feat(core, jdbc): introduce a JDBC indexer #11243

Job	Run time
Check & Publish	1h 3m 28s
Build Artifacts	8m 34s
Check E2E Tests (postgres) / check	2m 34s
Publish to Maven	0s
Github Release	0s
Publish Docker	0s
end	2s
	1h 14m 38s

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