Updating tables in a database

However in some cases specifying the partition name can be more efficient than a complicated Specify a complete or partial name of a database link to a remote database where the object is located.You can use a database link to update a remote object only if you are using Oracle Database distributed functionality.I would use a SQL Agent job to insert rows and an trigger to keep already migrated rows in sync. It's just for reporting and I can update over the course of a few days with no impact to applications.I have detailed this approach in an article on SQL Server Central: Restructure 100 Million Row (or more) Tables in Seconds. I also have a no trigger policy on the table because it's part of the ETL source table.It's great to get the extra features, but it makes it harder to nail down exactly what you can and cannot do with views.Views have never in the past been able to contain parameters; however, as shown later in the chapter, user-defined functions can now be used like views, effectively allowing you to create parameterized views that return different results depending on the parameter values that get passed in each time the function is run.My task is to change a existing data type of a single column where the old value of data is safe to convert into the type.

The SQL-92 standard also mandates that views cannot be sorted with an values with a view; to support that, it also supports sorting. I want to update the values of some fields in marc and mvke tables by changing the field values in one screen.I am using BAPI_MATERIAL_SAVEDATA function module for updating the database tables.If no default value for the corresponding column has been specified, then the database sets the column to null.The returning clause retrieves the rows affected by a DML statement. You must then rebuild the entire index or, for a global index, each of its partitions.

63

Leave a Reply