SQLAnywherePlatform.php 44.3 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
<?php
/*
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * This software consists of voluntary contributions made by many individuals
 * and is licensed under the MIT license. For more information, see
 * <http://www.doctrine-project.org>.
 */

namespace Doctrine\DBAL\Platforms;

use Doctrine\DBAL\Connection;
use Doctrine\DBAL\DBALException;
use Doctrine\DBAL\LockMode;
Steve Müller's avatar
Steve Müller committed
25 26
use Doctrine\DBAL\Schema\Column;
use Doctrine\DBAL\Schema\ColumnDiff;
27 28
use Doctrine\DBAL\Schema\Constraint;
use Doctrine\DBAL\Schema\ForeignKeyConstraint;
29
use Doctrine\DBAL\Schema\Identifier;
30
use Doctrine\DBAL\Schema\Index;
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67
use Doctrine\DBAL\Schema\Table;
use Doctrine\DBAL\Schema\TableDiff;

/**
 * The SQLAnywherePlatform provides the behavior, features and SQL dialect of the
 * SAP Sybase SQL Anywhere 10 database platform.
 *
 * @author Steve Müller <st.mueller@dzh-online.de>
 * @link   www.doctrine-project.org
 * @since  2.5
 */
class SQLAnywherePlatform extends AbstractPlatform
{
    /**
     * @var integer
     */
    const FOREIGN_KEY_MATCH_SIMPLE = 1;
    /**
     * @var integer
     */
    const FOREIGN_KEY_MATCH_FULL = 2;
    /**
     * @var integer
     */
    const FOREIGN_KEY_MATCH_SIMPLE_UNIQUE = 129;
    /**
     * @var integer
     */
    const FOREIGN_KEY_MATCH_FULL_UNIQUE = 130;

    /**
     * {@inheritdoc}
     */
    public function appendLockHint($fromClause, $lockMode)
    {
        switch (true) {
            case $lockMode === LockMode::NONE:
68 69
                return $fromClause . ' WITH (NOLOCK)';

70
            case $lockMode === LockMode::PESSIMISTIC_READ:
71 72
                return $fromClause . ' WITH (UPDLOCK)';

73
            case $lockMode === LockMode::PESSIMISTIC_WRITE:
74 75
                return $fromClause . ' WITH (XLOCK)';

76
            default:
77
                return $fromClause;
78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129
        }
    }

    /**
     * {@inheritdoc}
     *
     * SQL Anywhere supports a maximum length of 128 bytes for identifiers.
     */
    public function fixSchemaElementName($schemaElementName)
    {
        $maxIdentifierLength = $this->getMaxIdentifierLength();

        if (strlen($schemaElementName) > $maxIdentifierLength) {
            return substr($schemaElementName, 0, $maxIdentifierLength);
        }

        return $schemaElementName;
    }

    /**
     * {@inheritdoc}
     */
    public function getAdvancedForeignKeyOptionsSQL(ForeignKeyConstraint $foreignKey)
    {
        $query = '';

        if ($foreignKey->hasOption('match')) {
            $query = ' MATCH ' . $this->getForeignKeyMatchClauseSQL($foreignKey->getOption('match'));
        }

        $query .= parent::getAdvancedForeignKeyOptionsSQL($foreignKey);

        if ($foreignKey->hasOption('check_on_commit') && (boolean) $foreignKey->getOption('check_on_commit')) {
            $query .= ' CHECK ON COMMIT';
        }

        if ($foreignKey->hasOption('clustered') && (boolean) $foreignKey->getOption('clustered')) {
            $query .= ' CLUSTERED';
        }

        if ($foreignKey->hasOption('for_olap_workload') && (boolean) $foreignKey->getOption('for_olap_workload')) {
            $query .= ' FOR OLAP WORKLOAD';
        }

        return $query;
    }

    /**
     * {@inheritdoc}
     */
    public function getAlterTableSQL(TableDiff $diff)
    {
130 131 132 133 134
        $sql          = [];
        $columnSql    = [];
        $commentsSQL  = [];
        $tableSql     = [];
        $alterClauses = [];
135 136 137 138 139 140 141

