[issue24905] Allow incremental I/O to blobs in sqlite3

[Erlend E. Aasland]

Erlend E. Aasland <erlend.aasland at innova.no> added the comment:

Slimmed PR diff (excluding clinic), without context manager and mapping protocol:

$  git diff main Modules/_sqlite/*.[ch] Lib Doc Misc PC* setup.py
 Doc/includes/sqlite3/blob.py                                      |  12 +
 Doc/includes/sqlite3/blob_with.py                                 |  12 +
 Doc/library/sqlite3.rst                                           |  73 ++++++
 Doc/whatsnew/3.11.rst                                             |   4 +
 Lib/test/test_sqlite3/test_dbapi.py                               | 165 +++++++++++++-
 Misc/NEWS.d/next/Library/2018-04-18-16-15-55.bpo-24905.jYqjYx.rst |   3 +
 Modules/_sqlite/blob.c                                            | 342 +++++++++++++++++++++++++++++
 Modules/_sqlite/blob.h                                            |  24 ++
 Modules/_sqlite/connection.c                                      |  83 ++++++-
 Modules/_sqlite/connection.h                                      |   5 +-
 Modules/_sqlite/module.c                                          |   6 +-
 Modules/_sqlite/module.h                                          |   1 +
 PCbuild/_sqlite3.vcxproj                                          |   2 +
 PCbuild/_sqlite3.vcxproj.filters                                  |   6 +
 setup.py                                                          |   1 +
 15 files changed, 733 insertions(+), 6 deletions(-)


Looks promising.

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<https://bugs.python.org/issue24905>
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