Useful tips for everyday
What is the most efficient database? Most Popular Databases in 2020 MySQL. MySQL has been at the top of the popularity ranking for several years.…
What language is used to display XML? Extensible Markup Language XML Extensible Markup Language Base standards SGML Related standards XML Schema Domain Data serialization Abbreviation…
What happens during DBCC Checkdb? DBCC CHECKDB, from Microsoft MSDN Library, checks logical and physical integrity of all the objects in the specified database by…
How do I reference a foreign key in PostgreSQL? In this syntax: First, specify the name for the foreign key constraint after the CONSTRAINT keyword.…
How do I connect to a local database in Oracle SQL Developer? Configure Oracle SQL Developer Cloud Connection Run Oracle SQL Developer locally. The Oracle…
Can you delete MySQL BinLogs? Those are mysql bin logs. The server can get seriously irritated if you delete them with rm. Instead, use PURGE…
What is B-tree index explain? The B-tree index is the default index type in Oracle. This index type is known as B-tree because the table…
How does composite index work in PostgreSQL? A “composite index”, also known as “concatenated index”, is an index on multiple columns in a table. Can…
What happens if row level security is enabled in SQL? If a dbo user, a member of the db_owner role, or the table owner queries…
How many labels does ImageNet have? ImageNet contains more than 20,000 categories with a typical category, such as “balloon” or “strawberry”, consisting of several hundred…