How to map two classes to one table in Hibernate
In Hibernate or any ORM framework, a java class is mapped to a database table. This means the fields of…
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How to configure Hibernate in an application
[the_ad id=”4407″] Hibernate framework is used for interacting with database records as Java Objects and vice-versa. It saves/updates java objects…
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How to create a delete trigger in Oracle
[the_ad id=”4407″] What is a trigger A trigger in database terms is a block containing SQL statements which is automatically…
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How to resolve “ORA-01536 : space quota exceeded for tablespace ‘USERS’ ” error on Oracle
Reason for Error Before understanding the root cause of the above error, it is necessary to understand the term tablespace…
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How to change data type of a column having values in Oracle
Problem Suppose there is a table in an Oracle database. There comes a requirement that a column which has a…