Network schema uses a graph data structure to organize records example for such a database management system is CTCG while a hierarchical schema uses a tree data structure example for such a system is IMS.
What is use of CASCADE CONSTRAINTS?
The INSERT INTO Statements
Which command displays the SQL command in the SQL buffer, and then executes it?
What will be the output of following query?
What operator tests column for absence of data?
What is the difference between TRUNCATE and DELETE commands?
What does the following query do?
State true or false. EXISTS, SOME, ANY are operators in SQL?
Which command executes the contents of a specified file?
What is the use of DESC in SQL?
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