CreateQuery t_lwu_deletes_vertical (children 3)
 Identifier t_lwu_deletes_vertical
 Columns definition (children 1)
  ExpressionList (children 5)
   ColumnDeclaration id (children 1)
    DataType UInt64
   ColumnDeclaration c1 (children 1)
    DataType UInt64
   ColumnDeclaration c2 (children 1)
    DataType UInt64
   ColumnDeclaration c3 (children 1)
    DataType String
   ColumnDeclaration c4 (children 1)
    DataType String
 Storage definition (children 3)
  Function MergeTree
  Identifier id
  Set