        /** @var \Doctrine\DBAL\Schema\Column $column */
        foreach ($diff->addedColumns as $column) {
            if ($this->onSchemaAlterTableAddColumn($column, $diff, $columnSql)) {
                continue;
            }

Steve Müller's avatar
Steve Müller committed
142
            $alterClauses[] = $this->getAlterTableAddColumnClause($column);
143

Steve Müller's avatar
Steve Müller committed
144 145
            $comment = $this->getColumnComment($column);

146
            if (null !== $comment && '' !== $comment) {
147 148 149 150 151
                $commentsSQL[] = $this->getCommentOnColumnSQL(
                    $diff->getName($this)->getQuotedName($this),
                    $column->getQuotedName($this),
                    $comment
                );
152 153 154 155 156 157 158 159 160
            }
        }

        /** @var \Doctrine\DBAL\Schema\Column $column */
        foreach ($diff->removedColumns as $column) {
            if ($this->onSchemaAlterTableRemoveColumn($column, $diff, $columnSql)) {
                continue;
            }

Steve Müller's avatar
Steve Müller committed
161
            $alterClauses[] = $this->getAlterTableRemoveColumnClause($column);
162 163 164 165 166 167 168 169
        }

        /** @var \Doctrine\DBAL\Schema\ColumnDiff $columnDiff */
        foreach ($diff->changedColumns as $columnDiff) {
            if ($this->onSchemaAlterTableChangeColumn($columnDiff, $diff, $columnSql)) {
                continue;
            }

Steve Müller's avatar
Steve Müller committed
170
            $alterClause = $this->getAlterTableChangeColumnClause($columnDiff);
171

Steve Müller's avatar
Steve Müller committed
172 173
            if (null !== $alterClause) {
                $alterClauses[] = $alterClause;
174 175
            }

Steve Müller's avatar
Steve Müller committed
176 177 178
            if ($columnDiff->hasChanged('comment')) {
                $column = $columnDiff->column;

179
                $commentsSQL[] = $this->getCommentOnColumnSQL(
180
                    $diff->getName($this)->getQuotedName($this),
Steve Müller's avatar
Steve Müller committed
181
                    $column->getQuotedName($this),
182 183 184 185 186 187 188 189 190 191
                    $this->getColumnComment($column)
                );
            }
        }

        foreach ($diff->renamedColumns as $oldColumnName => $column) {
            if ($this->onSchemaAlterTableRenameColumn($oldColumnName, $column, $diff, $columnSql)) {
                continue;
            }

192
            $sql[] = $this->getAlterTableClause($diff->getName($this)) . ' ' .
Steve Müller's avatar
Steve Müller committed
193
                $this->getAlterTableRenameColumnClause($oldColumnName, $column);
194 195 196
        }

        if ( ! $this->onSchemaAlterTable($diff, $tableSql)) {
Steve Müller's avatar
Steve Müller committed
197
            if ( ! empty($alterClauses)) {
198
                $sql[] = $this->getAlterTableClause($diff->getName($this)) . ' ' . implode(", ", $alterClauses);
199 200
            }

201 202
            $sql = array_merge($sql, $commentsSQL);

203
            if ($diff->newName !== false) {
204
                $sql[] = $this->getAlterTableClause($diff->getName($this)) . ' ' .
205
                    $this->getAlterTableRenameTableClause($diff->getNewName());
206 207
            }

208 209 210 211 212
            $sql = array_merge(
                $this->getPreAlterTableIndexForeignKeySQL($diff),
                $sql,
                $this->getPostAlterTableIndexForeignKeySQL($diff)
            );
213 214 215 216 217
        }

        return array_merge($sql, $tableSql, $columnSql);
    }

Steve Müller's avatar
Steve Müller committed
218 219 220 221 222 223 224 225 226 227 228 229 230 231 232
    /**
     * Returns the SQL clause for creating a column in a table alteration.
     *
     * @param Column $column The column to add.
     *
     * @return string
     */
    protected function getAlterTableAddColumnClause(Column $column)
    {
        return 'ADD ' . $this->getColumnDeclarationSQL($column->getQuotedName($this), $column->toArray());
    }

