How display all records in PHP MySQL?
Data can be fetched from MySQL tables by executing SQL SELECT statement through PHP function mysql_query. You have several options to fetch data from MySQL. The most frequently used option is to use function mysql_fetch_array(). This function returns row as an associative array, a numeric array, or both.
How show all data from database in PHP?
php $connect=mysql_connect(‘localhost’, ‘root’, ‘password’); mysql_select_db(“name”); //here u select the data you want to retrieve from the db $query=”select * from tablename”; $result= mysql_query($query); //here you check to see if any data has been found and you define the width of the table If($result){ echo “< …
What does Mysql_fetch_row () function do?
The fetch_row() / mysqli_fetch_row() function fetches one row from a result-set and returns it as an enumerated array.
How can I see all tables in MySQL?
MySQL Show/List Tables
- Step 1: Open the MySQL Command Line Client that appeared with a mysql> prompt.
- Step 2: Next, choose the specific database by using the command below:
- Step 3: Finally, execute the SHOW TABLES command.
- Output:
- Syntax.
What is difference between mysql_fetch_array and mysql_fetch_row?
Difference between mysql_fetch_array() and mysql_fetch_row() mysql_fetch_row is the same as mysql_fetch_array with MYSQL_NUM. That is, you get an array with a numeric index. However, with mysql_fetch_array you can also specify MYSQL_ASSOC, in which case the array is indexed by the column names.
What is multiple row subquery in SQL?
Multiple-row subqueries are nested queries that can return more than one row of results to the parent query. Multiple-row subqueries are used most commonly in WHERE and HAVING clauses. Since it returns multiple rows, it must be handled by set comparison operators (IN, ALL, ANY).
What is Group_concat in MySQL?
The GROUP_CONCAT() function in MySQL is used to concatenate data from multiple rows into one field. This is an aggregate (GROUP BY) function which returns a String value, if the group contains at least one non-NULL value. Otherwise, it returns NULL.
How to fetch all result rows in a MySQL array?
Look at example of procedural style at the bottom. The fetch_all () / mysqli_fetch_all () function fetches all result rows and returns the result-set as an associative array, a numeric array, or both.
How do I get the number of rows in MySQL?
Description. mysql_num_rows ( resource $result ): int|false. Retrieves the number of rows from a result set. This command is only valid for statements like SELECT or SHOW that return an actual result set. To retrieve the number of rows affected by a INSERT, UPDATE, REPLACE or DELETE query, use mysql_affected_rows () .
How do I get the last row in a MySQL Query?
The MySQL Function Select FOUND_ROWS ( ) will return the result of the last SQL_CALC_FOUND_ROWS! Keep in mind. MySQL 4.0 supports a fabulous new feature that allows you to get the number of rows that would have been returned if the query did not have a LIMIT clause. To use it, you need to add SQL_CALC_FOUND_ROWS to the query, e.g.
Is it possible to get the entire array in MySQL?
As NikiC pointed out you should not be using the mysql_ functions any longer, you can fetch the entire array in both PDO and mysqli, Here is a example to fetch all rows using the mysqli->fetch_all function, hope this helps!