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Tag: mysql

PHP script does not execute the MYSQL command

I want to update price on invoice with this PHP code (the config file is included, more SQL statements are executed above this): full code (html form): Whole script and things around are working, but the MYSQL exec. isnt working for some reasons (no errors at all) Answer This: should be: Don’t put param…

Php mysql query update of data gives syntax error

This is my php code to update products in database: It gives this error: Answer This code should work: But a better approach would be to use parameterized prepared statements as you are vulnerable now to SQL injections. Also refer to: https://dev.mysql.com/doc/apis-php/en/apis-php-mysqli.quickstart.prepared-s…

Change JSON value in database with PHP

I have a params column in my MySQL database containing this: ‘{“usergroup” : “1”, “language” : “ENG”}’; . Can I change only the language value ENG to GER in just 1 step using a standard PDO update? Obviously, I could just SELECT the whole content of …