×ðÁú¿­Ê±

Laravel¿ª·¢£ºÔõÑùʹÓÃLaravel MigrationÖÎÀíÊý¾Ý¿âǨá㣿

ÔÚlaravel¿ª·¢ÖУ¬Êý¾Ý¿âµÄÖÎÀíÊǺÜÊÇÖ÷ÒªµÄÒ»²¿·Ö ¡£¶ølaravel migrationÌṩÁËÒ»ÖÖ±ã½ÝµÄ·½·¨À´ÖÎÀíÊý¾Ý¿âǨáã ¡£½ÓÏÂÀ´ÈÃÎÒÃÇÒ»ÆðÀ´Ñ§Ï°ÔõÑùʹÓÃlaravel migrationÖÎÀíÊý¾Ý¿âǨáã ¡£

ʲôÊÇLaravel Migration?

Laravel MigrationÊÇÓÃÀ´ÖÎÀíÊý¾Ý¿âǨáãµÄ¹¤¾ß£¬¿ÉÒÔÓÃÀ´¼Í¼ËùÓйØÓÚÊý¾Ý¿âµÄÐ޸IJÙ×÷£¬°üÀ¨½¨Éè¡¢Ð޸ĺÍɾ³ý±í½á¹¹¡¢Ìí¼Ó¡¢Ð޸ĺÍɾ³ý×ֶΡ¢ÉèÖÃË÷ÒýºÍÍâ¼üÔ¼ÊøµÈµÈ ¡£Í¨¹ýLaravel Migration£¬ÎÒÃÇÄܹ»ÇáËɵضÔÊý¾Ý¿â¾ÙÐÐÉý¼¶ºÍά»¤£¬¶ø²»»áµ¼ÖÂÊý¾Ýɥʧ»ò½á¹¹ÔÓÂÒ ¡£

Laravel MigrationÔõÑùʹÓã¿

½¨ÉèLaravel Migration

Ê×ÏÈ£¬ÎÒÃÇÐèҪͨ¹ýÖÕ¶ËÏÂÁTerminal£©½¨ÉèÒ»¸öеÄLaravel Migration ¡£ÔÚLaravelÖУ¬ÎÒÃÇ¿ÉÒÔͨ¹ýÒÔÏÂÏÂÁÉèеÄMigration£º

php artisan make:migration create_user_table

µÇ¼ºó¸´ÖÆ

ÔËÐÐÏÂÁîºó£¬Laravel Migration»áÔÚdatabase/migrationsĿ¼ÏÂ×Ô¶¯½¨ÉèÒ»¸öMigrationÎļþ£¬ÈçÏÂËùʾ£º

<?php

use IlluminateDatabaseMigrationsMigration;
use IlluminateDatabaseSchemaBlueprint;
use IlluminateSupportFacadesSchema;

class CreateUserTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('user', function (Blueprint $table) {
            $table->id();
            $table->string('name');
            $table->string('email')->unique();
            $table->timestamp('email_verified_at')->nullable();
            $table->string('password');
            $table->rememberToken();
            $table->timestamps();
        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::dropIfExists('user');
    }
}

µÇ¼ºó¸´ÖÆ

ÔÚÕâ¸öMigrationÎļþÖУ¬ÎÒÃǽç˵ÁËÒ»¸ö½Ð×ö¡°create_user_table¡±µÄMigration£¬Ëü»á½¨ÉèÒ»¸ö¡°user¡±±í£¬¸Ã±íÓµÓÐid¡¢name¡¢email¡¢email_verified_at¡¢password¡¢remember_tokenºÍtimestamps×ֶΠ¡£

×¢ÖØ£ºLaravel Migration¹ØÓÚÊý¾Ý±íÃû±ØÐèҪΪ¸´ÊýÐÎʽ ¡£

ÔËÐÐLaravel Migration

Íê³ÉMigrationÎļþµÄ±àд£¬ÏÂÒ»²½ÎÒÃÇÐèÒªÔËÐиÃMigrationÎļþ ¡£ÔÚLaravelÖУ¬ÎÒÃÇ¿ÉÒÔͨ¹ýÒÔÏÂÏÂÁîÔËÐÐMigration£º

php artisan migrate

µÇ¼ºó¸´ÖÆ µÇ¼ºó¸´ÖÆ

ÔËÐÐÏÂÁîºó£¬Laravel Migration»á×Ô¶¯Ö´ÐÐMigrationÎļþÖнç˵µÄËùÓвÙ×÷²¢ÔÚÊý¾Ý¿âÖн¨ÉèÒ»¸öеġ°user¡±±í ¡£

ÔÚÕâ¸öÀú³ÌÖУ¬ÎÒÃÇ¿ÉÒÔͨ¹ýÏÂÁîÐÐÊÓ²ìLaravel MigrationµÄÖ´ÐÐÇéÐΣ¬ÏàʶLaravel MigrationµÄ״̬ ¡£ÀýÈ磬ÈôÊÇÎÒÃÇÐèÒª¼ì²éÊý¾Ý¿âÖеÄMigration״̬£¬¿ÉÒÔʹÓÃÒÔÏÂÏÂÁ

php artisan migrate:status

µÇ¼ºó¸´ÖÆ

Õâ¸öÏÂÁî»á·µ»ØËùÓÐMigrationÎļþµÄ״̬£¬°üÀ¨ÒѾ­Ö´ÐкʹýÖ´ÐеÄMigrationÎļþ ¡£

ÐÞ¸ÄLaravel Migration

ÈôÊÇÐèÒª¶ÔÊý¾Ý¿âÖеıí½á¹¹¾ÙÐÐÐ޸Ļò¸üУ¬ÎÒÃÇ¿ÉÒÔͨ¹ýÐÞ¸ÄÒѱ£´æµÄMigrationÎļþʵÏÖ ¡£ÀýÈ磬ÈôÊÇÎÒÃÇÐèÒª¸ø¡°user¡±±íÌí¼ÓÒ»¸ö¡°age¡±×ֶΣ¬¿ÉÒÔͨ¹ýÒÔÏÂÓγÌʵÏÖ£º

