Which ojdbc jar to use

Or are there minute differences leading to effects like our random errors? The numbers in ojdbc For example in Java 8, there is a new method executeLargeUpdate in java. This method will be implemented in ojdbc8. Also if your runtime uses Java 7 then you know you can't use ojdbc8. UnsupportedClassVersionError error. These are the reasons why Oracle includes these numbers in the jar's name.

Also note that if you want to know from which Oracle Database release the jar comes from you can run java -jar ojdbc8. Both the Database and the driver are backward compatible up to 1 major release so, even though it's recommended, you don't have to use the same version of the product on both tiers. When we upgraded our Oracle database from 8. So their jdbc driver supports quite a few versions at the same time. Of course it's possible that some of the drivers are buggy, but the plan is to support more versions at the same time.

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The cause you may not have configured MySQL server to allow connections from other machines. In some situations, we connect to SQLServer and error happens:. Exception in thread "main" java.

Error: "Connection refused: connect. You can find them by looking for the groupId com. The most important constraint for this example is that the driver is compatible with the JDK of the project.

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