First, we set up an SQL query that selects the id, firstname and lastname columns from the MyGuests table. The next line of code runs the query and puts the resulting data into a variable called $result. Then, the function num_rows() checks if there are more than zero rows returned.

mysql_query() sends a unique query (multiple queries are not supported) to the currently active database on the server that's associated with the specified link_identifier.

Apr 18, 2022 · In this article, we will discuss how to execute an SQL query and how to fetch its result? We can perform a query against the database using the PHP mysqli_query() method. Syntax: We can use the mysqli_query( ) method in two ways: Object-oriented style; Procedural style; Parameters: connection: It is required that specifies the connection to use.

I'm trying to use the mysqli_query function in PHP to DESCRIBE the table. Here's my code: $link = mysqli_connect($DB_HOST, $DB_USER, $DB_PASS, $DATABASE); $result = mysqli_query($link,"DESCRIBE students");

Jul 26, 2022 · PHP provides functions to work with dates and times, allowing developers to display the current date/time, manipulate and format dates, and perform operations like date comparisons, time zone adjustments, and more.

You will learn how to query data from MySQL database by using PHP PDO and use PDO prepared statement to securely select data.

Mar 10, 2022 · When working with databases in PHP, comparing two values and posting the result involves querying the database to retrieve the values, performing a comparison operation, and then using the results as needed. This process typically includes connecting to the database, executing a query to fetch the v

In this tutorial you will learn how to select the records from MySQL database tables using the SQL SELECT query in PHP.

Oct 22, 2024 · Learn what is select query in PHP, the Syntax of select query & how to implement it with examples, using object oriented method & PDO method.

Dec 27, 2023 · This comprehensive tutorial aims to make you an expert at querying MySQL databases in PHP using the versatile mysqli_query function. By the end, you‘ll know how to: Construct optimized database queries across all common SQL statements