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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

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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

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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:

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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

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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

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The MB ShellSpy Control

This control lets you know when the user performs any file system operation, such as file or folder creation, deletion, renaming, and so on. In additionm you can know when

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Retrieve Time Zone information

The GetTimeZoneInformation API returns a TIME_ZONE_INFORMATION variable that contains several pieces of information about system’s time date and time setting. The first Long value in this structure holds the “distance”

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Multiple Line Headers on Grids

Question: Can I have multiple line headers on grids? Answer: No, you cannot have multiple line headers on grids in VFP, but you can simulate them by overlapping a shape

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Creating a New ID

Question: I am new to VFP. I want to create a unique number for a customer ID field in a table. The VFP sample program “tastrade” simply uses NEWID() as

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Getting the Next Set of Results

Question: I’m getting the first “page” of data from a table and I’m wondering about getting the next page… I’m using the query: SELECT TOP 50 ID, Name, Address, Phone,

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xp_cmdshell and Windows Apps

Question: Why can’t I run an application like ws-ftp from SQL with xp_xmdshell? ws-ftp will start, but it’s not visible on the screen. Answer: xp_cmdshell runs in the space of

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Convert Text to Proper Case

Question: I am using SQL Server 7 and would like to convert an uppercase string to proper case. Is there an easy way to do it? Answer: SQL Server has

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Rebuild Large Table with New Extents

Question: What is the best way to backup and/or unload a table and restore/reload to a new dbtable with new extents? Answer: If you have enough drive space, do an

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API Registry Calls

Question: I have code in Visual Basic that allows a user to search the Registry and return a value from the passed key and path. Can you show me a

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Disabling Items in a Listbox

Question: I have a listbox with two properties called DisabledItemBackcolor and Forecolor. How can I disable single items in the listbox? List.Enabled(ItemID)=.F. disables all items (like the Enabled-Property itself). You

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Using ORDER BY Based on a Parameter

Question: I want to construct an SQL query or stored procedure that will order its result set based on a query parameter. Something like: SELECT *FROM customersORDER BY ? Unfortunately,

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Combining Text Fields

Question: How do I combine multiple text fields into a single field? For example, combining someone’s first, middle, and last name into a field called “full name”. I’ve done a

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Queries Returning Empty Cursors on Informix

Question: When in production (several users), my Web application starts getting empty cursors when querying the Informix server. I’m sure the ‘right’ results are not empty. Also, I’ve seen, using

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SP to Obtain a Substring

Question: How do I create a stored procedure to obtain a substring of a char field from the first “[” encountered until the last-1 character? For example, I have a

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Current Time/Date Stamp

Question: How do I set up a field in a table to accept the current date and time? And how do I insert the current time/date into this field? Answer:

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NOW Function in Informix Hyperscript Tools

Question: I am using Hyperscript Tools for Informix on a Unix platform. To receive the current date and time, the NOW() function is used to get a value between 0

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Committed Read Isolation Level

Question: I’ve written several dynamic queries in VB importing a recordset from an Informix DB. The isolation level shows “Committed Read.” Does this place locks on the DB? Answer: Committed

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Auto-Incrementing Key Field

Question: Is there a command in Visual FoxPro 6.0 that is similar to the Microsoft Access “AutoNumber” feature? The field automatically generates a record number for each record. Answer: There

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Comparing Date Fields

Question: Can I compare the DATE field with Visual FoxPro? How would I structure a query to select all records in a table that had a date value after 02/08/99?

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Selecting “N” Records from Result Set

Question: How can we specify in a select statement to get first “n” records from the result set? E.g., select * from employee order by emp_num I just want the

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ODBC Installation

Question: I’m trying to install the of Informix for WinNT and during the process I get error number 126? Answer: Have you rebooted your system after installing the ODBC? It