magento2-docker/app/code/IpSupply/CartToQuote/Setup/InstallSchema.php

<?php
namespace IpSupply\CartToQuote\Setup;

use Magento\Framework\Setup\SchemaSetupInterface;
use Magento\Framework\Setup\ModuleContextInterface;
use Magento\Framework\DB\Ddl\Table;

class InstallSchema implements \Magento\Framework\Setup\InstallSchemaInterface
{

    public function install(SchemaSetupInterface $setup, ModuleContextInterface $context)
    {
        $setup->startSetup();

        $connection = $setup->getConnection();
        $tableCartItem = $setup->getTable("ip_supply_cart_to_quote_item");
        $tableCartHistory = $setup->getTable("ip_supply_cart_to_quote_history");
        $tableCartdetail = $setup->getTable("ip_supply_cart_to_quote_detail");

        if ($connection->isTableExists($tableCartItem) != true) {
            $table = $connection->newTable($tableCartItem)->addColumn(
                'id',
                Table::TYPE_INTEGER,
                null,
                ['identity' => true, 'unsigned' => true, 'nullable' => false, 'primary' => true]
            )->addColumn(
                'product_id',
                Table::TYPE_INTEGER,
                null,
                ['nullable' => false]
            )->addColumn(
                'email',
                Table::TYPE_TEXT,
                255,
                ['nullable' => false, 'default' => '']
            )
            ->addColumn(
                'name',
                Table::TYPE_TEXT,
                255,
                ['nullable' => false, 'default' => '']
            )->addColumn(
                'url',
                Table::TYPE_TEXT,
                255,
                ['nullable' => false, 'default' => '']
            )->addColumn(
                'image',
                Table::TYPE_TEXT,
                255,
                ['nullable' => false, 'default' => '']
            )->addColumn(
                'sku',
                Table::TYPE_TEXT,
                255,
                ['nullable' => false, 'default' => '']
            )->addColumn(
                'qty',
                Table::TYPE_INTEGER,
                null,
                ['nullable' => false, 'default' => 0]
            )->addColumn(
                'customer_id',
                Table::TYPE_INTEGER,
                null,
                ['nullable' => false]
            )->addColumn(
                'price',
                Table::TYPE_DECIMAL,
                null,
                ['nullable' => false, 'default' => 0, 'scale'=> 1, 'precision'=> 13]
            )
            ->setOption('charset', 'utf8');

            $connection->createTable($table);
        }

        if ($connection->isTableExists($tableCartHistory) != true) {
            $table = $connection->newTable($tableCartHistory)->addColumn(
                'id',
                Table::TYPE_INTEGER,
                null,
                ['identity' => true, 'unsigned' => true, 'nullable' => false, 'primary' => true]
            )->addColumn(
                'date',
                Table::TYPE_TIMESTAMP,
                null,
                ['nullable' => false, 'default' => 'CURRENT_TIMESTAMP']
            )->addColumn(
                'items_total',
                Table::TYPE_INTEGER,
                null,
                ['nullable' => false]
            )->addColumn(
                'customer_id',
                Table::TYPE_INTEGER,
                null,
                ['nullable' => false]
            )
            ->setOption('charset', 'utf8');

            $connection->createTable($table);
        }

        if ($connection->isTableExists($tableCartdetail) != true) {
            $table = $connection->newTable($tableCartdetail)->addColumn(
                'id',
                Table::TYPE_INTEGER,
                null,
                ['identity' => true, 'unsigned' => true, 'nullable' => false, 'primary' => true]
            )->addColumn(
                'product_id',
                Table::TYPE_INTEGER,
                null,
                ['nullable' => false]
            )
            ->addColumn(
                'name',
                Table::TYPE_TEXT,
                255,
                ['nullable' => false, 'default' => '']
            )->addColumn(
                'url',
                Table::TYPE_TEXT,
                255,
                ['nullable' => false, 'default' => '']
            )->addColumn(
                'image',
                Table::TYPE_TEXT,
                255,
                ['nullable' => false, 'default' => '']
            )->addColumn(
                'sku',
                Table::TYPE_TEXT,
                255,
                ['nullable' => false, 'default' => '']
            )->addColumn(
                'qty',
                Table::TYPE_INTEGER,
                null,
                ['nullable' => false, 'default' => 0]
            )->addColumn(
                'customer_id',
                Table::TYPE_INTEGER,
                null,
                ['nullable' => false]
            )->addColumn(
                'price',
                Table::TYPE_DECIMAL,
                null,
                ['nullable' => false, 'default' => 0, 'scale'=> 1, 'precision'=> 13]
            )->addColumn(
                'quote_history_id',
                Table::TYPE_INTEGER,
                null,
                ['nullable' => false]
            )
            ->setOption('charset', 'utf8');

            $connection->createTable($table);
        }

        $setup->endSetup();
    }
}