remove: Purge ip_checking of polls/voters table in db.

(For search: migration migrate script.)

database/migrations/2020_02_14_202935_drop_ip_checking_in_polls_table.php

@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class DropIpCheckingInPollsTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('polls', function (Blueprint $table) {
+            $table->dropColumn('ip_checking');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('polls', function (Blueprint $table) {
+            $table->boolean('ip_checking')->default(0);
+        });
+    }
+}

database/migrations/2020_02_14_203001_drop_ip_address_in_voters_table.php

@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class DropIpAddressInVotersTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('voters', function (Blueprint $table) {
+            $table->dropColumn('ip_address');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('voters', function (Blueprint $table) {
+            $table->string('ip_address')->default('dbRollback');
+        });
+    }
+}