Public

Fully expands a RexLocalRef back into a pure RexNode tree containing no
RexLocalRefs (reversing the 

expandLocalRef

Returns the field reference of this program's filter condition, or null if there
is no condition.

getCondition

Returns the type of the input row to the program.

getInputRowType

Returns an array of references to the expressions which this program is to
project. Never null, may 

getProjectList

Creates a program which calculates projections and filters rows based upon a
condition. Does not att

create

Returns the common sub-expressions of this program.The list is never null but
may be empty; each the

getExprList

normalize

toString

Creates a program.The expressions must be valid: they must not contain common
expressions, forward r

<init>

Returns whether this program contains windowed aggregate functions

containsAggs

Returns the number of expressions in this program.

getExprCount

Returns the type of the output row from this program.

getOutputRowType

Collects the expressions in this program into a list of terms and values.

collectExplainTerms

Returns the number of expressions at the front of an array which are simply
projections of the same 

countTrivial

Creates a program that projects its input fields but with possibly different
names for the output fi

createIdentity

Given a list of expressions and a description of which are ordered, populates a
list of collations, 

deduceCollations

Writes an explanation of the expressions in this program to a plan writer.

explainCalc

Given a list of collations which hold for the input to this program, returns a
list of collations wh

getCollations

Returns a permutation, if this program is a permutation, otherwise null.

getPermutation

Returns the input field that an output field is populated from, or -1 if it is
populated from an exp

getSourceField

RexProgram

Creating JSON documents from java classes using gson

Thrown when a program encounters the end of a file or stream during an input
operation.

java.io.EOFException

An exception that indicates a failed JDBC operation. It provides the following
information about pro

java.sql.SQLException

An object that executes submitted Runnable tasks. This interface provides a way
of decoupling task s

java.util.concurrent.Executor

 JarFile is used to read jar entries and their associated data from jar files.

java.util.jar.JarFile

javax.swing.JList

Defines the contract between a returned instance and the runtime when an
application needs to provid

javax.ws.rs.core.Response

scheduleAtFixedRate

notifyDataSetChanged

runOnUiThread

/**
 * Creates a relational expression which permutes the output fields of a
 * relational expression according to a permutation.
 *
 * Optimizations:
 *
 * <ul>
 * <li>If the relational expression is a
 * {@link org.apache.calcite.rel.logical.LogicalCalc} or
 * {@link org.apache.calcite.rel.logical.LogicalProject} that is already
 * acting as a permutation, combines the new permutation with the old;</li>
 *
 * <li>If the permutation is the identity, returns the original relational
 * expression.</li>
 * </ul>
 *
 * If a permutation is combined with its inverse, these optimizations
 * would combine to remove them both.
 *
 * @param rel Relational expression
 * @param permutation Permutation to apply to fields
 * @param fieldNames Field names; if null, or if a particular entry is null,
 * the name of the permuted field is used
 * @return relational expression which permutes its input fields
 */

/**
 * Creates a relational expression which permutes the output fields of a
 * relational expression according to a permutation.
 *
 * Optimizations:
 *
 * <ul>
 * <li>If the relational expression is a
 * {@link org.apache.calcite.rel.logical.LogicalCalc} or
 * {@link org.apache.calcite.rel.logical.LogicalProject} that is already
 * acting as a permutation, combines the new permutation with the old;</li>
 *
 * <li>If the permutation is the identity, returns the original relational
 * expression.</li>
 * </ul>
 *
 * If a permutation is combined with its inverse, these optimizations
 * would combine to remove them both.
 *
 * @param rel Relational expression
 * @param permutation Permutation to apply to fields
 * @param fieldNames Field names; if null, or if a particular entry is null,
 * the name of the permuted field is used
 * @return relational expression which permutes its input fields
 */

How to use getPermutationmethodin org.apache.calcite.rex.RexProgram

Best Java code snippets using org.apache.calcite.rex.RexProgram.getPermutation (Showing top 2 results out of 315)

How to use
getPermutation
method
in
org.apache.calcite.rex.RexProgram