about 8 years ago
To return the number of rows in a query,we use COUNT. It counts the numbers of records.
the syntax of SQL COUNT statement.
SELECT COUNT (expression)
SQL SELECT COUNT(column_name)
SELECT COUNT(name) FROM employee _table;
It will return the total number of names of employee_table. But null fields will not be counted.
SQL SELECT COUNT(*)
SELECT COUNT(*) FROM employee_table;
used to return the number of records in table.
Starting with Chrome version 45, NPAPI is no longer supported for Google Chrome. For more information, see Chrome and NPAPI (blog.chromium.org).
Firefox and Microsoft Internet Explorer are recommended browsers for websites using java applets.
Chrome Version Support
Are you sure, you want to delete this comment?
Terms of Service
| © copyright 2023 FindNerd.com. All rights reserved.
Sign up using