ÐÞ¸ÄMigrationÎļþ£¬Ìí¼Ó¡°age¡±×ֶΣº

$table->integer('age');

µÇ¼ºó¸´ÖÆ

ÔËÐÐLaravel Migration£º

php artisan migrate

µÇ¼ºó¸´ÖÆ µÇ¼ºó¸´ÖÆ

µ±Laravel Migration¼ì²âµ½ÓÐеÄMigrationÎļþʱ£¬»á×Ô¶¯Ö´ÐÐËùÓÐеÄMigration²Ù×÷ ¡£

»Ø¹öLaravel Migration

Laravel MigrationÌṩÁËÒ»¸ö»Ø¹ö£¨rollback£©²Ù×÷£¬¿ÉÒÔÖ´ÐÐËùÓÐÒÔÇ°Ö´ÐйýµÄMigrationÎļþ£¬Ê¹Êý¾Ý¿â»Ø¹öµ½Ö®Ç°µÄ״̬ ¡£ÀýÈ磬ÈôÊÇÎÒÃÇÐèÒª»Ø¹ö֮ǰµÄMigrationÎļþ£¬¿ÉÒÔͨ¹ýÒÔÏÂÏÂÁîʵÏÖ£º

php artisan migrate:rollback

µÇ¼ºó¸´ÖÆ

ÔËÐÐÏÂÁîºó£¬Laravel Migration»á×÷·ÏËùÓÐ×îеÄMigrationÎļþ£¬°ÑÊý¾Ý¿â»Ö¸´µ½×îеÄÖ´ÐÐǰ״̬ ¡£

×ܽá

Laravel MigrationÊÇÒ»¸öºÜÊÇÓÐÓõŤ¾ß£¬¿ÉÒÔÀû±ãÎÒÃÇÖÎÀíÊý¾Ý¿âǨáã ¡£Í¨¹ýLaravel Migration£¬ÎÒÃÇ¿ÉÒÔÇáËɵضÔÊý¾Ý¿â¾ÙÐÐÉý¼¶ºÍά»¤£¬²»ÐèÒªÊÖ¶¯¸ü¸ÄÊý¾Ý¿â£¬Ò²²»»áµ¼ÖÂÊý¾Ýɥʧ»ò½á¹¹ÔÓÂÒ ¡£Òò´Ë£¬ÔÚLaravel¿ª·¢ÖкÏÀíÔËÓÃLaravel MigrationÊǺÜÊÇÐëÒªµÄ ¡£

ÒÔÉϾÍÊÇLaravel¿ª·¢£ºÔõÑùʹÓÃLaravel MigrationÖÎÀíÊý¾Ý¿âǨá㣿µÄÏêϸÄÚÈÝ£¬¸ü¶àÇë¹Ø×¢±¾ÍøÄÚÆäËüÏà¹ØÎÄÕ£¡

ÃâÔð˵Ã÷£ºÒÔÉÏչʾÄÚÈÝȪԴÓÚÏàÖúýÌå¡¢ÆóÒµ»ú¹¹¡¢ÍøÓÑÌṩ»òÍøÂçÍøÂçÕûÀí£¬°æȨÕùÒéÓë±¾Õ¾Î޹أ¬ÎÄÕÂÉæ¼°¿´·¨Óë¿´·¨²»´ú±í×ðÁú¿­Ê±ÂËÓÍ»úÍø¹Ù·½Ì¬¶È£¬Çë¶ÁÕß½ö×ö²Î¿¼ ¡£±¾ÎĽӴýתÔØ£¬×ªÔØÇë˵Ã÷À´ÓÉ ¡£ÈôÄúÒÔΪ±¾ÎÄÇÖÕ¼ÁËÄúµÄ°æȨÐÅÏ¢£¬»òÄú·¢Ã÷¸ÃÄÚÈÝÓÐÈκÎÉæ¼°ÓÐÎ¥¹«µÂ¡¢Ã°·¸Ö´·¨µÈÎ¥·¨ÐÅÏ¢£¬ÇëÄúÁ¬Ã¦ÁªÏµ×ðÁú¿­Ê±ÊµÊ±ÐÞÕý»òɾ³ý ¡£

Ïà¹ØÐÂÎÅ

ÁªÏµ×ðÁú¿­Ê±

13452372176

¿É΢ÐÅÔÚÏß×Éѯ

ÊÂÇéʱ¼ä£ºÖÜÒ»ÖÁÖÜÎ壬9:30-18:30£¬½ÚãåÈÕÐÝÏ¢

QR code
¡¾ÍøÕ¾µØͼ¡¿¡¾sitemap¡¿