How to check if any column has null value in sql Feb 22, 2017 · You can also check all columns in a table for 'nullable' property or any other property that you want, for example table named Bank. [aud] ALTER COLUMN [actname] nvarchar(50) NULL Any Dec 22, 2011 · You should use GREATEST/LEAST, this function returns NULL if at least one value is NULL. Apr 18, 2019 · I want to check if the column contains values other than numbers. To check if a value is NULL or not, you the IS NULL operator: value IS NULL Code language: PHP (php) The IS NULL returns true if the value is NULL or false otherwise. The SQL IS NULL condition is used to test for a NULL value (similar to the NULL definition above Oct 10, 2019 · You can trivially determine which columns may or may not contain null values by querying the COLUMNS view of INFORMATION_SCHEMA: select COLUMN_NAME, IS_NULLABLE from YOUR_DB. If all columns are character type, concat them: where column1 || column2 || column3 is null Or if they are all numeric types: where column1 + column2 + column3 is null The SQL Server ISNULL() function lets you return an alternative value when an expression is NULL: SELECT ProductName, UnitPrice * (UnitsInStock + ISNULL(UnitsOnOrder, 0)) FROM Products; I'm trying to figure out an easy query I can do to test if a large table has a list of entries that has at least ONE blank (NULL / empty) value in ANY column. Execute this query and then check if you are able to read any records. IF they are null, I will send an email notification per row. A SQL query will not compile unless all table and column references in the table exist. Now we will see who has more than 3 pets. smmuejvebuweycpsfyjafkkiekxqmhochblrsyngovrbettqquxtgdqljlxpdzinzlblvtz