Curioustab
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Home
»
Database
»
Introduction to SQL
If you are going to use a combination of three or more AND and OR conditions, it is often easier to use the NOT and NOT IN operators.
True
Correct Answer:
True
← Previous Question
Next Question→
More Questions from
Introduction to SQL
The keyword BETWEEN can be used in a WHERE clause to refer to a range of values.
COUNT(field_name) tallies only those rows that contain a value; it ignores all null values.
SQL provides five built-in functions: COUNT, SUM, AVG, MAX, MIN.
The keyword LIKE can be used in a WHERE clause to refer to a range of values.
A dynamic view is one whose contents materialize when referenced.
The format SELECT-FROM-WHERE is the fundamental framework of SQL SELECT statements.
A SELECT statement within another SELECT statement and enclosed in square brackets ([...]) is called a subquery.
Indexes may be created or dropped at any time.
SQL is a programming language.
The SELECT command, with its various clauses, allows users to query the data contained in the tables and ask many different questions or ad hoc queries.
Discussion & Comments
No comments yet. Be the first to comment!
Name:
Comment:
Post Comment
Join Discussion
Discussion & Comments