    /**
     * Returns the SQL clause for altering a table.
     *
233
     * @param Identifier $tableName The quoted name of the table to alter.
Steve Müller's avatar
Steve Müller committed
234 235 236
     *
     * @return string
     */
237
    protected function getAlterTableClause(Identifier $tableName)
Steve Müller's avatar
Steve Müller committed
238
    {
239
        return 'ALTER TABLE ' . $tableName->getQuotedName($this);
Steve Müller's avatar
Steve Müller committed
240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263
    }

    /**
     * Returns the SQL clause for dropping a column in a table alteration.
     *
     * @param Column $column The column to drop.
     *
     * @return string
     */
    protected function getAlterTableRemoveColumnClause(Column $column)
    {
        return 'DROP ' . $column->getQuotedName($this);
    }

    /**
     * Returns the SQL clause for renaming a column in a table alteration.
     *
     * @param string $oldColumnName The quoted name of the column to rename.
     * @param Column $column        The column to rename to.
     *
     * @return string
     */
    protected function getAlterTableRenameColumnClause($oldColumnName, Column $column)
    {
264 265 266
        $oldColumnName = new Identifier($oldColumnName);

        return 'RENAME ' . $oldColumnName->getQuotedName($this) .' TO ' . $column->getQuotedName($this);
Steve Müller's avatar
Steve Müller committed
267 268 269 270 271
    }

    /**
     * Returns the SQL clause for renaming a table in a table alteration.
     *
272
     * @param Identifier $newTableName The quoted name of the table to rename to.
Steve Müller's avatar
Steve Müller committed
273 274 275
     *
     * @return string
     */
276
    protected function getAlterTableRenameTableClause(Identifier $newTableName)
Steve Müller's avatar
Steve Müller committed
277
    {
278
        return 'RENAME ' . $newTableName->getQuotedName($this);
Steve Müller's avatar
Steve Müller committed
279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296
    }

    /**
     * Returns the SQL clause for altering a column in a table alteration.
     *
     * This method returns null in case that only the column comment has changed.
     * Changes in column comments have to be handled differently.
     *
     * @param ColumnDiff $columnDiff The diff of the column to alter.
     *
     * @return string|null
     */
    protected function getAlterTableChangeColumnClause(ColumnDiff $columnDiff)
    {
        $column = $columnDiff->column;

        // Do not return alter clause if only comment has changed.
        if ( ! ($columnDiff->hasChanged('comment') && count($columnDiff->changedProperties) === 1)) {
297 298 299 300 301 302 303 304
            $columnAlterationClause = 'ALTER ' .
                $this->getColumnDeclarationSQL($column->getQuotedName($this), $column->toArray());

            if ($columnDiff->hasChanged('default') && null === $column->getDefault()) {
                $columnAlterationClause .= ', ALTER ' . $column->getQuotedName($this) . ' DROP DEFAULT';
            }

            return $columnAlterationClause;
Steve Müller's avatar
Steve Müller committed
305
        }
306 307

        return null;
Steve Müller's avatar
Steve Müller committed
308 309
    }

310 311 312 313 314 315 316 317 318 319
    /**
     * {@inheritdoc}
     */
    public function getBigIntTypeDeclarationSQL(array $columnDef)
    {
        $columnDef['integer_type'] = 'BIGINT';

        return $this->_getCommonIntegerTypeDeclarationSQL($columnDef);
    }

Steve Müller's avatar
Steve Müller committed
320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335
    /**
     * {@inheritdoc}
     */
    public function getBinaryDefaultLength()
    {
        return 1;
    }

    /**
     * {@inheritdoc}
     */
    public function getBinaryMaxLength()
    {
        return 32767;
    }

336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371
    /**
     * {@inheritdoc}
     */
    public function getBlobTypeDeclarationSQL(array $field)
    {
        return 'LONG BINARY';
    }

