CreateQuery j (children 3)
 Identifier j
 Columns definition (children 2)
  ExpressionList (children 2)
   ColumnDeclaration id1 (children 1)
    DataType Int8
   ColumnDeclaration id2 (children 1)
    DataType Int8
  ExpressionList (children 1)
   Projection (children 1)
    ProjectionSelectQuery (children 2)
     ExpressionList (children 2)
      Identifier id1
      Identifier id2
     Identifier id2
 Storage definition (children 3)
  Function MergeTree
  Identifier id1
  Set