Package | Description |
---|---|
org.apache.drill.common.expression |
Logical expression tree representation.
|
org.apache.drill.common.expression.visitors |
Visitors for validating or optimizing logical expressions.
|
org.apache.drill.exec.compile.sig |
TODO - write docs for this package
|
org.apache.drill.exec.expr |
Drill expression materialization and evaluation facilities.
|
org.apache.drill.exec.expr.fn.interpreter | |
org.apache.drill.exec.physical.impl.project |
Modifier and Type | Method and Description |
---|---|
Void |
ExpressionStringBuilder.visitNullConstant(TypedNullConstant e,
StringBuilder sb) |
Modifier and Type | Method and Description |
---|---|
Boolean |
AggregateChecker.visitNullConstant(TypedNullConstant e,
ErrorCollector value) |
Void |
ExpressionValidator.visitNullConstant(TypedNullConstant e,
ErrorCollector value) |
T |
AbstractExprVisitor.visitNullConstant(TypedNullConstant e,
VAL value) |
T |
ExprVisitor.visitNullConstant(TypedNullConstant e,
VAL value) |
Modifier and Type | Method and Description |
---|---|
Boolean |
ConstantExpressionIdentifier.visitNullConstant(TypedNullConstant e,
IdentityHashMap<LogicalExpression,Object> value) |
Modifier and Type | Method and Description |
---|---|
LogicalExpression |
CloneVisitor.visitNullConstant(TypedNullConstant e,
Void value) |
Integer |
HashVisitor.visitNullConstant(TypedNullConstant e,
Void value) |
Modifier and Type | Method and Description |
---|---|
ValueHolder |
InterpreterEvaluator.EvalVisitor.visitNullConstant(TypedNullConstant e,
Integer value) |
Modifier and Type | Method and Description |
---|---|
OutputWidthExpression |
OutputWidthVisitor.visitNullConstant(TypedNullConstant nullConstant,
OutputWidthVisitorState state) |
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