    /**
     * {@inheritdoc}
     *
     * BIT type columns require an explicit NULL declaration
     * in SQL Anywhere if they shall be nullable.
     * Otherwise by just omitting the NOT NULL clause,
     * SQL Anywhere will declare them NOT NULL nonetheless.
     */
    public function getBooleanTypeDeclarationSQL(array $columnDef)
    {
        $nullClause = isset($columnDef['notnull']) && (boolean) $columnDef['notnull'] === false ? ' NULL' : '';

        return 'BIT' . $nullClause;
    }

    /**
     * {@inheritdoc}
     */
    public function getClobTypeDeclarationSQL(array $field)
    {
        return 'TEXT';
    }

    /**
     * {@inheritdoc}
     */
    public function getCommentOnColumnSQL($tableName, $columnName, $comment)
    {
372 373
        $tableName = new Identifier($tableName);
        $columnName = new Identifier($columnName);
374
        $comment = $comment === null ? 'NULL' : $this->quoteStringLiteral($comment);
375

376 377
        return "COMMENT ON COLUMN " . $tableName->getQuotedName($this) . '.' . $columnName->getQuotedName($this) .
            " IS $comment";
378 379 380 381 382 383 384
    }

    /**
     * {@inheritdoc}
     */
    public function getConcatExpression()
    {
Steve Müller's avatar
Steve Müller committed
385
        return 'STRING(' . implode(', ', (array) func_get_args()) . ')';
386 387 388 389 390 391 392 393 394 395 396 397 398 399 400
    }

    /**
     * {@inheritdoc}
     */
    public function getCreateConstraintSQL(Constraint $constraint, $table)
    {
        if ($constraint instanceof ForeignKeyConstraint) {
            return $this->getCreateForeignKeySQL($constraint, $table);
        }

        if ($table instanceof Table) {
            $table = $table->getQuotedName($this);
        }

Steve Müller's avatar
Steve Müller committed
401 402
        return 'ALTER TABLE ' . $table .
               ' ADD ' . $this->getTableConstraintDeclarationSQL($constraint, $constraint->getQuotedName($this));
403 404 405 406 407 408 409
    }

    /**
     * {@inheritdoc}
     */
    public function getCreateDatabaseSQL($database)
    {
410 411 412
        $database = new Identifier($database);

        return "CREATE DATABASE '" . $database->getName() . "'";
413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479
    }

    /**
     * {@inheritdoc}
     *
     * Appends SQL Anywhere specific flags if given.
     */
    public function getCreateIndexSQL(Index $index, $table)
    {
        return parent::getCreateIndexSQL($index, $table). $this->getAdvancedIndexOptionsSQL($index);
    }

    /**
     * {@inheritdoc}
     */
    public function getCreatePrimaryKeySQL(Index $index, $table)
    {
        if ($table instanceof Table) {
            $table = $table->getQuotedName($this);
        }

        return 'ALTER TABLE ' . $table . ' ADD ' . $this->getPrimaryKeyDeclarationSQL($index);
    }

    /**
     * {@inheritdoc}
     */
    public function getCreateTemporaryTableSnippetSQL()
    {
        return 'CREATE ' . $this->getTemporaryTableSQL() . ' TABLE';
    }

    /**
     * {@inheritdoc}
     */
    public function getCreateViewSQL($name, $sql)
    {
        return 'CREATE VIEW ' . $name . ' AS ' . $sql;
    }

    /**
     * {@inheritdoc}
     */
    public function getCurrentDateSQL()
    {
        return 'CURRENT DATE';
    }

    /**
     * {@inheritdoc}
     */
    public function getCurrentTimeSQL()
    {
        return 'CURRENT TIME';
    }

    /**
     * {@inheritdoc}
     */
    public function getCurrentTimestampSQL()
    {
        return 'CURRENT TIMESTAMP';
    }

    /**
     * {@inheritdoc}
     */
480
    protected function getDateArithmeticIntervalExpression($date, $operator, $interval, $unit)
481
    {
482
        $factorClause = '';
483

