CreateQuery tab (children 3)
 Identifier tab
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration id (children 1)
    DataType Int32
   ColumnDeclaration vec (children 1)
    DataType Array (children 1)
     ExpressionList (children 1)
      DataType Float32
 Storage definition (children 3)
  Function MergeTree (children 1)
   ExpressionList
  Identifier id
  Set
