From 8228815b38c677e29d6ca8329e89716995b078b4 Mon Sep 17 00:00:00 2001
From: Halil Ozan Akgul <hozanakgul@gmail.com>
Date: Mon, 1 Mar 2021 14:58:41 +0300
Subject: [PATCH] Add 10.0-2 schema version

(cherry-picked from dcc020760519edda38753d176ff3c9ac718640cf)
---
 .../distributed/sql/citus--10.0-1--10.0-2.sql    |  1 +
 .../sql/downgrades/citus--10.0-2--10.0-1.sql     |  1 +
 src/test/regress/expected/multi_extension.out    | 16 ++++++++++++++++
 src/test/regress/expected/multi_extension_0.out  | 16 ++++++++++++++++
 src/test/regress/sql/multi_extension.sql         | 10 ++++++++++
 5 files changed, 44 insertions(+)
 create mode 100644 src/backend/distributed/sql/citus--10.0-1--10.0-2.sql
 create mode 100644 src/backend/distributed/sql/downgrades/citus--10.0-2--10.0-1.sql

diff --git a/src/backend/distributed/sql/citus--10.0-1--10.0-2.sql b/src/backend/distributed/sql/citus--10.0-1--10.0-2.sql
new file mode 100644
index 000000000..de58cdebc
--- /dev/null
+++ b/src/backend/distributed/sql/citus--10.0-1--10.0-2.sql
@@ -0,0 +1 @@
+-- citus--10.0-1--10.0-2
diff --git a/src/backend/distributed/sql/downgrades/citus--10.0-2--10.0-1.sql b/src/backend/distributed/sql/downgrades/citus--10.0-2--10.0-1.sql
new file mode 100644
index 000000000..711c46691
--- /dev/null
+++ b/src/backend/distributed/sql/downgrades/citus--10.0-2--10.0-1.sql
@@ -0,0 +1 @@
+/* citus--10.0-2--10.0-1.sql */
diff --git a/src/test/regress/expected/multi_extension.out b/src/test/regress/expected/multi_extension.out
index b7f653c8e..6489ec450 100644
--- a/src/test/regress/expected/multi_extension.out
+++ b/src/test/regress/expected/multi_extension.out
@@ -515,6 +515,22 @@ SELECT * FROM print_extension_changes();
                                                                                  | view time_partitions
 (67 rows)
 
+-- Test downgrade to 10.0-1 from 10.0-2
+ALTER EXTENSION citus UPDATE TO '10.0-2';
+ALTER EXTENSION citus UPDATE TO '10.0-1';
+-- Should be empty result since upgrade+downgrade should be a no-op
+SELECT * FROM print_extension_changes();
+ previous_object | current_object
+---------------------------------------------------------------------
+(0 rows)
+
+-- Snapshot of state at 10.0-2
+ALTER EXTENSION citus UPDATE TO '10.0-2';
+SELECT * FROM print_extension_changes();
+ previous_object | current_object
+---------------------------------------------------------------------
+(0 rows)
+
 DROP TABLE prev_objects, extension_diff;
 -- show running version
 SHOW citus.version;
diff --git a/src/test/regress/expected/multi_extension_0.out b/src/test/regress/expected/multi_extension_0.out
index 3f689396f..252889f3b 100644
--- a/src/test/regress/expected/multi_extension_0.out
+++ b/src/test/regress/expected/multi_extension_0.out
@@ -511,6 +511,22 @@ SELECT * FROM print_extension_changes();
                                                                                  | view time_partitions
 (63 rows)
 
+-- Test downgrade to 10.0-1 from 10.0-2
+ALTER EXTENSION citus UPDATE TO '10.0-2';
+ALTER EXTENSION citus UPDATE TO '10.0-1';
+-- Should be empty result since upgrade+downgrade should be a no-op
+SELECT * FROM print_extension_changes();
+ previous_object | current_object
+---------------------------------------------------------------------
+(0 rows)
+
+-- Snapshot of state at 10.0-2
+ALTER EXTENSION citus UPDATE TO '10.0-2';
+SELECT * FROM print_extension_changes();
+ previous_object | current_object
+---------------------------------------------------------------------
+(0 rows)
+
 DROP TABLE prev_objects, extension_diff;
 -- show running version
 SHOW citus.version;
diff --git a/src/test/regress/sql/multi_extension.sql b/src/test/regress/sql/multi_extension.sql
index 5fe423f5f..01ab71df5 100644
--- a/src/test/regress/sql/multi_extension.sql
+++ b/src/test/regress/sql/multi_extension.sql
@@ -198,6 +198,16 @@ SELECT * FROM print_extension_changes();
 ALTER EXTENSION citus UPDATE TO '10.0-1';
 SELECT * FROM print_extension_changes();
 
+-- Test downgrade to 10.0-1 from 10.0-2
+ALTER EXTENSION citus UPDATE TO '10.0-2';
+ALTER EXTENSION citus UPDATE TO '10.0-1';
+-- Should be empty result since upgrade+downgrade should be a no-op
+SELECT * FROM print_extension_changes();
+
+-- Snapshot of state at 10.0-2
+ALTER EXTENSION citus UPDATE TO '10.0-2';
+SELECT * FROM print_extension_changes();
+
 DROP TABLE prev_objects, extension_diff;
 
 -- show running version