-- 执行提取数字的函数SELECTID,SampleString,dbo.ExtractNumbers(SampleString)ASExtractedNumbersFROMStringData; 1. 2. 3. 4. 5. 6. 7. 说明: 在此查询中,我们选择了ID和SampleString,并调用ExtractNumbers函数提取每个样本字符串中的数字,结果将显示提取后的数字。 4. 验证结果 执行以上查询后,我们可以看到如...
usingSystem;usingSystem.Data.SqlTypes;usingSystem.Text.RegularExpressions;usingMicrosoft.SqlServer.Server;publicclassRegexString{[SqlFunction]publicstaticSqlStringExtractNumbers(SqlStringinput){if(input.IsNull)returnSqlString.Null;Regexregex=newRegex(@"\d+");MatchCollectionmatches=regex.Matches(input.Value);s...
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Sorting comparisons on string values performed by the XQuery implementation in SQL Server are always performed by using the binary Unicode codepoint collation. The following query retrieves all the telephone numbers for a specific customer from the AdditionalContactInfo column. The results are sorted ...
Related Topics: OLE DB Connection Manager, ODBC Connection Manager, ADO Connection Manager, ADO.NET Connection Manager, SQL Server Compact Edition Connection Manager Connection Choose the connection from a list of defined connection managers. To create a new connection, select <New connection...>. ...
Related Topics: OLE DB Connection Manager, ODBC Connection Manager, ADO Connection Manager, ADO.NET Connection Manager, SQL Server Compact Edition Connection Manager Connection Choose the connection from a list of defined connection managers. To create a new connection, select <New connection...>. ...
There are four database authentication methods in SQL Server, each of which you can specify in an ODBC connection string. For more information, seeLink to or import data from an Azure SQL Server Database. Each method has its own benefits. ...
The next step is to go to the SSMS, in the Object Explorer, under the Server Objects folder, right-click on the Linked Server folder, and, from the menu, select the New Linked Server choice:This displays the New Linked Server dialog. You will then need to configure it to connect to ...
Can I create a SSIS package to get only row 12 to row 123 from an excel sheet..?? Can I have multiple instances of SSIS on a server? Can I preserve carriage returns in a string variable from SQL Server? Can I query SQL Server Agent Job Step Configuration Parameters Can I Reference ...
The methods used to extract data from each table. Generally, there are different methods for accessing the data in each table. If only a few rows with specific key values are required, the database server can use an index. If all the rows in the t...