branch master updated: Change the autovacuum config for some tables

[Christopher Baines]

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cbaines pushed a commit to branch master
in repository data-service.

The following commit(s) were added to refs/heads/master by this push:
     new 6e0e33a  Change the autovacuum config for some tables
6e0e33a is described below

commit 6e0e33addfbec945b1deefe1f1991db5eeb889ef
Author: Christopher Baines <mail@cbaines.net>
AuthorDate: Thu Oct 1 22:30:39 2020 +0100

    Change the autovacuum config for some tables
    
    Looking at data for the the patches deployment of the Guix Data Service, 
these
    tables look like they might benefit from vacuuming/analyzing more often, so
    adjust the configuration so this will hopefully happen.
---
 sqitch/deploy/change_autovacuum_config.sql | 20 ++++++++++++++++++++
 sqitch/revert/change_autovacuum_config.sql |  7 +++++++
 sqitch/sqitch.plan                         |  1 +
 sqitch/verify/change_autovacuum_config.sql |  7 +++++++
 4 files changed, 35 insertions(+)

diff --git a/sqitch/deploy/change_autovacuum_config.sql 
b/sqitch/deploy/change_autovacuum_config.sql
new file mode 100644
index 0000000..09d2c12
--- /dev/null
+++ b/sqitch/deploy/change_autovacuum_config.sql
@@ -0,0 +1,20 @@
+-- Deploy guix-data-service:change_autovacuum_config to pg
+
+BEGIN;
+
+ALTER TABLE derivations SET (autovacuum_vacuum_scale_factor = 0.01);
+ALTER TABLE derivations SET (autovacuum_analyze_scale_factor = 0.01);
+
+ALTER TABLE derivation_inputs SET (autovacuum_vacuum_scale_factor = 0.01);
+ALTER TABLE derivation_inputs SET (autovacuum_analyze_scale_factor = 0.01);
+
+ALTER TABLE guix_revision_package_derivations SET 
(autovacuum_vacuum_scale_factor = 0.01);
+ALTER TABLE guix_revision_package_derivations SET 
(autovacuum_analyze_scale_factor = 0.01);
+
+ALTER TABLE derivation_sources SET (autovacuum_vacuum_scale_factor = 0.01);
+ALTER TABLE derivation_sources SET (autovacuum_analyze_scale_factor = 0.01);
+
+ALTER TABLE derivation_outputs SET (autovacuum_vacuum_scale_factor = 0.01);
+ALTER TABLE derivation_outputs SET (autovacuum_analyze_scale_factor = 0.01);
+
+COMMIT;
diff --git a/sqitch/revert/change_autovacuum_config.sql 
b/sqitch/revert/change_autovacuum_config.sql
new file mode 100644
index 0000000..cf5d09b
--- /dev/null
+++ b/sqitch/revert/change_autovacuum_config.sql
@@ -0,0 +1,7 @@
+-- Revert guix-data-service:change_autovacuum_config from pg
+
+BEGIN;
+
+-- XXX Add DDLs here.
+
+COMMIT;
diff --git a/sqitch/sqitch.plan b/sqitch/sqitch.plan
index 4d2b101..95d0392 100644
--- a/sqitch/sqitch.plan
+++ b/sqitch/sqitch.plan
@@ -69,3 +69,4 @@ 
derivation_output_details_sets_derivation_output_details_ids_index 2020-07-04T07
 add-tsvectors-per-locale 2020-07-16T18:19:44Z daniela <daniela@linux-ijv5> # 
Add tsvectors per locale
 change_package_descriptions_index 2020-08-23T11:56:00Z Christopher Baines 
<mail@cbaines.net> # Change the package_descriptions index
 change_locale_values 2020-09-26T10:20:22Z Christopher Baines 
<mail@cbaines.net> # Change locale values
+change_autovacuum_config 2020-10-01T21:24:46Z Christopher Baines 
<mail@cbaines.net> # Change autovacuum config
diff --git a/sqitch/verify/change_autovacuum_config.sql 
b/sqitch/verify/change_autovacuum_config.sql
new file mode 100644
index 0000000..6f05a2d
--- /dev/null
+++ b/sqitch/verify/change_autovacuum_config.sql
@@ -0,0 +1,7 @@
+-- Verify guix-data-service:change_autovacuum_config on pg
+
+BEGIN;
+
+-- XXX Add verifications here.
+
+ROLLBACK;