Can we use or condition in SQL?
The OR condition can be used in the SQL UPDATE statement to test for multiple conditions. This example would update all favorite_website values in the customers table to techonthenet.com where the customer_id is 5000 or the last_name is Reynolds or the first_name is Paige.
How do you do and condition in SQL query?
The SQL AND condition and OR condition can be combined to test for multiple conditions in a SELECT, INSERT, UPDATE, or DELETE statement. When combining these conditions, it is important to use parentheses so that the database knows what order to evaluate each condition.
What is a conditional statement in SQL?
Like many other programming languages, PL/SQL supports decision making statements, These statements are also called conditional statement. Conditional statements work on basis of a predefined condition’s output Basic Syntax of IF-ELSE is like this in PL/SQL.
What is a SQL condition?
Syntax for SQL Condition Types. A condition specifies a combination of one or more expressions and logical (Boolean) operators and returns a value of TRUE, FALSE, or unknown. Conditions have several forms. The sections that follow show the syntax for each form of condition. Refer to Chapter 5, “Subclauses” for the syntax of the subclauses.
What is if statement in SQL?
SQL Else If. The SQL Else If statement is very useful to check multiple conditions at once. It is an extension to the If then Else (which we discussed in the earlier post). If Else statement will only execute the statements when the given condition is either true or False but in real world, we may have to check more than two conditions.
What is a case statement in SQL Server?
Understanding the SQL Server CASE statement Creating dummy data. The script above has created a dummy database called ShowRoom with one Table in it called Cars. SQL Server CASE statement syntax. CASE statement examples. Multiple conditions in CASE statement. Using GROUP BY with SQL Server CASE statement. Conclusion. Other great articles from Ben.