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No, take the case to replace it. For example, the following statement shows the Chinese month Copy Code code as follows: Select GETDATE () as date, Case month (GETDATE ()) When one then ' 11 ' When then ' 12 ' else substring (' 1,234,567,890 ', Month (getdate ()), 1) End+ ' Month ' as month The case may be one of the most misused keywords in SQL. Although you may have used this keyword before to create a field, it has more usage. For example, you can use the case

No, take the case to replace it. For example, the following statement shows the Chinese month Copy CodeThe code is as follows: Select GETDATE () as date, Case month (GETDATE ()) When one then ' 11 ' When then ' 12 ' else substring (' 1,234,567,890 ', Month (getdate ()), 1) End+ ' Month ' as month The case may be one of the most misused keywords in SQL. Although you may have used this keyword before to create a field, it has more usage. For example, you can use the case in the WHERE clause.

'unpriced' WHEN price WHEN price BETWEEN 10 and 20 THEN 'average' ELSE 'Gift to impress relatives' END FROM titles Order by price GO This is a typical example of CASE, but you can do more with CASE. For example, the CASE in the group by clause below: The Code is as follows: SELECT 'number of tidles ', Count (*) FROM titles GROUP CASE WHEN price is null then 'unpriced' WHEN p

No. Use case when instead.For example, the following statement shows the Chinese year and monthCopy codeThe Code is as follows:Select getdate () as date, case month (getdate ())When 11 then '11'When 12 then '12'Else substring ('february 5, 1234, 80 or 90 ', month (getdate (), 1)End + 'month' as month CASE may be one of the keywords most misused in SQL. Although you may have used this keyword before to create a field, it also has more features. For example, you can use CASE in the WHERE clause.Fi

CASE may be one of the keywords most misused in SQL. Although you may have used this keyword before to create a field, it also has more features. For example, you can use CASE in the WHERE clause.First, let's take a look at the CASE syntax. In a general SELECT statement, the syntax is as follows:SELECT CASEWHEN WHEN ELSE ENDIn the above Code, you need to replace the content in angle brackets with specific parameters. The following is a simple example:USE pubsGOSELECTTitle,'Price range' =CASEWHEN

Case when syntax in SQL Is there a switch case statement similar to the C language in SQL ?? No. Use case when instead.For example, the following statement shows the Chinese year and monthSelect getdate () as date, Case month (getdate ())When 11 then '11'When 12 then '12'Else substring ('february 5, 1234, 80 or 90 ', month (getdate (), 1)End + 'month' as month ========================================================== ========== Case may be one of the keywords most misused in SQL. Although you m

No. Use case when instead. For example, the following statement shows the Chinese year and monthCopyCodeThe Code is as follows: Select getdate () as date, Case month (getdate ())When 11 then '11'When 12 then '12'Else substring ('february 5, 1234, 80 or 90 ', month (getdate (), 1)End + 'month' as month Case may be one of the keywords most misused in SQL. Although you may have used this keyword before to create a field, it also has more features. For example, you can use case in the WHERE cl

English,From tableCASE may be one of the keywords most misused in SQL. Although you may have used this keyword before to create a field, it also has more features. For example, you can use CASE in the WHERE clause.First, let's take a look at the CASE syntax. In a general SELECT statement, the syntax is as follows:SELECT CASEWHEN WHEN ELSE ENDIn the above code, you need to replace the content in angle brackets with specific parameters. The following is a simple example:USE pubsGOSELECTTitle,

general SELECT statement, the syntax is as follows:Select CaseWhen When Else End In the above Code, you need to replace the content in angle brackets with specific parameters. The following is a simple example:Use pubsGoSelectTitle,'Price range' =CaseWhen price is null then 'unpriced'When price When price between 10 and 20 then 'average'Else 'Gift to impress relatives'EndFrom titlesOrder by priceGo This is a typical example of case, but you can do mo

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