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googleapis / google-cloud-python Public

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Implement multi-use snapshots - #3615

#3615

Merged

tseaver merged 19 commits into

mastergoogleapis/google-cloud-python:masterfrom

spanner-multi_use_snapshotgoogleapis/google-cloud-python:spanner-multi_use_snapshotCopy head branch name to clipboard

Jul 26, 2017

Conversation Commits19 (19)Checks Files changed

Merged

Implement multi-use snapshots#3615
tseaver merged 19 commits into
masterfrom
spanner-multi_use_snapshot

Commits

Commits on Jul 24, 2017

Add 'multi_use' param to 'Snapshot'.
tseaver
committed
Pass txn options as 'begin' when 'multi_use' is set.
tseaver
committed
Add 'source' parameter to 'StreamedResultIterator'.
tseaver
committed
Use real protobuf classes:
tseaver
committed
On first read, propagate transaction id to source.
tseaver
committed
For subsequent reads from multi-use snapshots, pass the transaction ID.
tseaver
committed
Add system tests exercising multi-use snapshots.
tseaver
committed
Add systets for multiuse snapshots w/ read_timestamp / exact_staleness.
tseaver
committed
Address review comments.
tseaver
committed
Use PEP8 names for pb factories.
tseaver
committed
Move stdlib imports to module scope.
tseaver
committed
Coverage
tseaver
committed
Add 'Snapshot.begin' API method.
tseaver
committed
Address docstring review comment.
tseaver
committed
Add guard against reusing single-use snapshots.
tseaver
committed
Add guard against pending transaction for multi-use snapshots.
tseaver
committed
Update system tests for proper multi-use snapshot semantics.
tseaver
committed
Avoid clearning snapshot txn ID when back-end returns blank.
tseaver
committed
Untangle 'Transaction._id' vs. '_SnapshotBase._transaction_id'.
tseaver
committed

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