optimize: 创建数据库表索引

database/migrations/2023_03_16_194103_update_table_indexes.php

@@ -0,0 +1,41 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class UpdateTableIndexes extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('web_socket_dialog_msg_reads', function (Blueprint $table) {
+            $table->index(['userid', 'read_at', 'dialog_id']);
+        });
+        Schema::table('web_socket_dialog_msgs', function (Blueprint $table) {
+            $table->index('dialog_id');
+            $table->index('dialog_type');
+            $table->index('userid');
+        });
+        Schema::table('task_workers', function (Blueprint $table) {
+            $table->index('deleted_at');
+        });
+        Schema::table('project_tasks', function (Blueprint $table) {
+            $table->index(['parent_id', 'deleted_at']);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        
+    }
+}