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| author | Ryuta Kamizono <kamipo@gmail.com> | 2018-09-09 03:30:45 +0900 |
|---|---|---|
| committer | Ryuta Kamizono <kamipo@gmail.com> | 2018-09-12 01:11:38 +0900 |
| commit | a50eacb03cf3df1d1cbc227ea0115901e0327f1c (patch) | |
| tree | 19e47b31a2aedbb8f34317fcf2dbe6b5d5aeb2c1 /actionpack/CHANGELOG.md | |
| parent | 82ac7555ab69c1ae11360d2b9bd8dfd723a13485 (diff) | |
| download | rails-a50eacb03cf3df1d1cbc227ea0115901e0327f1c.tar.gz rails-a50eacb03cf3df1d1cbc227ea0115901e0327f1c.tar.bz2 rails-a50eacb03cf3df1d1cbc227ea0115901e0327f1c.zip | |
Eager loading/preloading should be worked regardless of large number of records
Since 213796f, bind params are used for IN clause if enabled prepared
statements.
Unfortunately, most adapter modules have a limitation for # of bind
params (mysql2 65535, pg 65535, sqlite3 250000). So if eager loading
large number of records at once, that query couldn't be sent to the
database.
Since eager loading/preloading queries are auto-generated by Active
Record itself, so it should be worked regardless of large number of
records like as before.
Fixes #33702.
Diffstat (limited to 'actionpack/CHANGELOG.md')
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