Useful tips for everyday
What is NetApp SnapManager? NetApp® SnapManager® automates and simplifies the complex and time-consuming processes associated with the backup, recovery and cloning of databases. SnapManager uses…
How do I compare two db schemas? To compare database definitions. On the Tools menu, select SQL Server, and then click New Schema Comparison. Alternatively,…
How do I run a select query for better optimization? It’s vital you optimize your queries for minimum impact on database performance. Define business requirements…
What is the purpose of wal-e in PostgreSQL? WAL-E is a program designed to perform continuous archiving of PostgreSQL WAL files and base backups. To…
What is the difference between a table and a range? Question: What is the difference between a table and a range in Excel? Select four…
How does MySQL master master replication work? Most people are familiar with the concept of master-slave replication, where the master database keeps a log of…
Is TLS 1.2 FIPS validated? TLS versions 1.1 and 1.2 are approved for the protection of federal information, when properly configured. It requires that TLS…
How do you write a UPDATE command? UPDATE table_name SET column1 = value1, column2 = value2,… WHERE condition; table_name: name of the table column1: name…
Is there a real performance difference between int and VARCHAR? My conclusion is that there’s no performance difference for this particular use case. Depends on…
Why MySQL server is not starting in XAMPP? If my sql running But Port Not Showing in Xampp then Click Config > my. ini edit…