TYPO3 Core

When I make an upgrade from TYPO3 4.5 to 6.2 I execute several steps. The last step in the Install Tool is the link called "Go to database analyzer".
However this must be the first step. If you do not execute the database analyzer before the updates, then you run into SQL errors.

exec_SELECTquery
caller     TYPO3\CMS\Core\Database\DatabaseConnection::exec_SELECTquery
ERROR     Table 'databasename.sys_file_reference' doesn't exist
lastBuiltQuery     SELECT uid, pid, uid_local AS fileuid, uid_foreign AS targetuid, tablenames AS targettable FROM sys_file_reference WHERE pid=0 AND deleted=0
debug_backtrace     TYPO3\CMS\Install\Controller\ToolController->execute#134 // TYPO3\CMS\Install\Controller\ToolController->dispatchAuthenticationActions#74 // TYPO3\CMS\Install\Controller\Action\Tool\UpdateWizard->handle#176 // TYPO3\CMS\Install\Controller\Action\Tool\UpdateWizard->listUpdates#58 // TYPO3\CMS\Install\Updates\AbstractUpdate->shouldRenderWizard#83 // TYPO3\CMS\Install\Updates\ReferenceIntegrityUpdateWizard->checkForUpdate#127 // TYPO3\CMS\Install\Updates\ReferenceIntegrityUpdateWizard->getRequiredUpdates#50 // TYPO3\CMS\Install\Updates\ReferenceIntegrityUpdateWizard->getInproperConnectedFileReferences#85 // TYPO3\CMS\Install\Updates\ReferenceIntegrityUpdateWizard->getFileReferencesOnRootlevel#114 // TYPO3\CMS\Core\Database\DatabaseConnection->exec_SELECTgetRows#102 // TYPO3\CMS\Core\Database\DatabaseConnection->exec_SELECTquery#364 // TYPO3\CMS\Core\Database\DatabaseConnection->debug#297
exec_SELECTquery
caller     TYPO3\CMS\Core\Database\DatabaseConnection::exec_SELECTquery
ERROR     Table 'databasename.sys_file_reference' doesn't exist
lastBuiltQuery     SELECT uid, pid, uid_local AS fileuid, uid_foreign AS targetuid, tablenames AS targettable FROM sys_file_reference WHERE pid=0 AND deleted=0
debug_backtrace     TYPO3\CMS\Install\Controller\ToolController->execute#134 // TYPO3\CMS\Install\Controller\ToolController->dispatchAuthenticationActions#74 // TYPO3\CMS\Install\Controller\Action\Tool\UpdateWizard->handle#176 // TYPO3\CMS\Install\Controller\Action\Tool\UpdateWizard->listUpdates#58 // TYPO3\CMS\Install\Updates\AbstractUpdate->shouldRenderWizard#83 // TYPO3\CMS\Install\Updates\ReferenceIntegrityUpdateWizard->checkForUpdate#127 // TYPO3\CMS\Install\Updates\ReferenceIntegrityUpdateWizard->getRequiredUpdates#50 // TYPO3\CMS\Install\Updates\ReferenceIntegrityUpdateWizard->getInproperConnectedFileReferences#85 // TYPO3\CMS\Install\Updates\ReferenceIntegrityUpdateWizard->getFileReferencesOnRootlevel#114 // TYPO3\CMS\Core\Database\DatabaseConnection->exec_SELECTgetRows#102 // TYPO3\CMS\Core\Database\DatabaseConnection->debug#366
exec_SELECTquery
caller     TYPO3\CMS\Core\Database\DatabaseConnection::exec_SELECTquery
ERROR     Table 'databasename.sys_file' doesn't exist
lastBuiltQuery     SELECT COUNT(uid) FROM sys_file WHERE identifier_hash = "" OR folder_hash = "" 
debug_backtrace     TYPO3\CMS\Install\Controller\ToolController->execute#134 // TYPO3\CMS\Install\Controller\ToolController->dispatchAuthenticationActions#74 // TYPO3\CMS\Install\Controller\Action\Tool\UpdateWizard->handle#176 // TYPO3\CMS\Install\Controller\Action\Tool\UpdateWizard->listUpdates#58 // TYPO3\CMS\Install\Updates\AbstractUpdate->shouldRenderWizard#83 // TYPO3\CMS\Install\Updates\FileIdentifierHashUpdate->checkForUpdate#127 // TYPO3\CMS\Core\Database\DatabaseConnection->exec_SELECTcountRows#89 // TYPO3\CMS\Core\Database\DatabaseConnection->exec_SELECTquery#426 // TYPO3\CMS\Core\Database\DatabaseConnection->debug#297
exec_SELECTquery
caller     TYPO3\CMS\Core\Database\DatabaseConnection::exec_SELECTquery
ERROR     Table 'databasename.sys_file_storage' doesn't exist
lastBuiltQuery     SELECT COUNT(uid) FROM sys_file_storage WHERE driver = "Local" AND configuration NOT LIKE "%caseSensitive%" 
debug_backtrace     TYPO3\CMS\Install\Controller\ToolController->execute#134 // TYPO3\CMS\Install\Controller\ToolController->dispatchAuthenticationActions#74 // TYPO3\CMS\Install\Controller\Action\Tool\UpdateWizard->handle#176 // TYPO3\CMS\Install\Controller\Action\Tool\UpdateWizard->listUpdates#58 // TYPO3\CMS\Install\Updates\AbstractUpdate->shouldRenderWizard#83 // TYPO3\CMS\Install\Updates\FileIdentifierHashUpdate->checkForUpdate#127 // TYPO3\CMS\Core\Database\DatabaseConnection->exec_SELECTcountRows#95 // TYPO3\CMS\Core\Database\DatabaseConnection->exec_SELECTquery#426 // TYPO3\CMS\Core\Database\DatabaseConnection->debug#297