ELSE: execute another line of script when the condition is not met : If « Transact SQL « SQL Server / T-SQL

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SQL Server / T-SQL » Transact SQL » If 
ELSE: execute another line of script when the condition is not met


22>
23CREATE TABLE employee  (emp_no    INTEGER NOT NULL,
24>                         emp_fname CHAR(20NOT NULL,
25>                         emp_lname CHAR(20NOT NULL,
26>                         dept_no   CHAR(4NULL)
27>
28insert into employee values(1,  'Matthew', 'Smith',    'd3')
29insert into employee values(2,  'Ann',     'Jones',    'd3')
30insert into employee values(3,  'John',    'Barrimore','d1')
31insert into employee values(4,  'James',   'James',    'd2')
32insert into employee values(5,  'Elsa',    'Bertoni',  'd2')
33insert into employee values(6,  'Elke',    'Hansel',   'd2')
34insert into employee values(7,  'Sybill',  'Moser',    'd1')
35>
36select from employee
37> GO

(rows affected)

(rows affected)

(rows affected)

(rows affected)

(rows affected)

(rows affected)

(rows affected)
emp_no      emp_fname            emp_lname            dept_no
----------- -------------------- -------------------- -------
          Matthew              Smith                d3
          Ann                  Jones                d3
          John                 Barrimore            d1
          James                James                d2
          Elsa                 Bertoni              d2
          Elke                 Hansel               d2
          Sybill               Moser                d1

(rows affected)
1>
2>
3> -- ELSE: execute another line of script when the condition is not met:
4>
5CREATE PROCEDURE spTableExists
6>   @TableName VarChar(128)
7> AS
8>   IF EXISTS(SELECT FROM sysobjects WHERE name = @TableName)
9>     PRINT @TableName + 'exists'
10>   ELSE
11>     PRINT @TableName + 'does not'
12> GO
1>
2> EXEC spTableExists 'employee'
3> GO
employeeexists
1>
2> drop table employee
3> drop procedure spTableExists
4> GO
1>
2>
           
       
Related examples in the same category
1. IF and else IF
2. Conditional Logic IF
3. IF and EXISTS function
4. If statement
5. If else statement
6. if and else if statement
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