From 525b3fbacfbe13df5e54e3d3265736c1720f5d34 Mon Sep 17 00:00:00 2001 From: Hongbo Wu Date: Wed, 10 Jan 2024 17:32:23 +0800 Subject: [PATCH] add index for sorting by read_at --- .../0155.do.library_item_user_id_published_at_idx.sql | 2 +- .../0156.do.library_item_user_id_read_at_idx.sql | 6 ++++++ .../0156.undo.library_item_user_id_read_at_idx.sql | 9 +++++++++ 3 files changed, 16 insertions(+), 1 deletion(-) create mode 100755 packages/db/migrations/0156.do.library_item_user_id_read_at_idx.sql create mode 100755 packages/db/migrations/0156.undo.library_item_user_id_read_at_idx.sql diff --git a/packages/db/migrations/0155.do.library_item_user_id_published_at_idx.sql b/packages/db/migrations/0155.do.library_item_user_id_published_at_idx.sql index ddc57ea11..464560b8d 100755 --- a/packages/db/migrations/0155.do.library_item_user_id_published_at_idx.sql +++ b/packages/db/migrations/0155.do.library_item_user_id_published_at_idx.sql @@ -3,4 +3,4 @@ -- Description: Add library_item_user_id_published_at_idx index on library_item table for user_id and published_at -- create index for sorting concurrently to avoid locking -CREATE INDEX CONCURRENTLY IF NOT EXISTS library_item_user_id_updated_at_idx ON omnivore.library_item (user_id, updated_at DESC NULLS LAST); +CREATE INDEX CONCURRENTLY IF NOT EXISTS library_item_user_id_published_at_idx ON omnivore.library_item (user_id, published_at DESC NULLS LAST); diff --git a/packages/db/migrations/0156.do.library_item_user_id_read_at_idx.sql b/packages/db/migrations/0156.do.library_item_user_id_read_at_idx.sql new file mode 100755 index 000000000..1b4d83372 --- /dev/null +++ b/packages/db/migrations/0156.do.library_item_user_id_read_at_idx.sql @@ -0,0 +1,6 @@ +-- Type: DO +-- Name: library_item_user_id_read_at_idx +-- Description: Add library_item_user_id_read_at_idx index on library_item table for user_id and read_at + +-- create index for sorting concurrently to avoid locking +CREATE INDEX CONCURRENTLY IF NOT EXISTS library_item_user_id_read_at_idx ON omnivore.library_item (user_id, read_at DESC NULLS LAST); diff --git a/packages/db/migrations/0156.undo.library_item_user_id_read_at_idx.sql b/packages/db/migrations/0156.undo.library_item_user_id_read_at_idx.sql new file mode 100755 index 000000000..819bd5f8a --- /dev/null +++ b/packages/db/migrations/0156.undo.library_item_user_id_read_at_idx.sql @@ -0,0 +1,9 @@ +-- Type: UNDO +-- Name: library_item_user_id_read_at_idx +-- Description: Add library_item_user_id_read_at_idx index on library_item table for user_id and read_at + +BEGIN; + +DROP INDEX IF EXISTS library_item_user_id_read_at_idx; + +COMMIT;