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JPA
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JDBC vs ORM
In this section we will examine the differences and similarities between JDBC and ORM technologies.
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JPA
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JPA Locate Function
In this section, you will learn about the JPA locate() function. This method returns the index of search string in specified string. String positions are 1-based.
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JPA
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JPA Length Function
In this section, you will learn about the JPA length() function. This function returns a number of characters in the specified string argument.
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JPA
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JPA Upper Function
In this section, you will learn about the JPA Upper() function. This function returns upper-case of the specified string arguments.
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