* Type-mapping function translation
*/
public Object visit(ASTSubstring node, Object data)
{
StringBuffer buf = (StringBuffer) data;
JDBCFunctionMappingMetaData function = typeMapping.getFunctionMapping(JDBCTypeMappingMetaData.SUBSTRING);
Object[] args = new Object[]{
new NodeStringWrapper(node.jjtGetChild(0)),
new NodeStringWrapper(node.jjtGetChild(1)),
new NodeStringWrapper(node.jjtGetChild(2)),
};
function.getFunctionSql(args, buf);
return buf;
}