org.apache.shardingsphere.infra.federation.optimizer.converter

Class SQLNodeConverterEngine

java.lang.Object

org.apache.shardingsphere.infra.federation.optimizer.converter.SQLNodeConverterEngine

public final class SQLNodeConverterEngine
extends Object

SQL node converter engine.

Constructor Summary

Constructors

Constructor and Description
SQLNodeConverterEngine()

Method Summary

Modifier and Type	Method and Description
static org.apache.calcite.sql.SqlNode	convertToSQLNode(org.apache.shardingsphere.sql.parser.sql.common.statement.SQLStatement statement) Convert SQL statement to SQL node.
static org.apache.shardingsphere.sql.parser.sql.common.statement.SQLStatement	convertToSQLStatement(org.apache.calcite.sql.SqlNode sqlNode) Convert SQL node to SQL statement.

Methods inherited from class java.lang.Object

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

Constructor Detail

SQLNodeConverterEngine

public SQLNodeConverterEngine()

Method Detail

convertToSQLNode

public static org.apache.calcite.sql.SqlNode convertToSQLNode(org.apache.shardingsphere.sql.parser.sql.common.statement.SQLStatement statement)

Convert SQL statement to SQL node.

Parameters:

statement - SQL statement to be converted

Returns:

sqlNode converted SQL node

convertToSQLStatement

public static org.apache.shardingsphere.sql.parser.sql.common.statement.SQLStatement convertToSQLStatement(org.apache.calcite.sql.SqlNode sqlNode)

Convert SQL node to SQL statement.

Parameters:

sqlNode - sqlNode converted SQL node

Returns:

SQL statement to be converted