ca.sqlpower.architect.etl
Class ETLUtils

java.lang.Object
  ca.sqlpower.architect.etl.ETLUtils

public class ETLUtils
extends java.lang.Object

Method Summary

static java.util.Map<SQLTable,java.util.Collection<SQLTable>>

findTableLevelMappings(java.util.Collection<SQLTable> targetTables) Generates a map from source tables to all their target tables.

Methods inherited from class java.lang.Object

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

Method Detail

findTableLevelMappings

public static java.util.Map<SQLTable,java.util.Collection<SQLTable>> findTableLevelMappings(java.util.Collection<SQLTable> targetTables)
                                                                                     throws ArchitectException

Generates a map from source tables to all their target tables.

Parameters:

targetTables -

Returns:

A map where the keys consist of all source tables that have at least one column which is a data source for the given list of target tables, and the value set is all target tables. If a particular target table has no columns with source columns defined, it will be in the mapping { null -> [tables, ...] }.

Throws:

ArchitectException