Use object-level locks for concurrent grants to improve parallelism#595
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benoittgt wants to merge 6 commits intocyrilgdn:mainfrom
Open
Use object-level locks for concurrent grants to improve parallelism#595benoittgt wants to merge 6 commits intocyrilgdn:mainfrom
benoittgt wants to merge 6 commits intocyrilgdn:mainfrom
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Replace database-wide locks with hash-based object locks. Enables parallel grant operations on different objects while preventing catalog conflicts. Uses hashtext() for deterministic lock IDs like "grant:table:db.schema.table". Signed-off-by: Benoit Tigeot <benoit.tigeot@lifen.fr>
benoittgt
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Nov 21, 2025
jBouyoud
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Dec 22, 2025
Integrate object-level locks for concurrent grants (PR cyrilgdn#595)
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Replace database-wide locks with hash-based object locks. Enables parallel grant operations on different objects while preventing catalog conflicts.
Uses
hashtext()for deterministic lock IDs like "grant:table:db.schema.table".I used a small script to test conflicts: https://gist.github.com/benoittgt/8b9b9b305dc961308380be865a1ce66a
This is another extended version of #520