vendor/illuminate/database/Schema/Grammars/SqlServerGrammar.php

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<?php

namespace Illuminate\Database\Schema\Grammars;

use Illuminate\Support\Fluent;
use Illuminate\Database\Schema\Blueprint;

class SqlServerGrammar extends Grammar
{
    /**
     * If this Grammar supports schema changes wrapped in a transaction.
     *
     * @var bool
     */
    protected $transactions = true;

    /**
     * The possible column modifiers.
     *
     * @var array
     */
    protected $modifiers = ['Increment', 'Collate', 'Nullable', 'Default', 'Persisted'];

    /**
     * The columns available as serials.
     *
     * @var array
     */
    protected $serials = ['tinyInteger', 'smallInteger', 'mediumInteger', 'integer', 'bigInteger'];

    /**
     * Compile the query to determine if a table exists.
     *
     * @return string
     */
    public function compileTableExists()
    {
        return "select * from sysobjects where type = 'U' and name = ?";
    }

    /**
     * Compile the query to determine the list of columns.
     *
     * @param  string  $table
     * @return string
     */
    public function compileColumnListing($table)
    {
        return "select col.name from sys.columns as col
                join sys.objects as obj on col.object_id = obj.object_id
                where obj.type = 'U' and obj.name = '$table'";
    }

    /**
     * Compile a create table command.
     *
     * @param  \Illuminate\Database\Schema\Blueprint  $blueprint
     * @param  \Illuminate\Support\Fluent  $command
     * @return string
     */