[#4832] feat(core): Add basic framework to support multiple JDBC backend #4998
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…C backend. (apache#4833) ### What changes were proposed in this pull request? 1. Add a framework to support multiple JDBC backend 2. Modify all the mapper classes related to metalake, catalog, schema, filesetset, table, topic and use new framework, others will use another PR to avoid a large PR. ### Why are the changes needed? To support more JDBC storage backend. Fix: apache#4832 ### Does this PR introduce _any_ user-facing change? N/A ### How was this patch tested? Existing tests.
diqiu50
approved these changes
Sep 24, 2024
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What changes were proposed in this pull request?
Why are the changes needed?
To support more JDBC storage backend.
Fix: #4832
Does this PR introduce any user-facing change?
N/A
How was this patch tested?
Existing tests.