Useful tips for everyday
How can I get different records from two tables in SQL? first we have join the tables using full outer join so it is combination…
Can ORDER BY BE USED IN subquery? An ORDER BY command cannot be used in a subquery, although the main query can use an ORDER…
What is the best way to create full-text indexes? To create a full text index choose your table and right click on that table and…
Why are there no slow queries in PostgreSQL? All those queries will never show up in the slow query log because they are still considered…
How do I know if a listener is down? Do the following: Log on to the host where the Oracle database resides. Change to the…
What are database permissions? Permissions are the types of access granted to specific securables. At the server level, permissions are assigned to SQL Server logins…
Where is the data from data classification stored in SQL Server 2019? SQL Server 2019 does not store information as the extended properties. Instead, it…
How do I email SSRS? To configure email settings in SSRS: Open the Reporting Services Configuration Manager and click E-mail Settings. Specify the email address,…
How does a check constraint work in SQL? If you define a CHECK constraint on a column it will allow only certain values for this…
What role does ER diagram play in database? Entity relationship diagrams provide a visual starting point for database design that can also be used to…