Refs #4678 Add migration to convert control attributes to hstore

2 files changed, 24 insertions, 4 deletions

diff --git a/db/migrate/20171003123007_change_control_attributes_format_in_compliance_control_and_in_compliance_check.rb b/db/migrate/20171003123007_change_control_attributes_format_in_compliance_control_and_in_compliance_check.rb
new file mode 100644
index 000000000..cf1e31970
--- /dev/null
+++ b/db/migrate/20171003123007_change_control_attributes_format_in_compliance_control_and_in_compliance_check.rb
@@ -0,0 +1,20 @@
+class ChangeControlAttributesFormatInComplianceControlAndInComplianceCheck < ActiveRecord::Migration
+  def change
+
+    execute <<-SQL
+      CREATE OR REPLACE FUNCTION my_json_to_hstore(json)
+            RETURNS hstore
+            IMMUTABLE
+            STRICT
+            LANGUAGE sql
+          AS $func$
+            SELECT hstore(array_agg(key), array_agg(value))
+            FROM   json_each_text($1)
+          $func$;
+      SQL
+
+    change_column :compliance_controls, :control_attributes, 'hstore USING my_json_to_hstore(control_attributes)'
+    change_column :compliance_checks, :control_attributes, 'hstore USING my_json_to_hstore(control_attributes)' 
+    execute "DROP FUNCTION my_json_to_hstore(json)"
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 91ffdd60c..608a611a3 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20171002080526) do
+ActiveRecord::Schema.define(version: 20171003123007) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -205,7 +205,7 @@ ActiveRecord::Schema.define(version: 20171002080526) do
     t.integer  "compliance_check_set_id"
     t.integer  "compliance_check_block_id"
     t.string   "type"
-    t.json     "control_attributes"
+    t.hstore   "control_attributes"
     t.string   "name"
     t.string   "code"
     t.integer  "criticity"
@@ -240,7 +240,7 @@ ActiveRecord::Schema.define(version: 20171002080526) do
   create_table "compliance_controls", id: :bigserial, force: :cascade do |t|
     t.integer  "compliance_control_set_id"
     t.string   "type"
-    t.json     "control_attributes"
+    t.hstore   "control_attributes"
     t.string   "name"
     t.string   "code"
     t.string   "criticity"
@@ -402,9 +402,9 @@ ActiveRecord::Schema.define(version: 20171002080526) do
     t.string   "type"
     t.integer  "parent_id",             limit: 8
     t.string   "parent_type"
-    t.datetime "notified_parent_at"
     t.integer  "current_step",                    default: 0
     t.integer  "total_steps",                     default: 0
+    t.datetime "notified_parent_at"
     t.string   "creator"
   end