org.apache.shardingsphere.sql.parser.relation.metadata

Class RelationMetas

java.lang.Object

org.apache.shardingsphere.sql.parser.relation.metadata.RelationMetas

public final class RelationMetas
extends Object

Relation metas.

Author:

zhangliang

Constructor Summary

Constructors

Constructor and Description
RelationMetas()

Method Summary

Modifier and Type	Method and Description
boolean	containsColumn(String tableName, String columnName) Judge whether contains column name.
boolean	containsTable(String tableName) Judge whether contains table.
List<String>	getAllColumnNames(String tableName) Get all column names via table.

Methods inherited from class java.lang.Object

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

Constructor Detail

RelationMetas

public RelationMetas()

Method Detail

containsTable

public boolean containsTable(String tableName)

Judge whether contains table.

Parameters:

tableName - table name

Returns:

contains table or not

containsColumn

public boolean containsColumn(String tableName,
                              String columnName)

Judge whether contains column name.

Parameters:

tableName - table name

columnName - column name

Returns:

contains column or not

getAllColumnNames

public List<String> getAllColumnNames(String tableName)

Get all column names via table.

Parameters:

tableName - table name

Returns:

column names