org.apache.calcite.sql

Class SqlJdbcFunctionCall.JdbcToInternalLookupTable

java.lang.Object

org.apache.calcite.sql.SqlJdbcFunctionCall.JdbcToInternalLookupTable

Enclosing class:

SqlJdbcFunctionCall

private static class SqlJdbcFunctionCall.JdbcToInternalLookupTable
extends Object

Lookup table between JDBC functions and internal representation

Field Summary

Fields

Modifier and Type	Field and Description
(package private) static SqlJdbcFunctionCall.JdbcToInternalLookupTable	INSTANCE The singleton instance.
private Map<String,SqlJdbcFunctionCall.MakeCall>	map

Constructor Summary

Constructors

Modifier	Constructor and Description
private	JdbcToInternalLookupTable()

Method Summary

Modifier and Type	Method and Description
SqlJdbcFunctionCall.MakeCall	lookup(String name) Tries to lookup a given function name JDBC to an internal representation.
private SqlJdbcFunctionCall.MakeCall	simple(SqlOperator operator)

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

static final SqlJdbcFunctionCall.JdbcToInternalLookupTable INSTANCE

The singleton instance.

map

private final Map<String,SqlJdbcFunctionCall.MakeCall> map

Constructor Detail

JdbcToInternalLookupTable

private JdbcToInternalLookupTable()

Method Detail

simple

private SqlJdbcFunctionCall.MakeCall simple(SqlOperator operator)

lookup

public SqlJdbcFunctionCall.MakeCall lookup(String name)

Tries to lookup a given function name JDBC to an internal representation. Returns null if no function defined.