ORA-01758 table must be empty to add mandatory (not null) column
Hi everyone! I recently encounter an issue where I was trying to add some new columns with NOT NULL constraint in one of the existing tables in the database and...
![Oracle 12C Installation on Oracle Linux 7.8 [Part-2]](https://www.techanswersweb.com/wp-content/uploads/2020/12/12c2-768x486.png)
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Oracle 12C Installation on Oracle Linux 7.8 [Part-2]
This is the second part of the Oracle 12C installation. In the last blog, we configured our Linux machine so that we can install our Oracle database without any hindrance....
![Oracle 12C Installation on Oracle Linux 7.8 [Part-1]](https://www.techanswersweb.com/wp-content/uploads/2020/12/12c1-768x486.png)
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Oracle 12C Installation on Oracle Linux 7.8 [Part-1]
In today's digital world, the most important asset any firm can have is data and when we talk about its storage, database comes into picture. Today, we have multiple database...