The condition column NOT LIKE 'pattern' is equivalent to the condition NOT (column LIKE 'pattern') : LIKE « Query « SQL Server / T-SQL Tutorial






5> CREATE TABLE employee(
6>    id          INTEGER NOT NULL PRIMARY KEY,
7>    first_name  VARCHAR(10),
8>    last_name   VARCHAR(10),
9>    salary      DECIMAL(10,2),
10>    start_Date  DATETIME,
11>    region      VARCHAR(10),
12>    city        VARCHAR(20),
13>    managerid   INTEGER
14> );
15> GO
1> INSERT INTO employee VALUES (1, 'Jason' ,  'Martin', 5890,'2005-03-22','North','Vancouver',3);
2> GO

(1 rows affected)
1> INSERT INTO employee VALUES (2, 'Alison',  'Mathews',4789,'2003-07-21','South','Utown',4);
2> GO

(1 rows affected)
1> INSERT INTO employee VALUES (3, 'James' ,  'Smith',  6678,'2001-12-01','North','Paris',5);
2> GO

(1 rows affected)
1> INSERT INTO employee VALUES (4, 'Celia' ,  'Rice',   5567,'2006-03-03','South','London',6);
2> GO

(1 rows affected)
1> INSERT INTO employee VALUES (5, 'Robert',  'Black',  4467,'2004-07-02','East','Newton',7);
2> GO

(1 rows affected)
1> INSERT INTO employee VALUES (6, 'Linda' ,  'Green' , 6456,'2002-05-19','East','Calgary',8);
2> GO

(1 rows affected)
1> INSERT INTO employee VALUES (7, 'David' ,  'Larry',  5345,'2008-03-18','West','New York',9);
2> GO

(1 rows affected)
1> INSERT INTO employee VALUES (8, 'James' ,  'Cat',    4234,'2007-07-17','West','Regina',9);
2> GO

(1 rows affected)
1> INSERT INTO employee VALUES (9, NULL  ,  'Act',    6123,'2001-04-16','North','Toronto',10);
2> GO

(1 rows affected)
1>
2> select * from employee;
3> GO
id          first_name last_name  salary       start_Date              region     city                 managerid
----------- ---------- ---------- ------------ ----------------------- ---------- -------------------- -----------
          1 Jason      Martin          5890.00 2005-03-22 00:00:00.000 North      Vancouver                      3
          2 Alison     Mathews         4789.00 2003-07-21 00:00:00.000 South      Utown                          4
          3 James      Smith           6678.00 2001-12-01 00:00:00.000 North      Paris                          5
          4 Celia      Rice            5567.00 2006-03-03 00:00:00.000 South      London                         6
          5 Robert     Black           4467.00 2004-07-02 00:00:00.000 East       Newton                         7
          6 Linda      Green           6456.00 2002-05-19 00:00:00.000 East       Calgary                        8
          7 David      Larry           5345.00 2008-03-18 00:00:00.000 West       New York                       9
          8 James      Cat             4234.00 2007-07-17 00:00:00.000 West       Regina                         9
          9 NULL       Act             6123.00 2001-04-16 00:00:00.000 North      Toronto                       10

(9 rows affected)
1>
2>
3>
4> SELECT *  FROM employee WHERE first_name NOT LIKE '[^J-O]%'
5> GO
id          first_name last_name  salary       start_Date              region     city                 managerid
----------- ---------- ---------- ------------ ----------------------- ---------- -------------------- -----------
          1 Jason      Martin          5890.00 2005-03-22 00:00:00.000 North      Vancouver                      3
          3 James      Smith           6678.00 2001-12-01 00:00:00.000 North      Paris                          5
          6 Linda      Green           6456.00 2002-05-19 00:00:00.000 East       Calgary                        8
          8 James      Cat             4234.00 2007-07-17 00:00:00.000 West       Regina                         9

(4 rows affected)
1>
2> SELECT *  FROM employee WHERE  NOT ( first_name LIKE '[^J-O]%')
3> GO
id          first_name last_name  salary       start_Date              region     city                 managerid
----------- ---------- ---------- ------------ ----------------------- ---------- -------------------- -----------
          1 Jason      Martin          5890.00 2005-03-22 00:00:00.000 North      Vancouver                      3
          3 James      Smith           6678.00 2001-12-01 00:00:00.000 North      Paris                          5
          6 Linda      Green           6456.00 2002-05-19 00:00:00.000 East       Calgary                        8
          8 James      Cat             4234.00 2007-07-17 00:00:00.000 West       Regina                         9

(4 rows affected)
1>
2>
3> drop table employee;
4> GO
1>
2>








1.13.LIKE
1.13.1.The syntax of the WHERE clause with a LIKE phrase
1.13.2.Example Results that match the mask
1.13.3.LIKE 'DAMI[EO]N'
1.13.4.use LIKE to retrieve rows that match a string pattern.
1.13.5.LIKE 'N[^K-Y]'
1.13.6.NOT LIKE '[1-9]%'
1.13.7.LIKE is an operator that compares column values with a specified pattern.
1.13.8.The use of the wildcard characters % and_.
1.13.9.begin with a character in the range C through F.
1.13.10.The character ^ specifies the negation of a range or a list of characters.
1.13.11.The condition column NOT LIKE 'pattern' is equivalent to the condition NOT (column LIKE 'pattern')
1.13.12.Any of the wildcard characters (%, _' [, ], or ?) enclosed in square brackets stand for themselves.
1.13.13.ESCAPE option
1.13.14.Use two variables in like function
1.13.15.Pattern matching with upper case string
1.13.16.Using Wildcards with LIKE and '_'