Category: MYSQL

Concatenate all values of a column in mysql

Mysql group concatenate select to string In select query if you want to concatenate all values of a column(all cells) in a single string with a separator. Then you can use a pre...

Mysql match first n characters

Many time we have a series of number in rows and we want to match only first 4 or 5 numbers in that row then we can use mysql inbuilt function. For example I have a doctor table...

MYSQL basic for command line Part Two

Ok lets start with Part Twoâ€ĶIn part one you got enough information how to start with SQL command line. So keep walking and try out other major basic stuff of SQL. I am providing...

MYSQL basic for command line Part One

For a beginner there is a list of all basic mysql commands. If you are working on command prompt or shell then you should have to learn these basics. I am listing some of basic not...

MySqli Connection Class

class Db_Mysqli { static $hostname; static $username; static $password; static $port; static $database; static $connection; /** * * @param String $hostname * @param String $username...

Mysql command line import-export single table

Go to terminal window To export type following command “mysqldump -u USERNAME -p dbname tableName > tableName.sql” Here mysqldump           is default mysql command...