TechRepublic

How to query multiple tables in SQL

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...
Houston Chronicle

How to Add Columns to a Data Table

Microsoft Excel 2010 can convert a worksheet to a data table to help you quickly analyze your related data in formatted rows and columns. When you need to expand the table layout, apply the Home tab ...
TechRepublic

How to create tables and add data to MySQL database with MySQL Workbench

The MySQL Workbench main window. How to create tables and add data to MySQL database with MySQL Workbench Your email has been sent The MySQL Workbench GUI is cross-platform, open source, and ...
Ars Technica

Access: automatically add record to one table when data is added to different table

I do not believe Jet (the database engine Access uses) supports table-level triggers, so you'll need to use a macro or VBA code in a form to trigger the extra record.
Visual Studio Magazine

Converting JSON Objects to Relational Tables, Part 2: Creating Related Tables

SQL Server's OpenJson function will let you dismantle JSON structures into relational tables, including tables with foreign/primary key relationships. As I noted in an earlier column, JSON is great ...