From cc0a55cf9aead00e1cb044649f84c2187e0e4a35 Mon Sep 17 00:00:00 2001 From: Eugen Rochko Date: Sun, 18 Aug 2019 03:45:51 +0200 Subject: Add more accurate hashtag search (#11579) * Add more accurate hashtag search Using ElasticSearch to index hashtags with edge n-grams and score them by usage within the last 7 days since last activity. Only hashtags that have been reviewed and are listable can appear in searches, unless they match the query exactly * Fix search analyzer dropping non-ascii characters --- db/migrate/20190815225426_add_last_status_at_to_tags.rb | 6 ++++++ db/schema.rb | 4 +++- 2 files changed, 9 insertions(+), 1 deletion(-) create mode 100644 db/migrate/20190815225426_add_last_status_at_to_tags.rb (limited to 'db') diff --git a/db/migrate/20190815225426_add_last_status_at_to_tags.rb b/db/migrate/20190815225426_add_last_status_at_to_tags.rb new file mode 100644 index 000000000..d83537c47 --- /dev/null +++ b/db/migrate/20190815225426_add_last_status_at_to_tags.rb @@ -0,0 +1,6 @@ +class AddLastStatusAtToTags < ActiveRecord::Migration[5.2] + def change + add_column :tags, :last_status_at, :datetime + add_column :tags, :last_trend_at, :datetime + end +end diff --git a/db/schema.rb b/db/schema.rb index f8fc6a821..0da20d62f 100644 --- a/db/schema.rb +++ b/db/schema.rb @@ -10,7 +10,7 @@ # # It's strongly recommended that you check this file into your version control system. -ActiveRecord::Schema.define(version: 2019_08_07_135426) do +ActiveRecord::Schema.define(version: 2019_08_15_225426) do # These are extensions that must be enabled in order to support this database enable_extension "plpgsql" @@ -667,6 +667,8 @@ ActiveRecord::Schema.define(version: 2019_08_07_135426) do t.boolean "listable" t.datetime "reviewed_at" t.datetime "requested_review_at" + t.datetime "last_status_at" + t.datetime "last_trend_at" t.index "lower((name)::text)", name: "index_tags_on_name_lower", unique: true end -- cgit