Mysql if null

Mysql where value is null

SELECT *
FROM contacts
WHERE last_name IS NULL;

Check if value is null mysql

SELECT * from TABLE where CODE IS NULL OR CODE!='C'

Source: stackoverflow.com

Mysql ifnull

##syntax:
SELECT IFNULL(col_with_null_value, default_value);

##you can see the result select with the string NA where the document is null:
SELECT IFNULL(user_document_id, 'NA');

Mysql if null

IFNULL(MAX(EMAIL), "example@google.com") as email

Mysql return 0 if null

SELECT IFNULL(field, 0) AS field FROM products WHERE id = 1

SELECT IFNULL(SUM(field), 0) as field FROM products

If null mysql

SELECT IFNULL(NULL, "W3Schools.com");

Similar codes

0 vote170 views1 answer
Increment id in mysql
SQL
0 vote223 views1 answer
Plsql check how much space all databases are consuming
SQL
1 vote203 views1 answer
Sql group by sum with condition
SQL
0 vote313 views4 answers
Stored procedure sql
SQL
0 vote198 views1 answer
#1231 - Variable 'sql_mode' can't be set to the value of 'NULL'
SQL
2 votes186 views2 answers
Mysql get time from datetime
SQL
0 vote179 views1 answer
How to reset AI in sql
SQL
0 vote211 views1 answer
Sort by
SQL
0 vote190 views1 answer
How to write if case in select query in select statement
SQL
0 vote203 views1 answer
Select new table sql
SQL