What is the data type of a column in MySQL?

The data type of a column defines what value the column can hold: integer, character, money, date and time, binary, and so on. MySQL Data Types (Version 8.0) Each column in a database table is required to have a name and a data type. An SQL developer must decide what type of data that will be stored inside each column when creating a table.

What is a numeric datatype in MySQL?

Numeric Datatypes. (Introduced in MySQL 4.1) This is a synonym for the DECIMAL datatype. Single precision floating point number. Where m is the total digits and d is the number of digits after the decimal. Double precision floating point number. Where m is the total digits and d is the number of digits after the decimal.

What are the Common String datatypes in MySQL?

Although the numeric and date types are fun, most data you’ll store will be in a string format. This list describes the common string datatypes in MySQL. CHAR (M) − A fixed-length string between 1 and 255 characters in length (for example CHAR (5)), right-padded with spaces to the specified length when stored.

What is a float number in MySQL?

A floating point number. MySQL uses the p value to determine whether to use FLOAT or DOUBLE for the resulting data type. If p is from 0 to 24, the data type becomes FLOAT(). If p is from 25 to 53, the data type becomes DOUBLE () DOUBLE (size, d) A normal-size floating point number. The total number of digits is specified in size.

What types of data types does mymysql support?

MySQL supports all standard SQL numeric data types. These types include the exact numeric data types ( INTEGER , SMALLINT , DECIMAL, and NUMERIC ), as well as the approximate numeric data types ( FLOAT , REAL, and DOUBLE PRECISION ).

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Which is best data type for phone number in MySQL and what

2147483647

In MySQL -> INT(10) does not mean a 10-digit number, it means an integer with a display width of 10 digits. The maximum value for an INT in MySQL is 2147483647 (or 4294967295 if unsigned).

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Frequently Asked Questions
What is the data type of a column in MySQL?
The data type of a column defines what value the column can hold: integer, character, money, date and time, binary, and so on. MySQL Data Types (Version 8.0) Each column in a database table is required to have a name and a data type. An SQL developer must decide what type of data that will be stored inside each column when creating a table.
What is a numeric datatype in MySQL?
Numeric Datatypes. (Introduced in MySQL 4.1) This is a synonym for the DECIMAL datatype. Single precision floating point number. Where m is the total digits and d is the number of digits after the decimal. Double precision floating point number. Where m is the total digits and d is the number of digits after the decimal.
What are the Common String datatypes in MySQL?
Although the numeric and date types are fun, most data you’ll store will be in a string format. This list describes the common string datatypes in MySQL. CHAR (M) − A fixed-length string between 1 and 255 characters in length (for example CHAR (5)), right-padded with spaces to the specified length when stored.
What is a float number in MySQL?
A floating point number. MySQL uses the p value to determine whether to use FLOAT or DOUBLE for the resulting data type. If p is from 0 to 24, the data type becomes FLOAT(). If p is from 25 to 53, the data type becomes DOUBLE () DOUBLE (size, d) A normal-size floating point number. The total number of digits is specified in size.
What types of data types does mymysql support?
MySQL supports all standard SQL numeric data types. These types include the exact numeric data types ( INTEGER , SMALLINT , DECIMAL, and NUMERIC ), as well as the approximate numeric data types ( FLOAT , REAL, and DOUBLE PRECISION ).

Mysql Contact Number Data Type