feat: Add maxBatchingDelayMs Option. #987
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harshachinta
reviewed
Aug 3, 2023
| raise ValueError("Batch already committed") | ||
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| def commit(self, return_commit_stats=False, request_options=None): | ||
| def commit(self, max_batching_delay_ms=None, return_commit_stats=False, request_options=None): |
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Adding new argument max_batching_delay_ms as second parameter might break any existing applications that have not used key explicitly while calling commit.
Can we move this to end?
Suggested change
| def commit(self, max_batching_delay_ms=None, return_commit_stats=False, request_options=None): | |
| def commit(self, return_commit_stats=False, request_options=None, max_batching_delay_ms=None): |
@surbhigarg92 Can you please correct me this is incorrect?
harshachinta
reviewed
Aug 3, 2023
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| Duration max_batching_delay = None | ||
| if max_batching_delay_ms is not None: | ||
| max_batching_delay.nanos = 1000000 * [max_batching_delay_ms] |
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How is this default decided?
harshachinta
reviewed
Aug 3, 2023
| del self._session._transaction | ||
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| def commit(self, return_commit_stats=False, request_options=None): | ||
| def commit(self, max_batching_delay_ms=None, return_commit_stats=False, request_options=None): |
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@nginsberg-google Do we need this PR? |
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Adds support for max batching delay option in Commit requests.
This feature allows users to express how much latency they are willing for spanner to add to attempt to batch their writes. Generally speaking, the more latency they are willing to tolerate, the more efficiently Spanner can serve the writes.