docs: public Table defineLocalTable(HsqlName tableName, HsqlName[] colNames, Type[] colTypes) {
          // I'm not sure the table type, here TableBase.CACHED_TABLE, matters
          // all that much.
      	assert(localTables != null);
          Table newTable = TableUtil.newTable(database, TableBase.CACHED_TABLE, tableName);
          TableUtil.setColumnsInSchemaTable(newTable, colNames, colTypes);
          newTable.createPrimaryKey(new int[0]);
          localTables.put(tableName.name, newTable);
          return newTable;
      }