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-rw-r--r--guides/source/configuring.md5
1 files changed, 5 insertions, 0 deletions
diff --git a/guides/source/configuring.md b/guides/source/configuring.md
index bd82035408..251b038ec9 100644
--- a/guides/source/configuring.md
+++ b/guides/source/configuring.md
@@ -368,6 +368,11 @@ All these configuration options are delegated to the `I18n` library.
has_many relationships to be displayed with an index as well as the error.
Defaults to `false`.
+* `config.active_record.use_schema_cache_dump` enables users to get schema cache information
+ from `db/schema_cache.yml` (generated by `bin/rails db:schema:cache:dump`), instead of
+ having to send a query to the database to get this information.
+ Defaults to `true`.
+
The MySQL adapter adds one additional configuration option:
* `ActiveRecord::ConnectionAdapters::Mysql2Adapter.emulate_booleans` controls whether Active Record will consider all `tinyint(1)` columns as booleans. Defaults to `true`.