feat(migrations): Drop 'body' column from threads

As a data model simplification, the text of a thread's top post should
simply also go into the posts table.

2 files changed, 7 insertions, 0 deletions

diff --git a/migrations/2018-04-14-140818_posts_only_in_posts/down.sql b/migrations/2018-04-14-140818_posts_only_in_posts/down.sql
new file mode 100644
index 0000000000..bb6528f33d
--- /dev/null
+++ b/migrations/2018-04-14-140818_posts_only_in_posts/down.sql
@@ -0,0 +1 @@
+ALTER TABLE threads ADD COLUMN body TEXT NOT NULL DEFAULT '';
diff --git a/migrations/2018-04-14-140818_posts_only_in_posts/up.sql b/migrations/2018-04-14-140818_posts_only_in_posts/up.sql
new file mode 100644
index 0000000000..07ff9a1196
--- /dev/null
+++ b/migrations/2018-04-14-140818_posts_only_in_posts/up.sql
@@ -0,0 +1,6 @@
+-- Instead of storing the thread OP in the thread table, this will
+-- make it a post as well.
+-- At the time at which this migration was created no important data
+-- existed in any converse instances, so data is not moved.
+
+ALTER TABLE threads DROP COLUMN body;