Useful tips for everyday
How do you reverse an update in SQL? You can undo changes that aren’t committed to source control yet. In the Object Explorer, right-click the…
What does enable row movement do? When you add the clause “enable row movement” to a create table statement, you are giving Oracle permission to…
Is PostgreSQL real time database? PostgreSQL is a powerful, open source object-relational database system that uses and extends the SQL language combined with many features…
How do you send an email alert when a change is made to a database record? Description Open SQL Server Management Studio and connect to…
How do I move a cluster from one node to another? The Move-ClusterGroup cmdlet moves a clustered role (a resource group) from one node to…
What is the difference between MDX and SQL? Both MDX and SQL are frequently used in OLAP queries, and mainstream BI vendors provide support for…
How do you confirm tls1 2 is enabled? Open Google Chrome. Click Alt F and select Settings. Scroll down and select Show advanced settings… Scroll…
How do you check if a record exists in a table SQL? To test whether a row exists in a MySQL table or not, use…
What is benchmarking in MySQL? Using MySQL the benchmark tests a single MySQL Server instance. Using MySQL Cluster the benchmark tool can drive large distributed…
How many columns you can apply in primary key? SQL PRIMARY KEY on CREATE TABLE. ); Note: In the example above there is only ONE…