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Add the migration for the unique index which helps prevent tag deadlocks.

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This commit is contained in:
Jake Moshenko 2015-03-23 11:40:21 -04:00
parent 201943ed1c
commit 3d44416016
2 changed files with 30 additions and 4 deletions
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8
data/migrations/migration.sh
View file

@ -19,7 +19,7 @@ up_mysql() {
down_mysql() {
docker kill mysql
docker rm mysql
docker rm -v mysql
}
up_mariadb() {
@ -36,7 +36,7 @@ up_mariadb() {
down_mariadb() {
docker kill mariadb
docker rm mariadb
docker rm -v mariadb
}
up_percona() {
@ -53,7 +53,7 @@ up_percona() {
down_percona() {
docker kill percona
docker rm percona
docker rm -v percona
}
up_postgres() {
@ -70,7 +70,7 @@ up_postgres() {
down_postgres() {
docker kill postgres
docker rm postgres
docker rm -v postgres
}
gen_migrate() {

26
data/migrations/versions/2b4dc0818a5e_add_a_unique_index_to_prevent_deadlocks_.py Normal file
View file

@ -0,0 +1,26 @@
"""Add a unique index to prevent deadlocks with tags.
Revision ID: 2b4dc0818a5e
Revises: 2b2529fd23ff
Create Date: 2015-03-20 23:37:10.558179
"""
# revision identifiers, used by Alembic.
revision = '2b4dc0818a5e'
down_revision = '2b2529fd23ff'
from alembic import op
import sqlalchemy as sa
def upgrade(tables):
### commands auto generated by Alembic - please adjust! ###
op.create_index('repositorytag_repository_id_name_lifetime_end_ts', 'repositorytag', ['repository_id', 'name', 'lifetime_end_ts'], unique=True)
### end Alembic commands ###
def downgrade(tables):
### commands auto generated by Alembic - please adjust! ###
op.drop_index('repositorytag_repository_id_name_lifetime_end_ts', table_name='repositorytag')
### end Alembic commands ###