What do you understand by the term SQL
What understand by the term SQL, and give its importance?
Expert
The abbreviation of SQL is Structured Query Language and is the most important data processing language employing nowadays. It is not a complete programming language such as Java or C++, however a data sublanguage employed for creating and processing database data and metadata. All DBMS products nowadays employ in SQL.
Clarify how we can export mappings to production environment?
What is OLAP? Briefly define it.
Illustrates the quickest sorting method to use?
Briefly describe the foreign key columns in dimension table and fact table?
Explain Batches and Session?
Specify the types of connections we use while connecting with the database?
Illustrate the multi value or multicolumn problem? Include an example not employed in the text.
Explain the procedure through which an end-user can share user objects with other users?
Illustrate the five SQL built-in functions.
To implement the priority queue what is the minimum number of queues we need?
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