CreateQuery src (children 3)
 Identifier src
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration a (children 1)
    DataType Tuple (children 1)
     ExpressionList (children 1)
      NameTypePair b (children 1)
       DataType Tuple (children 1)
        ExpressionList (children 1)
         NameTypePair c (children 1)
          DataType UInt32
   ColumnDeclaration json (children 1)
    DataType JSON (children 1)
     ExpressionList (children 1)
      ASTObjectTypeArgument (children 1)
       NameTypePair x.y (children 1)
        DataType UInt32
 Storage definition (children 1)
  Function Memory
