CreateQuery join_engine (children 3)
 Identifier join_engine
 Columns definition (children 1)
  ExpressionList (children 3)
   ColumnDeclaration id1 (children 1)
    DataType LowCardinality (children 1)
     ExpressionList (children 1)
      DataType String
   ColumnDeclaration id2 (children 1)
    DataType LowCardinality (children 1)
     ExpressionList (children 1)
      DataType String
   ColumnDeclaration v (children 1)
    DataType Int64
 Storage definition (children 1)
  Function Join (children 1)
   ExpressionList (children 4)
    Identifier ANY
    Identifier LEFT
    Identifier id1
    Identifier id2
