CreateQuery tab (children 3)
 Identifier tab
 Columns definition (children 2)
  ExpressionList (children 1)
   ColumnDeclaration str (children 1)
    DataType String
  ExpressionList (children 2)
   Index (children 2)
    Identifier str
    Function text (children 1)
     ExpressionList (children 1)
      Function equals (children 1)
       ExpressionList (children 2)
        Identifier tokenizer
        Function ngrams (children 1)
         ExpressionList (children 1)
          Literal UInt64_3
   Index (children 2)
    Identifier str
    Function set (children 1)
     ExpressionList (children 1)
      Literal UInt64_10
 Storage definition (children 3)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList
  Set
