[fix](paimon connector) Five independent fixes a sibling-connector read depends on - #66403

Merged

morningman merged 5 commits into

apache:masterfrom

morningman:connector-prereqs

Aug 4, 2026

Commits on Aug 3, 2026

[fix](be) Stop exporting the statically linked RocksDB symbols

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claude
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2d4ff2d
[fix](paimon) Claim the table handles this connector produces

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claude
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4c4d7eb

Commits on Aug 4, 2026

[fix](be) Pick the table reader per scan range, not per scan node

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7f4d73a
[feat](paimon) Say which bucket a scan range came from

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648fdc6
[feat](connector) Let a connector name the columns its reader must read

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