Tag Archives: InstallSchema

InstallSchema Magento 2

The InstallSchema will be run during the module install and its used to cretae DB table structure.

The module install script will run when you run the following command line

php bin/magento setup:upgrade

File : app/code/PHPCodez/First/Setup/InstallSchema .php

<?php
namespace PHPCodez\First\Setup;

use Magento\Framework\Setup\InstallSchemaInterface;
use Magento\Framework\Setup\SchemaSetupInterface;
use Magento\Framework\Setup\ModuleContextInterface;

class InstallSchema implements InstallSchemaInterface
{
 public function upgrade( SchemaSetupInterface $setup, ModuleContextInterface $context ) {
 $installer = $setup;

$installer->startSetup();

if(version_compare($context->getVersion(), '1.1.0', '<')) {
 if (!$installer->tableExists('phpcodez_post')) {
 $table = $installer->getConnection()->newTable(
 $installer->getTable('phpcodez_post')
 )
 ->addColumn(
 'post_id',
 \Magento\Framework\DB\Ddl\Table::TYPE_INTEGER,
 null,
 [
 'identity' => true,
 'nullable' => false,
 'primary' => true,
 'unsigned' => true,
 ],
 'Post ID'
 )
 ->addColumn(
 'name',
 \Magento\Framework\DB\Ddl\Table::TYPE_TEXT,
 255,
 ['nullable => false'],
 'Post Name'
 )
 ->addColumn(
 'created_at',
 \Magento\Framework\DB\Ddl\Table::TYPE_TIMESTAMP,
 null,
 ['nullable' => false, 'default' => \Magento\Framework\DB\Ddl\Table::TIMESTAMP_INIT],
 'Created At'
 )->addColumn(
 'updated_at',
 \Magento\Framework\DB\Ddl\Table::TYPE_TIMESTAMP,
 null,
 ['nullable' => false, 'default' => \Magento\Framework\DB\Ddl\Table::TIMESTAMP_INIT_UPDATE],
 'Updated At')
 ->setComment('Post Table');
 $installer->getConnection()->createTable($table);

$installer->getConnection()->addIndex(
 $installer->getTable('phpcodez_post'),
 $setup->getIdxName(
 $installer->getTable('phpcodez_post'),
 ['name'],
 \Magento\Framework\DB\Adapter\AdapterInterface::INDEX_TYPE_FULLTEXT
 ),
 ['name'],
 \Magento\Framework\DB\Adapter\AdapterInterface::INDEX_TYPE_FULLTEXT
 );
 }
 }

$installer->endSetup();
 }
}
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SQL Setup Script Magento 2

Some time its necessary to create DB tables and add data to tables. Mageto provides some classes using which you can create DB table structure or add data to tables. Following are the important classes

InstallSchema – This class can be used to setup DB structure when modules is instaled for the first time.
InstallData – This class can be used to load the initial data when modules is insttale for the first time. Continue reading SQL Setup Script Magento 2

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