Change cache table to mediumtext (#12649)

Fixes #12620

database/migrations/2021_03_26_014054_change_cache_to_mediumtext.php

@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class ChangeCacheToMediumtext extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('cache', function (Blueprint $table) {
+            $table->mediumText('value')->change();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('cache', function (Blueprint $table) {
+            $table->text('value')->change();
+        });
+    }
+}

misc/db_schema.yaml

@@ -347,7 +347,7 @@ bill_port_counters:
 cache:
   Columns:
     - { Field: key, Type: varchar(255), 'Null': false, Extra: '' }
-    - { Field: value, Type: text, 'Null': false, Extra: '' }
+    - { Field: value, Type: mediumtext, 'Null': false, Extra: '' }
     - { Field: expiration, Type: int, 'Null': false, Extra: '' }
   Indexes:
     cache_key_unique: { Name: cache_key_unique, Columns: [key], Unique: true, Type: BTREE }