CreateQuery t_memory_compressed (children 3)
 Identifier t_memory_compressed
 Columns definition (children 1)
  ExpressionList (children 4)
   ColumnDeclaration id (children 1)
    DataType UInt64
   ColumnDeclaration s (children 1)
    DataType String
   ColumnDeclaration arr (children 1)
    DataType Array (children 1)
     ExpressionList (children 1)
      DataType LowCardinality (children 1)
       ExpressionList (children 1)
        DataType String
   ColumnDeclaration m (children 1)
    DataType Map (children 1)
     ExpressionList (children 2)
      DataType String
      DataType String
 Storage definition (children 2)
  Function Memory
  Set
