Sarah, a cheetah residing at the Cincinnati zoo is undoubtedly the fastest of all land mammals. On June 20, 2012 she ran 100m in 5.95 seconds with a top speed of 61 mph. Thatâs nearly 4 seconds faster than Boltâs 100m world record and more than double his top speed.
Windows Management Instrumentation Query Language (WQL) is Microsoft 's implementation of the CIM Query Language (CQL), a query language for the Common Information Model (CIM) standard from the Distributed Management Task Force (DMTF).It is a subset of the standard ANSI SQL with minor semantic changes. basic WQL query remains fairly understandable for people with basic SQL knowledge.
SQL > SQL NULL > NVL Function. The NVL( ) function is available in Oracle, and not in MySQL or SQL Server. This function is used to replace NULL value with another value. It is similar to the IFNULL Function in MySQL and the ISNULL Function in SQL Server. For example, if we have the following table, Table Sales_Data.