Uses of Class
org.apache.drill.exec.physical.impl.project.OutputWidthExpression

Packages that use OutputWidthExpression

Package	Description
org.apache.drill.exec.expr	Drill expression materialization and evaluation facilities.
org.apache.drill.exec.physical.impl.project

Uses of OutputWidthExpression in org.apache.drill.exec.expr

Methods in org.apache.drill.exec.expr with parameters of type OutputWidthExpression

Modifier and Type	Method and Description
T	AbstractExecExprVisitor.visitUnknown(OutputWidthExpression e, VAL value)

Uses of OutputWidthExpression in org.apache.drill.exec.physical.impl.project

Subclasses of OutputWidthExpression in org.apache.drill.exec.physical.impl.project

Modifier and Type	Class and Description
static class	OutputWidthExpression.FixedLenExpr Used to represent fixed-width values used in an expression.
static class	OutputWidthExpression.FunctionCallExpr FunctionCallExpr captures the details required to calculate the width of the output produced by a function that produces variable-width output.
static class	OutputWidthExpression.IfElseWidthExpr IfElseWidthExpr is uded to capture an IfExpression.
static class	OutputWidthExpression.VarLenReadExpr VarLenReadExpr captures the inputColumnName and the readExpression used to read a variable length column.

Methods in org.apache.drill.exec.physical.impl.project that return OutputWidthExpression

Modifier and Type	Method and Description
OutputWidthExpression	ProjectMemoryManager.VariableWidthColumnInfo.getOutputExpression()
OutputWidthExpression	OutputWidthVisitor.visitFixedLenExpr(OutputWidthExpression.FixedLenExpr fixedLenExpr, OutputWidthVisitorState state)
OutputWidthExpression	OutputWidthVisitor.visitFunctionCallExpr(OutputWidthExpression.FunctionCallExpr functionCallExpr, OutputWidthVisitorState state) Converts a OutputWidthExpression.FunctionCallExpr to a OutputWidthExpression.FixedLenExpr by passing the the args of the function to the width calculator for this function.
OutputWidthExpression	OutputWidthVisitor.visitFunctionHolderExpression(FunctionHolderExpression holderExpr, OutputWidthVisitorState state) Handles a FunctionHolderExpression.
OutputWidthExpression	OutputWidthVisitor.visitIfElseWidthExpr(OutputWidthExpression.IfElseWidthExpr ifElseWidthExpr, OutputWidthVisitorState state) Converts the OutputWidthExpression.IfElseWidthExpr to a OutputWidthExpression.FixedLenExpr by taking the max of the if-expr-width and the else-expr-width.
OutputWidthExpression	OutputWidthVisitor.visitIfExpression(IfExpression ifExpression, OutputWidthVisitorState state) Records the IfExpression as a OutputWidthExpression.IfElseWidthExpr.
OutputWidthExpression	OutputWidthVisitor.visitNullConstant(TypedNullConstant nullConstant, OutputWidthVisitorState state)
OutputWidthExpression	OutputWidthVisitor.visitQuotedStringConstant(ValueExpressions.QuotedString quotedString, OutputWidthVisitorState state)
OutputWidthExpression	OutputWidthVisitor.visitUnknown(LogicalExpression logicalExpression, OutputWidthVisitorState state)
OutputWidthExpression	OutputWidthVisitor.visitValueVectorReadExpression(ValueVectorReadExpression readExpr, OutputWidthVisitorState state) Records a variable width read expression as a OutputWidthExpression.VarLenReadExpr.
OutputWidthExpression	OutputWidthVisitor.visitValueVectorWriteExpression(ValueVectorWriteExpression writeExpr, OutputWidthVisitorState state) Records a variable width write expression.
OutputWidthExpression	OutputWidthVisitor.visitVarDecimalConstant(ValueExpressions.VarDecimalExpression varDecimalExpression, OutputWidthVisitorState state)
OutputWidthExpression	OutputWidthVisitor.visitVarLenReadExpr(OutputWidthExpression.VarLenReadExpr varLenReadExpr, OutputWidthVisitorState state) Converts the OutputWidthExpression.VarLenReadExpr to a OutputWidthExpression.FixedLenExpr by getting the size for the corresponding column from the RecordBatchSizer.

Methods in org.apache.drill.exec.physical.impl.project that return types with arguments of type OutputWidthExpression

Modifier and Type	Method and Description
ArrayList<OutputWidthExpression>	OutputWidthExpression.FunctionCallExpr.getArgs()

Constructors in org.apache.drill.exec.physical.impl.project with parameters of type OutputWidthExpression

Constructor and Description
IfElseWidthExpr(OutputWidthExpression ifExpr, OutputWidthExpression elseExpr)

Constructor parameters in org.apache.drill.exec.physical.impl.project with type arguments of type OutputWidthExpression

Constructor and Description
FunctionCallExpr(FunctionHolderExpression holder, OutputWidthCalculator widthCalculator, ArrayList<OutputWidthExpression> args)