Go Premium for a chance to win a PS4. Enter to Win

x

SQL

SQL (Structured Query Language) is designed to be used in conjunction with relational database products as of a means of working with sets of data. SQL consists of data definition, data manipulation, and procedural elements. Its scope includes data insert, query, update and delete, schema creation and modification, and data access control.

Share tech news, updates, or what's on your mind.

Sign up to Post

Subform to show Calculations in Microsoft Access
Look below the covers at a subform control , and the form that is inside it. Explore properties and see how easy it is to aggregate, get statistics, and synchronize results for your data.

A Microsoft Access subform is used to show relevant calculations for data in the mainform.

A subform control is a container, like a bucket, for a form or report. Its properties specify: what it contains (Source Object), how it is linked (Link Master Fields, Link Child Fields), what it is called (Name), how big it is (Width, Height), where it is  (Top, Left), what it looks like (Border Color, Border Style, Special Effect), whether or not it shows (Visible), if the user can modify values (Locked, Enabled), and so on.

As you navigate from record to record in the mainform, data in the subform automatically changes. LinkMasterFields and LinkChildFields are used to synchronize the forms, without any more effort on your part!

On the mainform, LinkMasterFields is a combobox that stores CustomerID but shows the customer name and more. What is displayed in the combobox is influenced by Column Count, ColumnWidths, and ListWidth.

The form inside the subform control is a regular form designed to be used as a subform; and in this case, to display information only, so things like RecordSelectors and ScrollBars are turned off. The RecordSource for the subform (where it gets its data from) is a query that has 2 queries below it doing more calculations. See how queries are stacked to get …
0
Get your Conversational Ransomware Defense e‑book
LVL 1
Get your Conversational Ransomware Defense e‑book

This e-book gives you an insight into the ransomware threat and reviews the fundamentals of top-notch ransomware preparedness and recovery. To help you protect yourself and your organization. The initial infection may be inevitable, so the best protection is to be fully prepared.

SQL

SQL (Structured Query Language) is designed to be used in conjunction with relational database products as of a means of working with sets of data. SQL consists of data definition, data manipulation, and procedural elements. Its scope includes data insert, query, update and delete, schema creation and modification, and data access control.