Get the new record primary key ID from MySQL insert query?

You need to use the LAST_INSERT_ID() function: http://dev.mysql.com/doc/refman/5.0/en/information-functions.html#function_last-insert-id Eg: This will get you back the PRIMARY KEY value of the last row that you inserted: The ID that was generated is maintained in the server on a per-connection basis. This means that the value returned by the function to a given client is the first … Read more

MySQL: What’s the difference between float and double?

They both represent floating point numbers. A FLOAT is for single-precision, while a DOUBLE is for double-precision numbers. MySQL uses four bytes for single-precision values and eight bytes for double-precision values. There is a big difference from floating point numbers and decimal (numeric) numbers, which you can use with the DECIMAL data type. This is … Read more

How to solve “Error: MySQL shutdown unexpectedly”?

IMPORTANT: do NOT delete ibdata1 file. You could destroy all your databases. Instead, first try using the MySQL backup folder which is included with XAMPP. So do next steps: Rename folder mysql/data to mysql/data_old Make a copy of mysql/backup folder and name it as mysql/data Copy all your database folders from mysql/data_old into mysql/data (except … Read more

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)