CreateQuery tab (children 3)
 Identifier tab
 Columns definition (children 1)
  ExpressionList (children 5)
   ColumnDeclaration f64 (children 1)
    DataType Float64
   ColumnDeclaration f64_tdigest (children 2)
    DataType Float64
    Function STATISTICS (children 1)
     ExpressionList (children 1)
      Function tdigest
   ColumnDeclaration f32 (children 1)
    DataType Float32
   ColumnDeclaration s (children 1)
    DataType String
   ColumnDeclaration a (children 1)
    DataType Array (children 1)
     ExpressionList (children 1)
      DataType Float64
 Storage definition (children 2)
  Function MergeTree (children 1)
   ExpressionList
  Function tuple (children 1)
   ExpressionList
