Added section on keeping association data in sync - for #352

Andrew Kane
1 parent d9c4cb6e
Showing 1 changed file with 16 additions and 0 deletions Show diff stats
README.md
@@ -356,6 +356,22 @@ There are three strategies for keeping the index synced with your database.
   end
   ```
  
+#### Associations
+
+Data is **not** automatically synced when an association is updated.  If this is desired, add a callback to reindex:
+
+```ruby
+class Image < ActiveRecord::Base
+  belongs_to :product
+
+  after_commit :reindex_product
+
+  def reindex_product
+    product.reindex
+  end
+end
+```
+
 ### Keep Getting Better
  
 Searchkick uses conversion data to learn what users are looking for.  If a user searches for “ice cream” and adds Ben & Jerry’s Chunky Monkey to the cart (our conversion metric at Instacart), that item gets a little more weight for similar searches.
...	...	@@ -356,6 +356,22 @@ There are three strategies for keeping the index synced with your database.
356	356	end
357	357	```
358	358
	359	+#### Associations
	360	+
	361	+Data is not automatically synced when an association is updated. If this is desired, add a callback to reindex:
	362	+
	363	+```ruby
	364	+class Image < ActiveRecord::Base
	365	+ belongs_to :product
	366	+
	367	+ after_commit :reindex_product
	368	+
	369	+ def reindex_product
	370	+ product.reindex
	371	+ end
	372	+end
	373	+```
	374	+
359	375	### Keep Getting Better
360	376
361	377	Searchkick uses conversion data to learn what users are looking for. If a user searches for “ice cream” and adds Ben & Jerry’s Chunky Monkey to the cart (our conversion metric at Instacart), that item gets a little more weight for similar searches.
...	...