Unrecognized Database Format

Access 2010: Unrecognized Database Format

I’ve been seeing more and more people having problems with the Unrecognized Database Format when creating or modifying an Access 2007 (accdb) format database in Access 2010 and then trying to open it again in Access 2007. The issue appears to be that Access 2010 does not have its own file format. When you add a…

IS NULL: Understanding and Using the Null Value in Microsoft Access

In Microsoft Access, a null value is a value that is not assigned or unknown. When working with databases, it’s important to understand how to use and identify null values in order to ensure accurate and efficient data management. The IS NULL operator is one of the most useful tools for working with null values…

Enable and Disable a Form Control using VBA

I was working on a design for an Order Management Database, and one of the tasks I dealt with involved dynamically Enabling or Disabling one of the form’s Command Buttons’ using VBA. This gave me the idea for the present Access tip. The command button was located on a Customer Details form which had an Orders…

Microsoft Access File Extensions

Microsoft Access saves information under the following file formats: File Format Extension Access Project (2007, 2010) .adp Access Blank Project Template (2007, 2010) .adn Access Database (2007, 2010, 2013, 2016) .accdb Access Record-Locking Information (2007, 2010, 2013, 2016) laccdb Access Web App Reference .accdw Access Signed Packages .accdc Access Database, used for Add-ins .accda Access…

Access CDate() function to SQL Server equivalent

What is the SQL Server equivalent to Access CDate() function? Access SQL CDate([Event Timestamp]) SQL Server Equivalent cast([Event Timestamp] as datetime) convert(datetime, [Event Timestamp])

Use controls, not fields

Sometimes we need to use fields from a RecordSource that aren’t shown on the form. It is legal to reference them directly even if they don’t have a control. For example, we can have a form bound to a RecordSource like so: SELECT c.CompanyID, c.CompanyName FROM Companies; And only display CompanyName in a textbox but…

Fixes or workarounds for recent issues in Access

Access crashes and slow performance Error: “Automatic configuration of the current version of Microsoft Access has failed.” occurs when you try to start Microsoft Access after updating to Version 1802 [FIXED] ISSUE You may get the following error when start Access after updating to Monthly Channel Version 1802 (Build 9029.2167 or higher): “Automatic configuration of…

Hiding the Navigation Pane with VBA

Once you have created an Access Database Application to be used by other people, it may well be important for you to prevent users from gaining access to any of its design features. By this I mean, you may not want users to modify your tables, forms and queries etc in design view (inadvertently or…

Access InStr() function to SQL Server equivalent

What is the SQL Server equivalent to Access InStr() function? TargetField: String expression being searched SearchValue: String expression being sought StartPosition: Starting position for each search (optional) Access SQL InStr(TargetField, SearchValue) InStr(StartPosition, TargetField, SearchValue) SQL Server CHARINDEX(SearchValue, TargetField) CHARINDEX(SearchValue, TargetField, StartPosition)

Use properties instead of constant or magic numbers

A common programming mistake is to hard-code literals that corresponds to some property. That is particularly true with certain controls like tab controls & pages. The tab control exposes a Value property that indicates the current tab and the pages contains a PageIndex property that indicates its position in the tabs of the control. Thus,…