484 485 486
        if ('-' === $operator) {
            $factorClause = '-1 * ';
        }
487

488
        return 'DATEADD(' . $unit . ', ' . $factorClause . $interval . ', ' . $date . ')';
489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514
    }

    /**
     * {@inheritdoc}
     */
    public function getDateDiffExpression($date1, $date2)
    {
        return 'DATEDIFF(day, ' . $date2 . ', ' . $date1 . ')';
    }

    /**
     * {@inheritdoc}
     */
    public function getDateTimeFormatString()
    {
        return 'Y-m-d H:i:s.u';
    }

    /**
     * {@inheritdoc}
     */
    public function getDateTimeTypeDeclarationSQL(array $fieldDeclaration)
    {
        return 'DATETIME';
    }

515 516 517 518 519 520 521 522
    /**
     * {@inheritdoc}
     */
    public function getDateTimeTzFormatString()
    {
        return $this->getDateTimeFormatString();
    }

523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543
    /**
     * {@inheritdoc}
     */
    public function getDateTypeDeclarationSQL(array $fieldDeclaration)
    {
        return 'DATE';
    }

    /**
     * {@inheritdoc}
     */
    public function getDefaultTransactionIsolationLevel()
    {
        return Connection::TRANSACTION_READ_UNCOMMITTED;
    }

    /**
     * {@inheritdoc}
     */
    public function getDropDatabaseSQL($database)
    {
544 545 546
        $database = new Identifier($database);

        return "DROP DATABASE '" . $database->getName() . "'";
547 548 549 550 551 552 553 554 555
    }

    /**
     * {@inheritdoc}
     */
    public function getDropIndexSQL($index, $table = null)
    {
        if ($index instanceof Index) {
            $index = $index->getQuotedName($this);
Steve Müller's avatar
Steve Müller committed
556 557 558
        }

        if ( ! is_string($index)) {
559 560 561 562 563 564 565 566 567 568 569 570
            throw new \InvalidArgumentException(
                'SQLAnywherePlatform::getDropIndexSQL() expects $index parameter to be string or ' .
                '\Doctrine\DBAL\Schema\Index.'
            );
        }

        if ( ! isset($table)) {
            return 'DROP INDEX ' . $index;
        }

        if ($table instanceof Table) {
            $table = $table->getQuotedName($this);
Steve Müller's avatar
Steve Müller committed
571 572 573
        }

        if ( ! is_string($table)) {
574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595
            throw new \InvalidArgumentException(
                'SQLAnywherePlatform::getDropIndexSQL() expects $table parameter to be string or ' .
                '\Doctrine\DBAL\Schema\Table.'
            );
        }

        return 'DROP INDEX ' . $table . '.' . $index;
    }

    /**
     * {@inheritdoc}
     */
    public function getDropViewSQL($name)
    {
        return 'DROP VIEW ' . $name;
    }

    /**
     * {@inheritdoc}
     */
    public function getForeignKeyBaseDeclarationSQL(ForeignKeyConstraint $foreignKey)
    {
Steve Müller's avatar
Steve Müller committed
596 597 598 599
        $sql              = '';
        $foreignKeyName   = $foreignKey->getName();
        $localColumns     = $foreignKey->getQuotedLocalColumns($this);
        $foreignColumns   = $foreignKey->getQuotedForeignColumns($this);
600
        $foreignTableName = $foreignKey->getQuotedForeignTableName($this);
601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660

        if ( ! empty($foreignKeyName)) {
            $sql .= 'CONSTRAINT ' . $foreignKey->getQuotedName($this) . ' ';
        }

        if (empty($localColumns)) {
            throw new \InvalidArgumentException("Incomplete definition. 'local' required.");
        }

        if (empty($foreignColumns)) {
            throw new \InvalidArgumentException("Incomplete definition. 'foreign' required.");
        }

        if (empty($foreignTableName)) {
            throw new \InvalidArgumentException("Incomplete definition. 'foreignTable' required.");
        }

        if ($foreignKey->hasOption('notnull') && (boolean) $foreignKey->getOption('notnull')) {
            $sql .= 'NOT NULL ';
        }

        return $sql .
            'FOREIGN KEY (' . $this->getIndexFieldDeclarationListSQL($localColumns) . ') ' .
            'REFERENCES ' . $foreignKey->getQuotedForeignTableName($this) .
            ' (' . $this->getIndexFieldDeclarationListSQL($foreignColumns) . ')';
    }

