I want to change the default value of the columns in OPracle 10g database. I want to be able to set the value to " " and 0 if the dependant on the column datatype. I want to be able to generate a script to alter the columns of the table.
Note: this article covers simple compression. Oracle introduced in version 11g release 2 a new feature called Advanced Compression which is not covered here.
General principle of Oracle compression
Oracle compression is a way of reducing the d…
This video shows how to copy a database user from one database to another user DBMS_METADATA. It also shows how to copy a user's permissions and discusses password hash differences between Oracle 10g and 11g.