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author | Sean McGivern <sean@mcgivern.me.uk> | 2017-04-19 23:33:49 +0300 |
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committer | Sean McGivern <sean@mcgivern.me.uk> | 2017-04-19 23:33:49 +0300 |
commit | 28c63ce380d7cc6fc0890536a8b3cc60c3382d1b (patch) | |
tree | e586fe8ea9b65a52a1ad4656db7a6eaa7f0a1dbc /db | |
parent | 93e23a5d718eafb78c4b8d5b605d740d48c75418 (diff) | |
parent | 3f0054a88c84ef5631ee82c1cc9bc985c2eea58b (diff) |
Merge branch 'sh-add-index-to-system-note-metadata' into 'master'
Add unique index to system note metadata
See merge request !10774
Diffstat (limited to 'db')
-rw-r--r-- | db/migrate/20170419001229_add_index_to_system_note_metadata.rb | 17 | ||||
-rw-r--r-- | db/schema.rb | 4 |
2 files changed, 20 insertions, 1 deletions
diff --git a/db/migrate/20170419001229_add_index_to_system_note_metadata.rb b/db/migrate/20170419001229_add_index_to_system_note_metadata.rb new file mode 100644 index 00000000000..c68fd920fff --- /dev/null +++ b/db/migrate/20170419001229_add_index_to_system_note_metadata.rb @@ -0,0 +1,17 @@ +class AddIndexToSystemNoteMetadata < ActiveRecord::Migration + include Gitlab::Database::MigrationHelpers + + # Set this constant to true if this migration requires downtime. + DOWNTIME = false + + disable_ddl_transaction! + + def up + # MySQL automatically creates an index on a foreign-key constraint; PostgreSQL does not + add_concurrent_index :system_note_metadata, :note_id, unique: true if Gitlab::Database.postgresql? + end + + def down + remove_concurrent_index :system_note_metadata, :note_id, unique: true if Gitlab::Database.postgresql? + end +end diff --git a/db/schema.rb b/db/schema.rb index d46b7564958..f89e9adb7d6 100644 --- a/db/schema.rb +++ b/db/schema.rb @@ -11,7 +11,7 @@ # # It's strongly recommended that you check this file into your version control system. -ActiveRecord::Schema.define(version: 20170418103908) do +ActiveRecord::Schema.define(version: 20170419001229) do # These are extensions that must be enabled in order to support this database enable_extension "plpgsql" @@ -1142,6 +1142,8 @@ ActiveRecord::Schema.define(version: 20170418103908) do t.datetime "updated_at", null: false end + add_index "system_note_metadata", ["note_id"], name: "index_system_note_metadata_on_note_id", unique: true, using: :btree + create_table "taggings", force: :cascade do |t| t.integer "tag_id" t.integer "taggable_id" |