Useful tips for everyday
What u mean by cursor? In computer user interfaces, a cursor is an indicator used to show the current position for user interaction on a…
How do I sum a calculated column in SQL? The aggregate function SUM is ideal for computing the sum of a column’s values. This function…
Is MySQL suitable for big data? MySQL was not designed for running complicated queries against massive data volumes which requires crunching through a lot of…
Can you have 2 else ifs? You can have as many else if statements as necessary. In the case of many else if statements, the…
Does sharding increase speed of queries? 2 Answers. If you generate an appropriate key that allows MongoDB to shard (see their documentation on how to…
How do you run a query on a linked server? Right-click on the Linked Server node and choose New Linked Server. In the General tab…
What happens if WHERE clause is not added to update statement? WHERE clause in an UPDATE Statement. When updating your table, the WHERE clause is…
How do I change a slash to a dot in excel? 3 Answers. Select the column by clicking on the Letter at the top of…
How can I monitor database activity? Database activity monitoring is done by combining several techniques such as network sniffing, memory scraping and reading system tables…
How do I repair a corrupted BAK file? How to Fix Corrupted SQL Server Backup File? Click Open and then hit the Browse button to…