CreateQuery mass_table_457 (children 3)
 Identifier mass_table_457
 Columns definition (children 1)
  ExpressionList (children 3)
   ColumnDeclaration key (children 1)
    DataType Array (children 1)
     ExpressionList (children 1)
      DataType Tuple (children 1)
       ExpressionList (children 2)
        DataType Float64
        DataType Float64
   ColumnDeclaration name (children 1)
    DataType String
   ColumnDeclaration value (children 1)
    DataType UInt64
 Storage definition (children 1)
  Function Memory
