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| author | Bruno Alla <bruno.alla@founders4schools.org.uk> | 2015-12-08 18:31:55 +0000 |
|---|---|---|
| committer | Tim Graham <timograham@gmail.com> | 2015-12-11 08:45:14 -0500 |
| commit | c0c2c7ecd6780b1207b18d96a60c807dbb98eb81 (patch) | |
| tree | 10f20b9bb0929cbde20fed124b84ee0f5bb0f5f4 | |
| parent | f179d35f54dabcd58357110d966aa9fb3e70b2ab (diff) | |
[1.8.x] Fixed #25893 -- Corrected custom lookups example.
Backport of ffcdb0b471d0afc72b42b0a2b0c0c4fb45d7b6b1 from master
| -rw-r--r-- | docs/howto/custom-lookups.txt | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/docs/howto/custom-lookups.txt b/docs/howto/custom-lookups.txt index 6b9545a568..1878a65058 100644 --- a/docs/howto/custom-lookups.txt +++ b/docs/howto/custom-lookups.txt @@ -202,10 +202,10 @@ The implementation is:: There are a couple of notable things going on. First, ``AbsoluteValueLessThan`` isn't calling ``process_lhs()``. Instead it skips the transformation of the ``lhs`` done by ``AbsoluteValue`` and uses the original ``lhs``. That is, we -want to get ``27`` not ``ABS(27)``. Referring directly to ``self.lhs.lhs`` is -safe as ``AbsoluteValueLessThan`` can be accessed only from the -``AbsoluteValue`` lookup, that is the ``lhs`` is always an instance of -``AbsoluteValue``. +want to get ``"experiments"."change"`` not ``ABS("experiments"."change")``. +Referring directly to ``self.lhs.lhs`` is safe as ``AbsoluteValueLessThan`` +can be accessed only from the ``AbsoluteValue`` lookup, that is the ``lhs`` +is always an instance of ``AbsoluteValue``. Notice also that as both sides are used multiple times in the query the params need to contain ``lhs_params`` and ``rhs_params`` multiple times. |