InsertQuery   (children 3)
 Function s3 (children 1)
  ExpressionList (children 3)
   Identifier s3_conn
   Function equals (children 1)
    ExpressionList (children 2)
     Identifier filename
     Function concat (children 1)
      ExpressionList (children 2)
       Function currentDatabase (children 1)
        ExpressionList
       Literal \'/{_partition_id}/test.parquet\'
   Function equals (children 1)
    ExpressionList (children 2)
     Identifier format
     Identifier Parquet
 Literal UInt64_1
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 3)
    ExpressionList (children 1)
     Asterisk
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier system.numbers
    Literal UInt64_10
