Are the latest JDBC drivers fully compatible with older versions of Vertica?

See HP Vertica 7.0.x Supported Platforms
OR
https://my.vertica.com/docs/7.0.x/HTML/index.htm#Authoring/ProgrammersGuide/ClientDriverMisc/ClientD...


Vertica Analytics Platform Driver/Server
Compatibility
The following table indicates the Vertica Analytics Platform driver versions that are supported by
different Vertica Analytics Platform server versions.
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Client Driver Version Compatible Server Versions
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5.1.x                           5.1.x, 6.0.x, 6.1.x
6.0.x                           6.0.x, 6.1
6.1.x                           6.1.x, 7.0,x
7.0.x                           7.0.x
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Evan Harding
HP Vertica Support