- SQL - Discussion
- SQL - Useful Resources
- SQL - Useful Functions
- SQL - Quick Guide
- SQL - Questions and Answers
- SQL - Datatype Functions
- SQL - Conversion Functions
- SQL - JSON Functions
- SQL - Cursor Functions
- SQL - Logical Functions
- SQL - Statistical Functions
- SQL - Text & Image Functions
- SQL - Numeric Functions
- SQL - Aggregate Functions
- SQL - String Functions
- SQL - Date Functions
- SQL - Database Tuning
- SQL - IN vs EXISTS
- SQL - Group By vs Order By
- SQL - Common Table Expression
- SQL - Cursors
- SQL - Date & Time
- SQL - Auto Increment
- SQL - Using Sequences
- SQL - Handling Duplicates
- SQL - Sub Queries
- SQL - Transactions
- SQL - NULL Values
- SQL - Stored Procedures
- SQL - Default Constraint
- SQL - Check Constraint
- SQL - Null Functions
- SQL - Min & Max
- SQL - Hosting
- SQL - Injection
- SQL - Comments
- SQL - Wildcards
- SQL - Non-Clustered Index
- SQL - Clustered Index
- SQL - Unique Index
- SQL - Primary Key
- - 工会诉Join
- SQL - Inner Join
- SQL - Using Joins
- SQL - Aliases
- SQL - EXCEPT Operator
- SQL - INTERSECT Operator
- SQL - UNION vs UNION ALL
- SQL - UNION Operator
- SQL - BETWEEN Operator
- SQL - NOT NULL
- SQL - IS NOT NULL
- SQL - IS NULL
- SQL - NOT EQUAL
- SQL - NOT Operator
- SQL - CASE
- SQL - EXISTS Operator
- SQL - ANY, ALL Operators
- SQL - IN Operator
- SQL - LIKE Operator
- SQL - BOOLEAN (BIT) Operator
- SQL - AND & OR
- SQL - Having Clause
- SQL - Group By Clause
- SQL - Order By Clause
- SQL - Distinct Clause
- SQL - Top Clause
- SQL - Where Clause
- SQL - Rename Views
- SQL - Drop Views
- SQL - Update Views
- SQL - Create Views
- SQL - Sorting Results
- SQL - Delete Query
- SQL - Update Query
- SQL - Insert Into Select
- SQL - Select Into
- SQL - Select Query
- SQL - Insert Query
- SQL - Constraints
- SQL - Delete Table
- SQL - Drop Table
- SQL - Alter Tables
- SQL - Temporary Tables
- SQL - Clone Tables
- SQL - Truncate Table
- SQL - Rename Table
- SQL - Show Tables
- SQL - Create Table
- SQL - Backup Database
- SQL - Show Database
- SQL - Rename Database
- SQL - Select Database
- SQL - Drop Database
- SQL - Create Database
- SQL - Expressions
- SQL - Operators
- SQL - Data Types
- SQL - Syntax
- SQL - Databases
- SQL - RDBMS Concepts
- SQL - Overview
- SQL - Home
5. 图瓦卢
- 页: 1
- 页: 1
- 结构-创建指数
- 页: 1
- 页: 1
- 页: 1
- SQL - Foreign Key
- 文 件
- ∗ E/CN.6/2009/1。
- 页: 1
- 页: 1
- 文 件
- 页: 1
- 页: 1
- 文 件
- 页: 1
Selected Reading
- Who is Who
- Computer Glossary
- HR Interview Questions
- Effective Resume Writing
- Questions and Answers
- UPSC IAS Exams Notes
SQL - Conversion Functions
In SQL, the conversion functions are used to convert a value from one datatype to another. Generally, the form of the function names follows the convention datatype TO datatype. The first datatype is the input datatype. The second datatype is the output datatype.
List of Functions
Following is a pst of functions available in the SQL server for Conversion of one datatype to another −
Sr.No. | Function & Description |
---|---|
1 | Is used to transform the numerical data into character or string data. |
2 |
Is used to transform an expression from one data type to another. |
3 | Is used to convert a string data to the desired data format and returns the outcome as an expression. |
4 | Is used to return the expression in the chosen data type. |
5 | Is used to change the datatype of an expression. |
6 | Is used to return a result of an expression that has been converted to the specified data type, or NULL if the conversion is unsuccessful. |