Essi-1402 Convert bulkrax text columns to mediumtext (#328)

* Convert bulkrax text columns to mediumtext

* Update to mysql 8 in docker and circle and specify charset

.circleci/config.yml

@@ -27,7 +27,8 @@ jobs:
         CATALINA_OPTS: "-Djava.awt.headless=true -Dfile.encoding=UTF-8 -server -Xms512m -Xmx1024m -XX:NewSize=256m -XX:MaxNewSize=256m -XX:PermSize=256m -XX:MaxPermSize=256m -XX:+DisableExplicitGC"
     - image: solr:7
       command: bin/solr -cloud -noprompt -f -p 8985
-    - image: circleci/mysql:5.7-ram
+    - image: circleci/mysql:8.0-ram
+      command: --default-authentication-plugin=mysql_native_password
       environment:
         MYSQL_DATABASE: essi_test
         MYSQL_USER: essi

db/50-mysql-create-db.sql

@@ -1,8 +1,10 @@
 # Databases to create in docker-compose mysql service
 # Only runs once on clean startup
 
-CREATE DATABASE IF NOT EXISTS `essi_dev`;
+CREATE USER 'essi'@'%' IDENTIFIED WITH mysql_native_password BY 'essi';
+
+CREATE DATABASE IF NOT EXISTS `essi_dev` CHARACTER SET utf8mb4 COLLATE utf8mb4_bin;
 GRANT ALL ON `essi_dev`.* TO 'essi'@'%';
 
-CREATE DATABASE IF NOT EXISTS `essi_test`;
+CREATE DATABASE IF NOT EXISTS `essi_test` CHARACTER SET utf8mb4 COLLATE utf8mb4_bin;
 GRANT ALL ON `essi_test`.* TO 'essi'@'%';

db/migrate/20210802164419_change_text_to_medium_text.rb

@@ -0,0 +1,15 @@
+class ChangeTextToMediumText < ActiveRecord::Migration[5.1]
+  def change
+    change_column :bulkrax_entries, :raw_metadata, :text, limit: 16777215
+    change_column :bulkrax_entries, :parsed_metadata, :text, limit: 16777215
+    change_column :bulkrax_entries, :last_error, :text, limit: 16777215
+    change_column :bulkrax_exporters, :last_error, :text, limit: 16777215
+    change_column :bulkrax_exporters, :parser_fields, :text, limit: 16777215
+    change_column :bulkrax_exporters, :field_mapping, :text, limit: 16777215
+    change_column :bulkrax_importer_runs, :invalid_records, :text, limit: 16777215
+    change_column :bulkrax_importers, :last_error, :text, limit: 16777215
+    change_column :bulkrax_importers, :parser_fields, :text, limit: 16777215
+    change_column :bulkrax_importers, :field_mapping, :text, limit: 16777215
+    change_column :bulkrax_statuses, :error_backtrace, :text, limit: 16777215
+  end
+end