Search results for: "rowCount"

Is there a more efficient way to check for empty results in PHP when fetching data from a database?

When fetching data from a database in PHP, you can check for empty results by using the `rowCount()` method of the PDOStatement object returned by the...

How can one handle a situation where a database query in PHP returns a positive result but no data is actually returned?

When a database query in PHP returns a positive result but no data is actually returned, it may be due to the query being successful but not finding a...

What are the best practices for handling empty result sets in PHP queries to prevent errors?

When querying a database in PHP, it is important to handle empty result sets to prevent errors. One way to do this is by checking if the result set is...

How can one check if a query result is empty before attempting to fetch data in PHP?

To check if a query result is empty before attempting to fetch data in PHP, you can use the `rowCount()` method to determine the number of rows return...

What is the difference between COUNT, mysqli_num_rows, and PDO synonym in PHP when counting entries in a MySQL table?

When counting entries in a MySQL table in PHP, COUNT is a SQL function that can be used in a query to directly count the number of rows that match cer...