CreateQuery test (children 3)
 Identifier test
 Columns definition (children 1)
  ExpressionList (children 6)
   ColumnDeclaration start_s (children 3)
    DataType UInt32
    Function defaultValueOfTypeName
    Literal \'start UNIX time\'
   ColumnDeclaration start_us (children 3)
    DataType UInt16
    Function defaultValueOfTypeName
    Literal \'start microseconds\'
   ColumnDeclaration finish_s (children 3)
    DataType UInt32
    Function defaultValueOfTypeName
    Literal \'finish UNIX time\'
   ColumnDeclaration finish_us (children 3)
    DataType UInt16
    Function defaultValueOfTypeName
    Literal \'finish microseconds\'
   ColumnDeclaration captured (children 2)
    DataType DateTime
    Function fromUnixTimestamp (children 1)
     ExpressionList (children 1)
      Identifier start_s
   ColumnDeclaration duration (children 2)
    DataType Decimal32 (children 1)
     ExpressionList (children 1)
      Literal UInt64_6
    Function plus (children 1)
     ExpressionList (children 2)
      Function minus (children 1)
       ExpressionList (children 2)
        Identifier finish_s
        Identifier start_s
      Function divide (children 1)
       ExpressionList (children 2)
        Function minus (children 1)
         ExpressionList (children 2)
          Identifier finish_us
          Identifier start_us
        Literal UInt64_1000000
 Storage definition (children 1)
  Function Null
