gitlab-org--gitlab-foss/doc/development
Toon Claes be47267331 Add activerecord-explain-analyze gem
This gem allows you to get the `EXPLAIN ANALYZE` query plan, directly
from the Rails console.

The gem is installed with `require: false`, but if it was loaded on
launch, this would be it's memory load:

```
TOP: 145.3086 MiB
  rails/all: 22.4844 MiB
  ...
  activerecord-explain-analyze: 2.9648 MiB
    active_record/connection_adapters/postgresql_adapter: 2.9648 MiB
      pg: 2.9648 MiB
        pg_ext: 2.9648 MiB
  ...
```
2019-06-03 20:53:53 +02:00
..
contributing Merge branch 'winh-community-review-time-docs' into 'master' 2019-05-27 15:59:17 +00:00
documentation Use relative URLs in development docs 2019-05-27 11:13:40 -04:00
fe_guide Fix badly rendered code blocks in JavaScript styleguide 2019-06-01 12:38:42 +00:00
go_guide Use relative URLs in development docs 2019-05-27 11:13:40 -04:00
i18n Use relative URLs in development docs 2019-05-27 11:13:40 -04:00
img Add developer documentation for distributing tracing 2019-02-28 00:21:37 +00:00
integrations Docs: Realigning scattered EE docs into CE 2019-05-06 00:56:13 +00:00
new_fe_guide Use relative URLs in development docs 2019-05-27 11:13:40 -04:00
python_guide Upgrade `gitlab-markup` to 1.7.0 2019-03-27 16:29:22 +01:00
testing_guide Consolidate documentation written for e2e tests under dev docs 2019-05-30 22:10:33 -07:00
ux_guide Docs: Remove orphaned UX guide images 2019-05-17 19:19:43 +00:00
README.md Add developmenty documentation about routing 2019-05-27 08:33:40 +00:00
adding_database_indexes.md Make unordered lists conform to styleguide 2019-01-08 12:21:09 +10:00
api_graphql_styleguide.md Added documentation for GraphQL Type authorization 2019-04-03 14:36:33 +13:00
api_styleguide.md Fix most instances of bare URLs in markdown 2019-01-24 06:52:33 +00:00
architecture.md Update architecture.md to fix typo in GitLabMonito -> GitLabMonitor 2019-06-03 18:29:25 +00:00
automatic_ce_ee_merge.md Ensure all lists are surrounded by new lines 2019-02-22 13:17:10 +00:00
background_migrations.md Make unordered lists conform to styleguide 2019-01-08 12:21:09 +10:00
build_test_package.md
changelog.md Move the line up in the list 2019-05-20 12:13:33 -04:00
chaos_endpoints.md
code_review.md Use relative URLs in development docs 2019-05-27 11:13:40 -04:00
database_debugging.md Remove consecutive blank lines from markdown files 2019-02-18 09:36:13 +00:00
database_helpers.md
database_merge_request_checklist.md
db_dump.md
diffs.md Remove consecutive blank lines from markdown files 2019-02-18 09:36:13 +00:00
distributed_tracing.md Use relative URLs in development docs 2019-05-27 11:13:40 -04:00
doc_styleguide.md
ee_features.md Remove render_if_exists partial caveat 2019-05-31 00:25:37 +00:00
elasticsearch.md Use relative URLs in development docs 2019-05-27 11:13:40 -04:00
emails.md Document new incoming email address format 2019-01-08 00:12:59 +00:00
feature_flags.md Use relative URLs in development docs 2019-05-27 11:13:40 -04:00
file_storage.md Remove consecutive blank lines from markdown files 2019-02-18 09:36:13 +00:00
foreign_keys.md
frontend.md
gemfile.md
geo.md Added FDW development documentation 2019-05-29 16:25:15 +02:00
git_object_deduplication.md Document how Git object deduplication works in GitLab 2019-03-19 13:25:12 +00:00
gitaly.md Document where Gitaly instance writes logs during rspec 2019-05-02 22:47:29 +00:00
github_importer.md Make unordered lists conform to styleguide 2019-01-08 12:21:09 +10:00
gitlab_diagram_overview.odg
