WebMySQL Data Types (Version 8.0) In MySQL there are three main data types: string, numeric, and date and time. String Data Types Numeric Data Types Note: All the numeric data types may have an extra option: UNSIGNED or ZEROFILL. If you add the UNSIGNED option, MySQL disallows negative values for the column. WebNov 23, 2024 · If you have incoming data that holds a "phone number", use a variable name that will never lead to confusion. phone_number, phone, or mobile_phone, etc might be better choices than $numbers which comes from $_REQUEST ["number"].
How to store phone numbers on MySQL databases?
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Format and Store Phone Numbers in MySQL - zditect.com
WebMay 17, 2016 · I would like to display the register_number and phone_number of the student. The phone_number should be in the following format: +91-123-456-7890 and if the phone_number is NULL, then it should display N/A. The table looks like: WebOriginally Answered: Should phone number types be labeled as int types or varchar in MySQL? We generally use character based datatype (varchar) to store the phone numbers. It allows for storing all types of phone number formats like … WebSay you store 00 in the database and you use a server that only works with + they you have to replace 00 with + for that application. So, store numbers as numbers. incidence of surgical errors