CreateQuery test_00961 (children 3)
 Identifier test_00961
 Columns definition (children 1)
  ExpressionList (children 6)
   ColumnDeclaration d (children 1)
    DataType Date
   ColumnDeclaration a (children 1)
    DataType String
   ColumnDeclaration b (children 1)
    DataType UInt8
   ColumnDeclaration x (children 1)
    DataType String
   ColumnDeclaration y (children 1)
    DataType Int8
   ColumnDeclaration z (children 1)
    DataType UInt32
 Storage definition (children 4)
  Function MergeTree
  Identifier d
  Function tuple (children 1)
   ExpressionList (children 2)
    Identifier a
    Identifier b
  Set
