October 9, 2000

Defining a Function with the ‘friend’ in a .cpp

Question: With the following: friend int operator == (const cs303Point& point0, const cs303Point& point1); in my .h file, how should the first line of the function definition look in the .cpp file? Answer: First of all, note that operator == returns a bool result rather than int. Therefore, it’s advisable

Informix Online Dynamic Server Installation

Question: We have Informix-Online Dynamic Server Version 5.1 running on Sun 4 architecture machines (Sparc 4, Sparc 5, etc.). We plan to upgrade some machine to Ultra 2. I just want to know if Informix-Online Dynamic Server Version 5.1 is compatible with the Ultra 2? Answer: You need to check

Validation on Date Inputs

Question: I’m using Web Datablade and IIF to develop Web pages. I need validation (other than JavaScript) on date inputs. How can I validate dates on IIF, using SPL or Web Datablade? Answer: I’m not a user of Web Datablade, so I don’t know if the validation is built into

Installation Problem

Question: I am trying to install Informix on Windows NT Server. After installation, I get the following error (after restarting): Columns: 80 Keyboard rate: 31 Keyboard delay: 1 Code page: 1252Must be a DBSA to run this programINFORMIX-OnLine Version 7.23.TC14X — On-Line — Up 00:51:18 — 9472 KbytesINFORMIX-OnLine Version 7.23.TC14X

Dropping a Bad Chunk

Question: I have a bad chunk in a dbspace that is bad and marked “down” by Informix. I don’t really care about the data in that chunk anyway, so I just want to drop it. But when I try to drop the chunk using “onspaces” it says I can’t because

Upgrade Issues with Informix 64-bit Version

Question: I am quite new as an Informix DBA. Our company is currently running the Informix 7.31 32-bit version on a 64-bit processor. They are thinking about upgrading to a 64-bit version. Will we face any problems in terms of installation, backup, or recovery? What care should be taken about