private void getTableColumns(HttpServletRequest req, HttpServletResponse resp)
throws IOException {
// get table or view definition
String schema = req.getParameter("schema");
String tableName = req.getParameter("tableName");
String dsName = req.getParameter("dsName");
// String queryId=req.getParameter( "queryId" );
String alias = req.getParameter("alias");
TableView tableView = DBView.getTable(dsName, schema, tableName);
responseTableDefinition(resp, tableView, alias);
}
