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| author | Sean McGivern <sean@gitlab.com> | 2018-06-19 19:18:15 +0300 |
|---|---|---|
| committer | Sean McGivern <sean@gitlab.com> | 2018-06-19 19:18:15 +0300 |
| commit | eb086a4bfd2495168483a2652571f247e6b768a5 (patch) | |
| tree | 43a6153480a44adbc732ae8d3c3ebff7fd8c123f /rubocop/cop/migration | |
| parent | c0f0ccf222a2b8896aeb94b7a50b3923c7684125 (diff) | |
Disallow methods that copy data on large tables
{change_column_type,rename_column}_concurrently both copy data from one column
to another during a migration, which should not be done on GitLab.com. Instead,
we should use background migrations.
Diffstat (limited to 'rubocop/cop/migration')
| -rw-r--r-- | rubocop/cop/migration/update_large_table.rb | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/rubocop/cop/migration/update_large_table.rb b/rubocop/cop/migration/update_large_table.rb index bb14d0f4f56..e3e3de0a4d7 100644 --- a/rubocop/cop/migration/update_large_table.rb +++ b/rubocop/cop/migration/update_large_table.rb @@ -34,8 +34,15 @@ module RuboCop users ].freeze + BATCH_UPDATE_METHODS = %w[ + :add_column_with_default + :change_column_type_concurrently + :rename_column_concurrently + :update_column_in_batches + ].join(' ').freeze + def_node_matcher :batch_update?, <<~PATTERN - (send nil? ${:add_column_with_default :update_column_in_batches} $(sym ...) ...) + (send nil? ${#{BATCH_UPDATE_METHODS}} $(sym ...) ...) PATTERN def on_send(node) |