Updating multiple fields mysql ct online dating service
Most text fields can be displayed with something like htmlentities($fieldvalue, ENT_QUOTES).If your server does not have the “magic quotes” featured turned on, text fields should be processed with something like mysql_real_escape_string($fieldvalue).Please note that, unlike other DBMS such as SQL Server, Oracle, etc., when using UPDATE, My SQL will not update columns where the new value is the same as the old value, and as such, you may see a message that indicates 0 records are updated even though there are records that match the UPDATE criteria. Update data in a column in table A based on a common column in table B.
My SQL can use either standard or non-standard (non ANSI standard) SQL syntax format to perform cross-table update.
The syntax for updating a single column is as follows: In this case, there is only one row that satisfies the condition in the WHERE clause.