mysql return 0 if null
SELECT IFNULL(field, 0) AS field FROM products WHERE id = 1
SELECT IFNULL(SUM(field), 0) as field FROM productsmysql return 0 if null
SELECT IFNULL(field, 0) AS field FROM products WHERE id = 1
SELECT IFNULL(SUM(field), 0) as field FROM productsmysql check if not null
SELECT *
FROM table
WHERE YourColumn IS NOT NULL;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 where value is null
SELECT *
FROM contacts
WHERE last_name IS NULL;mysql if null
IFNULL(MAX(EMAIL), "[email protected]") as emailcheck if value is null mysql
SELECT * from TABLE where CODE IS NULL OR CODE!='C'Copyright © 2021 Codeinu
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