Many people are confused by various JOIN operations supported by SQL. Learn to master the SQL command line with this crash course in JOIN syntax.

This article is about the command-line clients for MariaDB, PostgreSQL and SQLite, but one of the main things you do when using such clients is write SQL statements.

However, running this command may result in data loss. Alternatively, you can use a professional SQL database repair software, like Stellar Repair for MS SQL. It can repair corrupt SQL database ...

Apache Hive: This is the original SQL-on-Hadoop solution, which tries to emulate the behavior, syntax, and interface (s) of MySQL, including a command-line client. It also includes a Java API and ...

All the information in SQL Server database is stored in 8 KB-sized pages. If any page gets corrupted, server fails to read the data in the database and displays different errors. Some common errors ...

The sample data in SQL is provided by Microsoft's AdventureWorks training database, which can be provided both on your own SQL server and directly as an Azure SQL Database. Microsoft provides ...

I have sort of an odd situation. I have a lot of distributed machines working on a simulation. They each start out with their own work, process it, and eventually put it into a SQL database ...

SQL server will allow zero-length strings without issue, as long as your datatype supports it. Just assign the string value of ('') and you're done, no headaches.

I'm down on SQL Server Management Studio right now. I basically just spent a day trying to swap out the evaluation version of SQL Server 2008 R2 with the Express version, and SSMS just wouldn't ...