What is a Tinyint in SQL?
The TINYINT data type is an integer value from 0 to 255. TINYINT is the smallest integer data type and only uses 1 byte of storage. An example usage of TINYINT is a person’s age since no person reaches the age of 255.
What is Tinyint used for?
TINYINT is a very small integer. The minimum and maximum SIGNED values are -128 and 127 respectively, while for UNSIGNED values TINYINT range is from 0 to 255. TINYINT uses 1 byte per row. It is the best option when you want to save space on your disk and enhance performance.
What is the value of Tinyint?
1
Table 11.1 Required Storage and Range for Integer Types Supported by MySQL
| Type | Storage (Bytes) | Maximum Value Unsigned |
|---|---|---|
| TINYINT | 1 | 255 |
| SMALLINT | 2 | 65535 |
| MEDIUMINT | 3 | 16777215 |
| INT | 4 | 4294967295 |
What data type is Tinyint?
A 1-byte integer data type used in CREATE TABLE and ALTER TABLE statements.
What is the difference between Tinyint and int?
Both TINYINT and INT are exact numeric data types, used for storing integer data. Below table lists out the major difference between TINYINT and INT Data Types….Difference between TINYINT and INT data type in Sql Server.
| TINYINT | INT | |
|---|---|---|
| Storage Size | 1 byte | 4 bytes |
| Minimum Value | 0 | -2,147,483,648 (-2^31) |
| Maximum Value | 255 | 2,147,483,647 (2^31-1) |
Is Tinyint a Boolean?
There is no difference between TINYINT(1) and Boolean. The keyword Bool or Boolean internally converts into TINYINT(1) or we can say Bool or Boolean are synonymous with TINYINT(1).
What is the highest value of Tinyint?
127
Table 11.1 Required Storage and Range for Integer Types Supported by MySQL
| Type | Storage (Bytes) | Maximum Value Signed |
|---|---|---|
| TINYINT | 1 | 127 |
| SMALLINT | 2 | 32767 |
| MEDIUMINT | 3 | 8388607 |
| INT | 4 | 2147483647 |
What is Tinyint 3 MySQL?
This answer is not useful. Show activity on this post. Data-wise, tinyint(1) , tinyint(2) , tinyint(3) etc. are all exactly the same. They are all in the range -128 to 127 for SIGNED or 0-255 for UNSIGNED .
What does Tinyint 1 mean in MySQL?
MySQLMySQLi Database. The number 1 used in parenthesis is only for width display. The INT(1) and TINYINT(1) does not influence the storage. The TINYINT takes 1 byte that means it has range -128 to +127 while int takes 4 bytes; it has range -2147483648 to +2147483647.
Is Tinyint a boolean?
What is the difference between char and varchar?
Difference between CHAR and VARCHAR datatypes In CHAR, If the length of string is less than set or fixed length then it is padded with extra memory space. In VARCHAR, If the length of string is less than set or fixed length then it will store as it is without padded with extra memory spaces.