org.apache.calcite.adapter.jdbc

Class JdbcImplementor.Context

java.lang.Object

org.apache.calcite.adapter.jdbc.JdbcImplementor.Context

Direct Known Subclasses:

JdbcImplementor.AliasContext

Enclosing class:

JdbcImplementor

public abstract class JdbcImplementor.Context
extends Object

Context for translating a RexNode expression (within a RelNode) into a SqlNode expression (within a SQL parse tree).

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	JdbcImplementor.Context(int fieldCount)

Method Summary

Methods

Modifier and Type	Method and Description
abstract SqlNode	field(int ordinal)
List<SqlNode>	fieldList()
SqlNode	toSql(AggregateCall aggCall) Converts a call to an aggregate function to an expression.
SqlNode	toSql(RelFieldCollation collation) Converts a collation to an ORDER BY item.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JdbcImplementor.Context

protected JdbcImplementor.Context(int fieldCount)

Method Detail

field

public abstract SqlNode field(int ordinal)

fieldList

public List<SqlNode> fieldList()

toSql

public SqlNode toSql(AggregateCall aggCall)

Converts a call to an aggregate function to an expression.

toSql

public SqlNode toSql(RelFieldCollation collation)

Converts a collation to an ORDER BY item.