Cast « Data Type « SQL Server / T-SQL






  1. SQL Server / T-SQL
  2. Data Type
  3. Cast
1.CAST(expression AS data type(<length>))
2.CAST (original_expression AS desired_datatype)
3.CAST(2.78128 AS integer)
4.CAST(2.78128 AS money)
5.CAST('11/11/72' as smalldatetime) AS '11/11/72'
6.select CAST('2002-09-30 11:35:00' AS smalldatetime) + 1 (plus)
7.select CAST('2002-09-30 11:35:00' AS smalldatetime) - 1 (minus)
8.select CAST(CAST('2002-09-30' AS datetime) - CAST('2001-12-01' AS datetime) AS int)
9.The CAST() function accepts one argument, an expression




10.Mixing Datatypes: CAST and CONVERT
11.Cast date type to char
12.CAST can still do date conversion
13.Cast date to different format
14.Cast number to varchar and use the regular expressions
15.Conversion with CONVERT function for computated value with numbers in list
16.Cast int to decimal
17.Convert varchar to number
18.CONVERT() does the same thing as the CAST() function
19.CAST(ID AS VarChar(5))
20.CAST('123.4' AS Decimal)
21.Arithmetic overflow error converting numeric to data type varchar.