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core: improve chat list pagination performance, simplify logic by always reading chat stats and last item id for previews (#3541)

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* core: improve chat list pagination performance

* fix query

* core: improve chat list pagination performance, simplify logic by always reading chat stats (#3543)

* microseconds

* fix

* update simplexmq

* simplify queries

---------

Co-authored-by: Evgeny Poberezkin <2769109+epoberezkin@users.noreply.github.com>
This commit is contained in:
spaced4ndy
2023-12-13 15:32:23 +04:00
committed by GitHub
parent 7f9f9a674c
commit b6b041490f
3 changed files with 121 additions and 218 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/Simplex/Chat/Migrations/M20231207_chat_list_pagination.hs
-6
View File
@@ -26,9 +26,6 @@ CREATE INDEX idx_contacts_chat_ts ON contacts(user_id, chat_ts);
CREATE INDEX idx_groups_chat_ts ON groups(user_id, chat_ts);
CREATE INDEX idx_contact_requests_updated_at ON contact_requests(user_id, updated_at);
CREATE INDEX idx_connections_updated_at ON connections(user_id, updated_at);
CREATE INDEX idx_chat_items_contact_id_item_status ON chat_items(contact_id, item_status);
CREATE INDEX idx_chat_items_group_id_item_status ON chat_items(group_id, item_status);
|]
down_m20231207_chat_list_pagination :: Query
@@ -38,7 +35,4 @@ DROP INDEX idx_contacts_chat_ts;
DROP INDEX idx_groups_chat_ts;
DROP INDEX idx_contact_requests_updated_at;
DROP INDEX idx_connections_updated_at;
DROP INDEX idx_chat_items_contact_id_item_status;
DROP INDEX idx_chat_items_group_id_item_status;
|]
src/Simplex/Chat/Migrations/chat_schema.sql
-8
View File
@@ -817,11 +817,3 @@ CREATE INDEX idx_contact_requests_updated_at ON contact_requests(
updated_at
);
CREATE INDEX idx_connections_updated_at ON connections(user_id, updated_at);
CREATE INDEX idx_chat_items_contact_id_item_status ON chat_items(
contact_id,
item_status
);
CREATE INDEX idx_chat_items_group_id_item_status ON chat_items(
group_id,
item_status
);