I will answer to the first question  : Seems that it&#x27;s using JDBC , for Firebird it can be used with Jaybird driver<p><a href="https:&#x2F;&#x2F;devnet.jetbrains.com&#x2F;message&#x2F;5518562#5518562" rel="nofollow">https:&#x2F;&#x2F;devnet.jetbrains.com&#x2F;message&#x2F;5518562#5518562</a>