CreateQuery t_map_int_key (children 3)
 Identifier t_map_int_key
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration m1 (children 1)
    DataType Map (children 1)
     ExpressionList (children 2)
      DataType UInt32
      DataType UInt32
   ColumnDeclaration m2 (children 1)
    DataType Map (children 1)
     ExpressionList (children 2)
      DataType Date
      DataType UInt32
 Storage definition (children 1)
  Function Memory
