MySQL includes a number of built-in string manipulation functions that are similar to the functions provided by Web scripting languages such as PHP. You can use these functions in both the "SELECT" ...
LEFT(first_name,2) AS first_2_letters_from_the_left, RIGHT(first_name,3) AS first_3_letters_from_the_right, SUBSTRING(first_name,2) AS starting_from_the_second_letter ...
Sommige resultaten zijn verborgen omdat ze mogelijk niet toegankelijk zijn voor u.
Niet-toegankelijke resultaten weergeven