Method 1: Deleting duplicate rows from a table using the “ROW_NUMBER ()” function and JOINS. Execute the following code which is using ROW_NUMBER function and JOIN to remove duplicate rows from the ...

When writing code against a SQL Server, as we usually are doing in SSIS Packages, you often need to iterate over all the rows in a table. This can be done using an SSIS Foreach Loop Container, but ...

Most relational databases such as Oracle and MS SQL provide some form of built in functions to pivot tables row values into column values and vice versa (See PIVOT/UNPIVOT functions in MS SQL and ...

SQL Server 2014 CTP1 introduced hash indexes for memory-optimized tables. Hash indexes are very efficient for point lookups, when you know exactly the value you are looking for. However, they do not ...

Memory-optimized tables are, as the name suggests, completely held in memory, eliminating disk access except as an afterthought. Eliminating the disk-based component of the table allowed the SQL ...