本文整理汇总了Java中com.facebook.presto.metadata.MetadataManager.getType方法的典型用法代码示例。如果您正苦于以下问题：Java MetadataManager.getType方法的具体用法？Java MetadataManager.getType怎么用？Java MetadataManager.getType使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.facebook.presto.metadata.MetadataManager的用法示例。
在下文中一共展示了MetadataManager.getType方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: testUnnestNonNumericDoubles
import com.facebook.presto.metadata.MetadataManager; //导入方法依赖的package包/类
@Test
public void testUnnestNonNumericDoubles()
throws Exception
{
MetadataManager metadata = createTestMetadataManager();
Type arrayType = metadata.getType(parseTypeSignature("array<double>"));
Type mapType = metadata.getType(parseTypeSignature("map<bigint,double>"));
List<Page> input = rowPagesBuilder(BIGINT, arrayType, mapType)
.row(1, arrayBlockOf(DOUBLE, NEGATIVE_INFINITY, POSITIVE_INFINITY, NaN),
mapBlockOf(BIGINT, DOUBLE, ImmutableMap.of(1, NEGATIVE_INFINITY, 2, POSITIVE_INFINITY, 3, NaN)))
.build();
OperatorFactory operatorFactory = new UnnestOperator.UnnestOperatorFactory(
0, new PlanNodeId("test"), ImmutableList.of(0), ImmutableList.<Type>of(BIGINT), ImmutableList.of(1, 2), ImmutableList.of(arrayType, mapType), false);
Operator operator = operatorFactory.createOperator(driverContext);
MaterializedResult expected = resultBuilder(driverContext.getSession(), BIGINT, DOUBLE, BIGINT, DOUBLE)
.row(1, NEGATIVE_INFINITY, 1, NEGATIVE_INFINITY)
.row(1, POSITIVE_INFINITY, 2, POSITIVE_INFINITY)
.row(1, NaN, 3, NaN)
.build();
assertOperatorEquals(operator, input, expected);
}
示例2: testUnnest
import com.facebook.presto.metadata.MetadataManager; //导入方法依赖的package包/类
@Test
public void testUnnest()
throws Exception
{
MetadataManager metadata = createTestMetadataManager();
Type arrayType = metadata.getType(parseTypeSignature("array<bigint>"));
Type mapType = metadata.getType(parseTypeSignature("map<bigint,bigint>"));
List<Page> input = rowPagesBuilder(BIGINT, arrayType, mapType)
.row(1, arrayBlockOf(BIGINT, 2, 3), mapBlockOf(BIGINT, BIGINT, ImmutableMap.of(4, 5)))
.row(2, arrayBlockOf(BIGINT, 99), null)
.row(3, null, null)
.pageBreak()
.row(6, arrayBlockOf(BIGINT, 7, 8), mapBlockOf(BIGINT, BIGINT, ImmutableMap.of(9, 10, 11, 12)))
.build();
OperatorFactory operatorFactory = new UnnestOperator.UnnestOperatorFactory(
0, new PlanNodeId("test"), ImmutableList.of(0), ImmutableList.<Type>of(BIGINT), ImmutableList.of(1, 2), ImmutableList.of(arrayType, mapType), false);
Operator operator = operatorFactory.createOperator(driverContext);
MaterializedResult expected = resultBuilder(driverContext.getSession(), BIGINT, BIGINT, BIGINT, BIGINT)
.row(1, 2, 4, 5)
.row(1, 3, null, null)
.row(2, 99, null, null)
.row(6, 7, 9, 10)
.row(6, 8, 11, 12)
.build();
assertOperatorEquals(operator, input, expected);
}
示例3: testUnnestWithArray
import com.facebook.presto.metadata.MetadataManager; //导入方法依赖的package包/类
@Test
public void testUnnestWithArray()
throws Exception
{
MetadataManager metadata = createTestMetadataManager();
