24 дек. 2015 г. · Phone numbers are made of numbers. Using varchar allows user to store any type of formatting, with ( or not, with - or . and it quickly creates ...

17 мая 2016 г. · I have a database with table name student . I would like to display the register_number and phone_number of the student. The phone_number should ...

16 дек. 2014 г. · Telephone Number: Probably some varchar in the 25-30 range (here you don't need Unicode support). Unless you know for sure you will only support ...

2 мая 2018 г. · The database currently includes phone numbers for about 10+ countries all saved in different formats. The DBMS used is MySQL. What would be an efficient way to ...

9 февр. 2018 г. · Storing variable length arrays of doubles in MySQL without loss of information · 14 · Datatype for phone number: VARCHAR, INT or BIGINT? 3.

24 сент. 2015 г. · I would recommend the 3 column solution with area code optional. It will be able to handle cases of countries where mobile numbers do have area code.

20 июн. 2015 г. · It is much easier and faster on the database to use a character based format like CHAR(32) or VARCHAR(32).

14 авг. 2021 г. · I agree that phone number are not "numbers". They should be stored as strings (say, VARCHAR(20) ). Probably you should remove all punctuation ...

4 июл. 2018 г. · A simple UPDATE should suffice. Make sure your column isn't a numeric type or you will lose leading zeroes. UPDATE USERS SET MOBILE = CONCAT('092', MOBILE)

20 апр. 2013 г. · Create two fields in the Phone number table called NumberTypeID and OwnerID and create another table called NumberType. ... MySQL database column ...