CreateQuery tab (children 3)
 Identifier tab
 Columns definition (children 2)
  ExpressionList (children 1)
   ColumnDeclaration str (children 1)
    DataType String
  ExpressionList (children 1)
   Index (children 2)
    Identifier str
    Function text (children 1)
     ExpressionList (children 2)
      Function equals (children 1)
       ExpressionList (children 2)
        Identifier tokenizer
        Literal \'splitByNonAlpha\'
      Function equals (children 1)
       ExpressionList (children 2)
        Identifier max_cardinality_for_embedded_postings
        Literal Float64_1024
 Storage definition (children 2)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList