PlanFragment.getDefaultInstance(), connection, registry);
    final SimpleRootExec exec = new SimpleRootExec(ImplCreator.getExec(context, (FragmentRoot) plan.getSortedOperators(false).iterator().next()));
    while (exec.next()) {
    }
    exec.close();
    context.close();
    assertTrue(context.isFailed());
    if (context.getFailureCause() != null) {
        throw context.getFailureCause();
    }
}

Example 35 with FunctionImplementationRegistry

use of org.apache.drill.exec.expr.fn.FunctionImplementationRegistry in project drill by apache.

the class TestCastFunctions method testCastFloat4.

@Test
public //cast to float4
void testCastFloat4(@Injectable final DrillbitContext bitContext, @Injectable UserClientConnection connection) throws Throwable {
    mockDrillbitContext(bitContext);
    final PhysicalPlanReader reader = PhysicalPlanReaderTestFactory.defaultPhysicalPlanReader(CONFIG);
    final PhysicalPlan plan = reader.readPhysicalPlan(Files.toString(FileUtils.getResourceAsFile("/functions/cast/testCastFloat4.json"), Charsets.UTF_8));
    final FunctionImplementationRegistry registry = new FunctionImplementationRegistry(CONFIG);
    final FragmentContext context = new FragmentContext(bitContext, PlanFragment.getDefaultInstance(), connection, registry);
    final SimpleRootExec exec = new SimpleRootExec(ImplCreator.getExec(context, (FragmentRoot) plan.getSortedOperators(false).iterator().next()));
    while (exec.next()) {
        final Float4Vector c0 = exec.getValueVectorById(new SchemaPath("varchar_cast2", ExpressionPosition.UNKNOWN), Float4Vector.class);
        final Float4Vector.Accessor a0 = c0.getAccessor();
        int count = 0;
        for (int i = 0; i < c0.getAccessor().getValueCount(); i++) {
            final Float4Holder holder0 = new Float4Holder();
            a0.get(i, holder0);
            assertEquals(12.56, holder0.value, 0.001);
            ++count;
        }
        assertEquals(5, count);
    }
    exec.close();
    context.close();
    if (context.getFailureCause() != null) {
        throw context.getFailureCause();
    }
    assertTrue(!context.isFailed());
}