Example 6 with LiteralEncoder
use of io.prestosql.sql.planner.LiteralEncoder in project hetu-core by openlookeng.
the class TestScalarStatsCalculator method testVarbinaryConstant.
@Test
public void testVarbinaryConstant() {
LiteralEncoder literalEncoder = new LiteralEncoder(metadata);
Expression expression = literalEncoder.toExpression(Slices.utf8Slice("ala ma kota"), VARBINARY);
assertCalculate(expression).distinctValuesCount(1.0).lowValueUnknown().highValueUnknown().nullsFraction(0.0);
}
Also used :
Expression(io.prestosql.sql.tree.Expression)
LiteralEncoder(io.prestosql.sql.planner.LiteralEncoder)
Test(org.testng.annotations.Test)
Aggregations
LiteralEncoder (io.prestosql.sql.planner.LiteralEncoder)6
Expression (io.prestosql.sql.tree.Expression)3
Metadata (io.prestosql.metadata.Metadata)2
Type (io.prestosql.spi.type.Type)2
TypeAnalyzer (io.prestosql.sql.planner.TypeAnalyzer)2
Rule (io.prestosql.sql.planner.iterative.Rule)2
Map (java.util.Map)2
ImmutableList.toImmutableList (com.google.common.collect.ImmutableList.toImmutableList)1
ImmutableMap.toImmutableMap (com.google.common.collect.ImmutableMap.toImmutableMap)1
ImmutableSet (com.google.common.collect.ImmutableSet)1
Session (io.prestosql.Session)1
Capture (io.prestosql.matching.Capture)1
Capture.newCapture (io.prestosql.matching.Capture.newCapture)1
Captures (io.prestosql.matching.Captures)1
Pattern (io.prestosql.matching.Pattern)1
Block (io.prestosql.spi.block.Block)1
ColumnHandle (io.prestosql.spi.connector.ColumnHandle)1
Constraint (io.prestosql.spi.connector.Constraint)1
ProjectionApplicationResult (io.prestosql.spi.connector.ProjectionApplicationResult)1
ConnectorExpression (io.prestosql.spi.expression.ConnectorExpression)1
