Understanding database Views

In database theory, a view is a virtual table or a **logical table ** which based on the result-set of an SQL statement. A view contains rows and columns, just like a real table. The fields in a view are fields from one or more real tables in the database, the below figure show database view field C1 come from real table Table1, C5, C6 come from real table Table2 and C8 come from real table Table3:

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JPA 2 Employee Demo with Hibernate EclipseLink

Hibernate and EclipseLink both fully support JSR-317 (JPA 2.0), Hibernate have the largest community and is widely used/tested, EclipseLink are more light weight and feature at Service Data Objects(SDO) and Object-XML (JAXB), Object-JSON and integration with EIS. Both of them have features for which the other doesn’t have equivalent.

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Permalink Usage

If you need your processed blog post URLs to be something other than the default /year/month/day/title.html then you can set this variable and it will be used as the final URL.

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Highlighting code snippets

Jekyll also has built-in support for syntax highlighting of code snippets using either Pygments or Rouge, and including a code snippet in any post is easy. Below contain a list of samples for highlighting code snippets:

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