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Accidental deletion can be considered an anomaly in the database management system.
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Normalization in databases is the process of organizing data in a relational database to minimize redundancy and avoid update and deletion anomalies.
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The security objectives are confidentiality, integrity and availability
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EntityManager's refresh() method is used to synchronize changes with the database.
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The reduction factor and the selectivity are two different things
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Merge join uses sorting of relations to optimize the join
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@JoinColumn annotation is used to specify the name of the column in the database for a JPA entity.
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A 'foreign key' can be used to cross-reference tables outside the same database
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In the context of the First Normal Form (NF), every column in a table contains values of the same data type or the same domain.
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The Entity Manager provides methods for interacting with the database, managing entity instances, and performing CRUD operations on entities within a Java application
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