What are different data types in MySQL?
In MySQL there are three main data types: string, numeric, and date and time.
What is MySQL What are the different data types in MySQL explain each of them with examples?
MySQL has all essential SQL numeric data types. These data types can include the exact numeric data types (For example, integer, decimal, numeric, etc.), as well as the approximate numeric data types (For example, float, real, and double precision). It also supports BIT datatype to store bit values.
What are different data types explain?
|Data Type||Used for||Example|
|String||Alphanumeric characters||hello world, Alice, Bob123|
|Integer||Whole numbers||7, 12, 999|
|Float (floating point)||Number with a decimal point||3.15, 9.06, 00.13|
|Character||Encoding text numerically||97 (in ASCII, 97 is a lower case ‘a’)|
What is MySQL and its types?
MySQL supports SQL data types in several categories: numeric types, date and time types, string (character and byte) types, spatial types, and the JSON data type. … For floating-point and fixed-point types, M is the total number of digits that can be stored (the precision).
What are the five data types?
- String (or str or text). Used for a combination of any characters that appear on a keyboard, such as letters, numbers and symbols.
- Character (or char). Used for single letters.
- Integer (or int). Used for whole numbers.
- Float (or Real). …
- Boolean (or bool).
What are the types of SQL?
Types of SQL Statements
- Data Definition Language (DDL) Statements.
- Data Manipulation Language (DML) Statements.
- Transaction Control Statements.
- Session Control Statements.
- System Control Statement.
- Embedded SQL Statements.
What is the full form of MySQL?
The full form of MySQL is My Structured Query Language.
What is data types with examples?
A data type is a type of data. … Some common data types include integers, floating point numbers, characters, strings, and arrays. They may also be more specific types, such as dates, timestamps, boolean values, and varchar (variable character) formats.
What is enum data type in MySQL?
An ENUM is a string object with a value chosen from a list of permitted values that are enumerated explicitly in the column specification at table creation time.
What are the two data types?
Data types are divided into two groups:
- Primitive data types – includes byte , short , int , long , float , double , boolean and char.
- Non-primitive data types – such as String, Arrays and Classes (you will learn more about these in a later chapter)
What is data type What are the main objectives of data types?
Answer: A data type constrains the values that an expression, such as a variable or a function, might take. This data type defines the operations that can be done on the data, the meaning of the data, and the way values of that type can be stored.
Which are the 2 types of queries?
Two types of queries are available, snapshot queries and continuous queries.
What is varchar MySQL?
Varchar in MySQL is a data type used for storing text whose length can have a maximum of 65535 characters. The varchar columns in the table are of variable length string that can hold either numeric or character or both.