CreateQuery table_map_with_key_integer (children 3)
 Identifier table_map_with_key_integer
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration m (children 1)
    DataType Map (children 1)
     ExpressionList (children 2)
      DataType Nullable (children 1)
       ExpressionList (children 1)
        DataType String
      DataType String
 Storage definition (children 2)
  Function MergeTree (children 1)
   ExpressionList
  Function tuple (children 1)
   ExpressionList
