Question

Which of the following are placeholders for literal values in a SQL query being sent to the database

• A. Reduction and resolution variables .
• B. Resolution variables
• C. Reduction variables
• D. Assimilation variables
• E. Bind variables

Answer 1

The correct option is E Bind variables

The bind variable is placeholders for literal values or an alternative way to sent data to the database. Instead of putting the values directly into the SQL statement, you just use a placeholder like?,: name or @name.