Database Administration

Merge Two DataTables, Preserving the Old Values

The datatable1.Merge(datatable2) statement will merge datatable2 into datatable1. You cannot retrieve the old values in the datatable1 after the merge happens. A quick way to do that, is by creating a copy of the first datatable and then doing the merge in the following way. Dim dtMerged As DataTable =

Convert Oracle Queries into Microsoft SQL Format

Migration of an Oracle database to Microsoft SQL server involves converting Oracle queries into the destination format. The syntax of queries in Oracle and SQL is similar, yet not equal. Also, these two DBMS have distinguished sets of built-in functions. Learn more about the most important differences between Oracle and