Useful tips for everyday
What is the closure of a set of functional dependencies? The Closure Of Functional Dependency means the complete set of all possible attributes that can…
What is the main reason for corruption? Main causes for corruption are according to the studies (1) the size and structure of governments, (2) the…
Can we take log backup in mirroring? You can’t take log backups on a mirror DB (it’s not online), only on the principal. There’s no…
Is there any way to repair an InnoDB table? If you find any difficulty while manually repairing InnoDB tables of MySQL database or any of…
How can we avoid duplicate records in SQL while joining two tables? The keyword DISTINCT is used to eliminate duplicate rows from a query result:…
Which is faster SQlDataAdapter and SqlDataReader? A SqlDataAdapter is typically used to fill a DataSet or DataTable and so you will have access to the…
What is read uncommitted isolation level? Read Uncommitted – Read Uncommitted is the lowest isolation level. In this level, one transaction may read not yet…
What is the role of job scheduler? Scheduler Job Responsibilities: Answers phones and emails, schedules and confirms appointments, and inputs customer data into company systems.…
Can you do two joins in SQL? A single SQL query can join two or more tables. When there are three or more tables involved,…
How to enable cleartext plugin? This can be done in several ways: Set the LIBMYSQL_ENABLE_CLEARTEXT_PLUGIN environment variable to a value that begins with 1 ,…