⟩ What is meant by query optimization?
The phase that identifies an efficient execution plan for evaluating a query that has the least estimated cost is referred to as query optimization.
The phase that identifies an efficient execution plan for evaluating a query that has the least estimated cost is referred to as query optimization.
Which system tables contain information on privileges granted and privileges obtained?
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?