SYMMETRICDS-462 - Data loader table/column transformations.

symmetric/symmetric-core/src/main/resources/symmetric-schema.xml

@@ -413,8 +413,8 @@
 
     <table name="transform_column" description="Defines the column mappings and optional data transformation for a data loader transformation ">
             <column name="transform_id" type="VARCHAR" size="50" required="true" primaryKey="true"  description="Unique identifier of a specific transform." />
-            <column name="source_column_name" type="VARCHAR" size="50" primaryKey="true" description="Optional name of the source column.  Either the source column or the target column must be defined." />
-            <column name="target_column_name" type="VARCHAR" size="50" primaryKey="true" description="Optional name of the target column.  Either the source column or the target column must be defined." />
+            <column name="source_column_name" type="VARCHAR" size="50" required="true" primaryKey="true" description="Name of the source column." />
+            <column name="target_column_name" type="VARCHAR" size="50" required="true" primaryKey="true" description="Name of the target column." />
             <column name="pk" type="BOOLEANINT" size="1" default="0" description="Indicates whether this mapping defines a primary key to be used to identify the target row.  At least one row must be defined as a pk for each transform_id."/>
             <column name="transform_type" type="VARCHAR" size="50"  description="The name of a specific type of transform.  Custom transformers can be configured as extension points." />
             <column name="transform_expression" type="LONGVARCHAR"  description="An expression that is specific to the type of transform that is configured in transform_type.  See the documentation for each transformer for more details." />