45 lines
1.1 KiB
Markdown
45 lines
1.1 KiB
Markdown
---
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title: SQL Server Convert Function
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---
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## SQL Server Convert Function
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Converts from one data type to another data type.
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### Syntax
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`CONVERT (_New Data Type, Expression, Style_)`
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- **New Data Type:** New data type to be converted too. For example: nvarchar, integer, decimal, date
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- **Expression:** Data to be converted.
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- **Style:** Format. For example: The style 110 is USA Date format mm-dd-yyyy
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### Example: Convert a Decimal Number to An Integer
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`SELECT CONVERT(INT, 23.456) as IntegerNumber`
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Note: The result is truncated.
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### Example: Convert a String to a Date
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`SELECT CONVERT(DATE, '20161030') as Date`
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### Example: Convert a Decimal to a String
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`SELECT CONVERT(nvarchar, 20.123) as StringData`
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### Example: Convert an Integer Number to a Decimal Number
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`SELECT CONVERT(DECIMAL (15,3), 13) as DecimalNumber`
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### Example: Convert a String to Date Format in USA Date Style
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`SELECT CONVERT(DATE, '20171030' , 110) To_USA_DateFormat`
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### More Information:
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- Information on Convert function: <a href='https://docs.microsoft.com/en-us/sql/t-sql/functions/cast-and-convert-transact-sql' target='_blank' rel='nofollow'>Microsoft</a>
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