DNS Records

DNS (Domain Name System) is a hierarchical and distributed naming system used to translate domain names into IP addresses. DNS records contain information about a domain's configuration, including the IP addresses associated with the domain, email servers, and other essential information.

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Pivot Function in MSSQL

In SQL Server, the PIVOT function is used to transform rows into columns. The PIVOT function is a T-SQL operator that rotates a table-valued expression by turning the unique values from one column in the expression into multiple columns in the output, effectively creating a cross-tabulation of the data. Here's an example to help illustrate the concept:

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