gotchas.md Make unordered lists conform to styleguide 2019-01-08 12:21:09 +10:00
hash_indexes.md
i18n_guide.md Docs: Add automatic redirects to last batch of moved files 2019-03-26 17:21:22 +00:00
import_export.md Use relative URLs in development docs 2019-05-27 11:13:40 -04:00
instrumentation.md Make unordered lists conform to styleguide 2019-01-08 12:21:09 +10:00
iterating_tables_in_batches.md
kubernetes.md Development guide for Kubernetes 2019-02-12 14:18:49 +13:00
licensed_feature_availability.md Use relative URLs in development docs 2019-05-27 11:13:40 -04:00
licensing.md
logging.md Ensure all lists are surrounded by new lines 2019-02-22 13:17:10 +00:00
merge_request_performance_guidelines.md Make unordered lists conform to styleguide 2019-01-08 12:21:09 +10:00
migration_style_guide.md Add note for index requirement with FK constraint 2019-05-23 12:45:52 +00:00
module_with_instance_variables.md
newlines_styleguide.md
omnibus.md
ordering_table_columns.md Fix misspellings in docs 2019-02-25 10:31:35 +09:00
packages.md Use relative URLs in development docs 2019-05-27 11:13:40 -04:00
performance.md Add developer documentation for distributing tracing 2019-02-28 00:21:37 +00:00
permissions.md
policies.md Ensure all lists are surrounded by new lines 2019-02-22 13:17:10 +00:00
polling.md Ensure all lists are surrounded by new lines 2019-02-22 13:17:10 +00:00
polymorphic_associations.md Make unordered lists conform to styleguide 2019-01-08 12:21:09 +10:00
post_deployment_migrations.md Make unordered lists conform to styleguide 2019-01-08 12:21:09 +10:00
profiling.md Profiler only works with absolute URLs and paths 2019-03-07 11:06:12 +00:00
prometheus_metrics.md Fix ActiveRecord::Migration deprecations 2018-12-12 16:38:40 +01:00
pry_debugging.md
query_count_limits.md
query_recorder.md
rake_tasks.md Use relative URLs in development docs 2019-05-27 11:13:40 -04:00
reusing_abstractions.md Make unordered lists conform to styleguide 2019-01-08 12:21:09 +10:00
rolling_out_changes_using_feature_flags.md Update invalid anchor link 2019-06-03 16:04:07 +00:00
routing.md Add developmenty documentation about routing 2019-05-27 08:33:40 +00:00
serializing_data.md
session.md Document ways of accessing Session data in GitLab 2019-05-15 09:57:00 +07:00
sha1_as_binary.md
shared_files.md
shell_commands.md Remove consecutive blank lines from markdown files 2019-02-18 09:36:13 +00:00
sidekiq_debugging.md Limit Sidekiq args logging to 10 KB of JSON 2019-01-22 10:54:12 +00:00
sidekiq_style_guide.md
single_table_inheritance.md
sql.md Document ApplicationRecord / pluck_primary_key 2019-03-29 20:54:06 +00:00
swapping_tables.md
testing.md Docs: Add automatic redirects to last batch of moved files 2019-03-26 17:21:22 +00:00
ui_guide.md
understanding_explain_plans.md Add activerecord-explain-analyze gem 2019-06-03 20:53:53 +02:00
utilities.md Make unordered lists conform to styleguide 2019-01-08 12:21:09 +10:00
verifying_database_capabilities.md Make unordered lists conform to styleguide 2019-01-08 12:21:09 +10:00
what_requires_downtime.md Fix ActiveRecord::Migration deprecations 2018-12-12 16:38:40 +01:00
writing_documentation.md

README.md

comments description
false Learn how to contribute to GitLab.

GitLab development guides

Get started!

Processes

UX and frontend guides

Backend guides

Performance guides

Database guides

Tooling

Migrations

Best practices

Integration guides

Testing guides

Documentation guides

Internationalization (i18n) guides

Build guides

Compliance

Go guides

Other GitLab Development Kit (GDK) guides