When the random number max limit is upto 9999, we cannot ensure the uniqueness of the random number. Another simplest way to generate a random number is
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If you’re like me, you’ve probably spent a good deal of time wrestling with databases. The ability to manipulate and retrieve data efficiently is a crucial skill for anyone dealing with large data sets, and that’s where SQL comes in handy. One particular function of SQL I’ve come to...
UNIQUE constraint's key must be unique. So, any combinations of columns that also include the PRIMARY KEY constraint's columns arede factounique, too. Since we need an index on RequiredDate and OrderID–in order to get index coverage for the inner part of the subquery–adding a UNIQUE con...
As you know, hosts connected to the Internet are each assigned a unique 32-bit IP address, usually expressed in a dotted decimal notation of four 8-bit numbers, such as 127.0.1.25. DNS is distributed and hierarchical; its information is spread among thousands of servers all over the world....
InQuery, type the query to use to retrieve values for this parameter. Queries for independent parameters typically do not contain query parameters. For example, to create a query for a parameter that provides all category values, you might use a Transact-SQL statement similar to the following:...
Atom service document contains a unique identifier for each the data feed and you use the identifier in a URL to view the content of the data feed. For more information, seeGenerating Data Feeds from Reports (Report Builder 3.0 and SSRS). ...
A computer or user receives a certificate to establish its unique identity with PKI-aware applications. Services, meanwhile, use certificates to identify themselves on the network and authenticate themselves to other services, computers, or users. (For more information about when you might use PKI,...
To encrypt a file, simply open the Properties of the file, click Advanced, and select "Encrypt contents to secure data," as shown inFigure 1. You can compress or encrypt a file, but not both. If the file was previously compressed and you now wish to encrypt it, the file will be unc...
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