I have move all tables from one tablespace to a newly created tablespace. I have also move and rebuilt all indexes from this tablespace to the new tablespace. When I query the anount of space each object is taking up there is a total of 800M. But the tablespace is taking up 17000M. What is responsible for taking up this extra space?
Truncate is a DDL Command where as Delete is a DML Command.
Both will delete data from table, but what is the difference between these below statements
truncate table <table_name> ??
delete from <table_name> ??
The first command cannot be …
Have you ever had to make fundamental changes to a table in Oracle, but haven't been able to get any downtime? I'm talking things like:
* Dropping columns
* Shrinking allocated space
* Removing chained blocks and restoring the PCTFREE
This video shows, step by step, how to configure Oracle Heterogeneous Services via the Generic Gateway Agent in order to make a connection from an Oracle session and access a remote SQL Server database table.