Type arrayType = metadata.getType(parseTypeSignature("array<array<bigint>>"));
Type mapType = metadata.getType(parseTypeSignature("map<array<bigint>,array<bigint>>"));
List<Page> input = rowPagesBuilder(BIGINT, arrayType, mapType)
.row(
1,
arrayBlockOf(new ArrayType(BIGINT), ImmutableList.of(2, 4), ImmutableList.of(3, 6)),
mapBlockOf(new ArrayType(BIGINT), new ArrayType(BIGINT), ImmutableMap.of(ImmutableList.of(4, 8), ImmutableList.of(5, 10))))
.row(2, arrayBlockOf(new ArrayType(BIGINT), ImmutableList.of(99, 198)), null)
.row(3, null, null)
.pageBreak()
.row(
6,
arrayBlockOf(new ArrayType(BIGINT), ImmutableList.of(7, 14), ImmutableList.of(8, 16)),
mapBlockOf(new ArrayType(BIGINT), new ArrayType(BIGINT), ImmutableMap.of(ImmutableList.of(9, 18), ImmutableList.of(10, 20), ImmutableList.of(11, 22), ImmutableList.of(12, 24))))
.build();
OperatorFactory operatorFactory = new UnnestOperator.UnnestOperatorFactory(
0, new PlanNodeId("test"), ImmutableList.of(0), ImmutableList.<Type>of(BIGINT), ImmutableList.of(1, 2), ImmutableList.of(arrayType, mapType), false);
Operator operator = operatorFactory.createOperator(driverContext);
MaterializedResult expected = resultBuilder(driverContext.getSession(), BIGINT, new ArrayType(BIGINT), new ArrayType(BIGINT), new ArrayType(BIGINT))
.row(1, ImmutableList.of(2L, 4L), ImmutableList.of(4L, 8L), ImmutableList.of(5L, 10L))
.row(1, ImmutableList.of(3L, 6L), null, null)
.row(2, ImmutableList.of(99L, 198L), null, null)
.row(6, ImmutableList.of(7L, 14L), ImmutableList.of(9L, 18L), ImmutableList.of(10L, 20L))
.row(6, ImmutableList.of(8L, 16L), ImmutableList.of(11L, 22L), ImmutableList.of(12L, 24L))
.build();
assertOperatorEquals(operator, input, expected);
}
示例4: testUnnestWithOrdinality
import com.facebook.presto.metadata.MetadataManager; //导入方法依赖的package包/类
@Test
public void testUnnestWithOrdinality()
throws Exception
{
MetadataManager metadata = createTestMetadataManager();
Type arrayType = metadata.getType(parseTypeSignature("array<bigint>"));
Type mapType = metadata.getType(parseTypeSignature("map<bigint,bigint>"));
List<Page> input = rowPagesBuilder(BIGINT, arrayType, mapType)
.row(1, arrayBlockOf(BIGINT, 2, 3), mapBlockOf(BIGINT, BIGINT, ImmutableMap.of(4, 5)))
.row(2, arrayBlockOf(BIGINT, 99), null)
.row(3, null, null)
.pageBreak()
.row(6, arrayBlockOf(BIGINT, 7, 8), mapBlockOf(BIGINT, BIGINT, ImmutableMap.of(9, 10, 11, 12)))
.build();
OperatorFactory operatorFactory = new UnnestOperator.UnnestOperatorFactory(
0, new PlanNodeId("test"), ImmutableList.of(0), ImmutableList.<Type>of(BIGINT), ImmutableList.of(1, 2), ImmutableList.of(arrayType, mapType), true);
Operator operator = operatorFactory.createOperator(driverContext);
MaterializedResult expected = resultBuilder(driverContext.getSession(), BIGINT, BIGINT, BIGINT, BIGINT, BIGINT)
.row(1, 2, 4, 5, 1)
.row(1, 3, null, null, 2)
.row(2, 99, null, null, 1)
.row(6, 7, 9, 10, 1)
.row(6, 8, 11, 12, 2)
.build();
assertOperatorEquals(operator, input, expected);
}