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| author | sblondon <sblondon@users.noreply.github.com> | 2020-12-19 22:52:39 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-12-19 22:52:39 (GMT) |
| commit | 09a36cdfb7c22f44df45b44e5561776206bcedfb (patch) | |
| tree | 89d46119cc63f3d3f4eedbeef40ffcbd8c8d2782 /Doc/library/sqlite3.rst | |
| parent | c56f9df0498498d17972fe02046fd235c9a6017f (diff) | |
| download | cpython-09a36cdfb7c22f44df45b44e5561776206bcedfb.zip cpython-09a36cdfb7c22f44df45b44e5561776206bcedfb.tar.gz cpython-09a36cdfb7c22f44df45b44e5561776206bcedfb.tar.bz2 | |
bpo-41724: Explain when the conversion is not possible with detect_types enabled (GH-23855)
* Explain when the conversion is not possible with detect_types enabled
Diffstat (limited to 'Doc/library/sqlite3.rst')
| -rw-r--r-- | Doc/library/sqlite3.rst | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Doc/library/sqlite3.rst b/Doc/library/sqlite3.rst index 13aa8c5..c366487 100644 --- a/Doc/library/sqlite3.rst +++ b/Doc/library/sqlite3.rst @@ -198,7 +198,9 @@ Module functions and constants *detect_types* defaults to 0 (i. e. off, no type detection), you can set it to any combination of :const:`PARSE_DECLTYPES` and :const:`PARSE_COLNAMES` to turn - type detection on. + type detection on. Due to SQLite behaviour, types can't be detected for generated + fields (for example ``max(data)``), even when *detect_types* parameter is set. In + such case, the returned type is :class:`str`. By default, *check_same_thread* is :const:`True` and only the creating thread may use the connection. If set :const:`False`, the returned connection may be shared |