From d1a080415d0644763184b2b863e66d836cec3b70 Mon Sep 17 00:00:00 2001 From: Micah Kornfield Date: Wed, 20 Nov 2019 20:36:02 -0800 Subject: [PATCH] be explicit about dictionary replacement --- docs/source/format/Columnar.rst | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/docs/source/format/Columnar.rst b/docs/source/format/Columnar.rst index 63aeccef0be26..e2a8c5499dc95 100644 --- a/docs/source/format/Columnar.rst +++ b/docs/source/format/Columnar.rst @@ -1025,8 +1025,9 @@ In the file format, there is no requirement that dictionary keys should be defined in a ``DictionaryBatch`` before they are used in a ``RecordBatch``, as long as the keys are defined somewhere in the file. Further more, it is invalid to have more then one **non-delta** -dictionary batch per dictionary ID. Delta dictionaries are applied -in the order they appear in the file footer. +dictionary batch per dictionary ID (i.e. dictionary replacement is not +supported). Delta dictionaries are applied in the order they appear in +the file footer. Dictionary Messages -------------------