CreateQuery t_skip_index_insert (children 3)
 Identifier t_skip_index_insert
 Columns definition (children 2)
  ExpressionList (children 2)
   ColumnDeclaration a (children 1)
    DataType UInt64
   ColumnDeclaration b (children 1)
    DataType UInt64
  ExpressionList (children 2)
   Index (children 2)
    Identifier a
    Function minmax (children 1)
     ExpressionList
   Index (children 2)
    Identifier b
    Function set (children 1)
     ExpressionList (children 1)
      Literal UInt64_3
 Storage definition (children 3)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList
  Set
