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authorMark Haines <mark.haines@matrix.org>2016-09-12 11:00:26 +0100
committerMark Haines <mark.haines@matrix.org>2016-09-12 11:00:26 +0100
commit31f85f9db9d78ce2e201e7adb7128131377b376d (patch)
treef0350f50699a3359999e87bf6143e29a98415d16 /synapse/storage/schema/delta/31
parentMerge pull request #1102 from matrix-org/revert-1099-dbkr/make_notif_highligh... (diff)
downloadsynapse-31f85f9db9d78ce2e201e7adb7128131377b376d.tar.xz
Add comments to existing schema deltas that used "CREATE INDEX" directly
Diffstat (limited to 'synapse/storage/schema/delta/31')
-rw-r--r--synapse/storage/schema/delta/31/pushers_index.sql4
1 files changed, 4 insertions, 0 deletions
diff --git a/synapse/storage/schema/delta/31/pushers_index.sql b/synapse/storage/schema/delta/31/pushers_index.sql
index 9027bccc69..a82add88fd 100644
--- a/synapse/storage/schema/delta/31/pushers_index.sql
+++ b/synapse/storage/schema/delta/31/pushers_index.sql
@@ -13,6 +13,10 @@
  * limitations under the License.
  */
 
+/** Using CREATE INDEX directly is deprecated in favour of using background
+ * update see synapse/storage/schema/delta/33/access_tokens_device_index.sql
+ * and synapse/storage/registration.py for an example using
+ * "access_tokens_device_index" **/
  CREATE INDEX event_push_actions_stream_ordering on event_push_actions(
      stream_ordering, user_id
  );