Drop support for SQL Server <2008

lib/Doctrine/DBAL/Platforms/Keywords/SQLServer2005Keywords.php

-<?php
-
-namespace Doctrine\DBAL\Platforms\Keywords;
-
-use function array_diff;
-use function array_merge;
-
-/**
- * Microsoft SQL Server 2005 reserved keyword dictionary.
- *
- * @link    www.doctrine-project.com
- */
-class SQLServer2005Keywords extends SQLServerKeywords
-{
-    /**
-     * {@inheritdoc}
-     */
-    public function getName()
-    {
-        return 'SQLServer2005';
-    }
-
-    /**
-     * {@inheritdoc}
-     *
-     * @link http://msdn.microsoft.com/en-US/library/ms189822%28v=sql.90%29.aspx
-     */
-    protected function getKeywords()
-    {
-        return array_merge(array_diff(parent::getKeywords(), ['DUMMY']), [
-            'EXTERNAL',
-            'PIVOT',
-            'REVERT',
-            'SECURITYAUDIT',
-            'TABLESAMPLE',
-            'UNPIVOT',
-        ]);
-    }
-}

lib/Doctrine/DBAL/Platforms/Keywords/SQLServer2008Keywords.php

-<?php
-
-namespace Doctrine\DBAL\Platforms\Keywords;
-
-use function array_merge;
-
-/**
- * Microsoft SQL Server 2008 reserved keyword dictionary.
- *
- * @link    www.doctrine-project.com
- */
-class SQLServer2008Keywords extends SQLServer2005Keywords
-{
-    /**
-     * {@inheritdoc}
-     */
-    public function getName()
-    {
-        return 'SQLServer2008';
-    }
-
-    /**
-     * {@inheritdoc}
-     *
-     * @link http://msdn.microsoft.com/en-us/library/ms189822%28v=sql.100%29.aspx
-     */
-    protected function getKeywords()
-    {
-        return array_merge(parent::getKeywords(), ['MERGE']);
-    }
-}

lib/Doctrine/DBAL/Platforms/SQLServer2008Platform.php

-<?php
-
-namespace Doctrine\DBAL\Platforms;
-
-/**
- * Platform to ensure compatibility of Doctrine with Microsoft SQL Server 2008 version.
- *
- * Differences to SQL Server 2005 and before are that a new DATETIME2 type was
- * introduced that has a higher precision.
- *
- * @deprecated Use SQL Server 2012 or newer
- */
-class SQLServer2008Platform extends SQLServerPlatform
-{
-    /**
-     * {@inheritDoc}
-     */
-    public function getListTablesSQL()
-    {
-        // "sysdiagrams" table must be ignored as it's internal SQL Server table for Database Diagrams
-        // Category 2 must be ignored as it is "MS SQL Server 'pseudo-system' object[s]" for replication
-        return "SELECT name, SCHEMA_NAME (uid) AS schema_name FROM sysobjects WHERE type = 'U' AND name != 'sysdiagrams' AND category != 2 ORDER BY name";
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    public function getDateTimeTypeDeclarationSQL(array $fieldDeclaration)
-    {
-        // 3 - microseconds precision length
-        // http://msdn.microsoft.com/en-us/library/ms187819.aspx
-        return 'DATETIME2(6)';
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    public function getDateTypeDeclarationSQL(array $fieldDeclaration)
-    {
-        return 'DATE';
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    public function getTimeTypeDeclarationSQL(array $fieldDeclaration)
-    {
-        return 'TIME(0)';
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    public function getDateTimeTzTypeDeclarationSQL(array $fieldDeclaration)
-    {
-        return 'DATETIMEOFFSET(6)';
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    public function getDateTimeFormatString()
-    {
-        return 'Y-m-d H:i:s.u';
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    public function getDateTimeTzFormatString()
-    {
-        return 'Y-m-d H:i:s.u P';
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    public function getDateFormatString()
-    {
-        return 'Y-m-d';
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    public function getTimeFormatString()
-    {
-        return 'H:i:s';
-    }
-
-    /**
-     * {@inheritDoc}
-     *
-     * Adding Datetime2 Type
-     */
-    protected function initializeDoctrineTypeMappings()
-    {
-        parent::initializeDoctrineTypeMappings();
-        $this->doctrineTypeMapping['datetime2']      = 'datetime';
-        $this->doctrineTypeMapping['date']           = 'date';
-        $this->doctrineTypeMapping['time']           = 'time';
-        $this->doctrineTypeMapping['datetimeoffset'] = 'datetimetz';
-    }
-
-    /**
-     * {@inheritdoc}
-     *
-     * Returns Microsoft SQL Server 2008 specific keywords class
-     */
-    protected function getReservedKeywordsClass()
-    {
-        return Keywords\SQLServer2008Keywords::class;
-    }
-
-    protected function getLikeWildcardCharacters() : string
-    {
-        return parent::getLikeWildcardCharacters() . '[]^';
-    }
-}

tests/Doctrine/Tests/DBAL/Platforms/SQLServer2008PlatformTest.php

-<?php
-
-namespace Doctrine\Tests\DBAL\Platforms;
-
-use Doctrine\DBAL\Platforms\AbstractPlatform;
-use Doctrine\DBAL\Platforms\SQLServer2008Platform;
-
-class SQLServer2008PlatformTest extends AbstractSQLServerPlatformTestCase
-{
-    public function createPlatform() : AbstractPlatform
-    {
-        return new SQLServer2008Platform();
-    }
-
-    public function testGeneratesTypeDeclarationForDateTimeTz() : void
-    {
-        self::assertEquals('DATETIMEOFFSET(6)', $this->platform->getDateTimeTzTypeDeclarationSQL([]));
-    }
-}