    /**
     * Returns foreign key MATCH clause for given type.
     *
     * @param integer $type The foreign key match type
     *
     * @return string
     *
     * @throws \InvalidArgumentException if unknown match type given
     */
    public function getForeignKeyMatchClauseSQL($type)
    {
        switch ((int) $type) {
            case self::FOREIGN_KEY_MATCH_SIMPLE:
                return 'SIMPLE';
                break;
            case self::FOREIGN_KEY_MATCH_FULL:
                return 'FULL';
                break;
            case self::FOREIGN_KEY_MATCH_SIMPLE_UNIQUE:
                return 'UNIQUE SIMPLE';
                break;
            case self::FOREIGN_KEY_MATCH_FULL_UNIQUE:
                return 'UNIQUE FULL';
            default:
                throw new \InvalidArgumentException('Invalid foreign key match type: ' . $type);
        }
    }

    /**
     * {@inheritdoc}
     */
    public function getForeignKeyReferentialActionSQL($action)
    {
661 662 663
        // NO ACTION is not supported, therefore falling back to RESTRICT.
        if (strtoupper($action) === 'NO ACTION') {
            return 'RESTRICT';
664
        }
665 666

        return parent::getForeignKeyReferentialActionSQL($action);
667 668 669 670 671 672 673
    }

    /**
     * {@inheritdoc}
     */
    public function getForUpdateSQL()
    {
674
        return '';
675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697
    }

    /**
     * {@inheritdoc}
     */
    public function getGuidExpression()
    {
        return 'NEWID()';
    }

    /**
     * {@inheritdoc}
     */
    public function getGuidTypeDeclarationSQL(array $field)
    {
        return 'UNIQUEIDENTIFIER';
    }

    /**
     * {@inheritdoc}
     */
    public function getIndexDeclarationSQL($name, Index $index)
    {
Steve Müller's avatar
Steve Müller committed
698
        // Index declaration in statements like CREATE TABLE is not supported.
699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724
        throw DBALException::notSupported(__METHOD__);
    }

    /**
     * {@inheritdoc}
     */
    public function getIntegerTypeDeclarationSQL(array $columnDef)
    {
        $columnDef['integer_type'] = 'INT';

        return $this->_getCommonIntegerTypeDeclarationSQL($columnDef);
    }

    /**
     * {@inheritdoc}
     */
    public function getListDatabasesSQL()
    {
        return 'SELECT db_name(number) AS name FROM sa_db_list()';
    }

    /**
     * {@inheritdoc}
     */
    public function getListTableColumnsSQL($table, $database = null)
    {
725 726 727 728
        $user = 'USER_NAME()';

        if (strpos($table, '.') !== false) {
            list($user, $table) = explode('.', $table);
729
            $user = $this->quoteStringLiteral($user);
730 731
        }

732 733 734 735 736 737 738 739 740 741 742 743 744 745
        return "SELECT    col.column_name,
                          COALESCE(def.user_type_name, def.domain_name) AS 'type',
                          def.declared_width AS 'length',
                          def.scale,
                          CHARINDEX('unsigned', def.domain_name) AS 'unsigned',
                          IF col.nulls = 'Y' THEN 0 ELSE 1 ENDIF AS 'notnull',
                          col.\"default\",
                          def.is_autoincrement AS 'autoincrement',
                          rem.remarks AS 'comment'
                FROM      sa_describe_query('SELECT * FROM \"$table\"') AS def
                JOIN      SYS.SYSTABCOL AS col
                ON        col.table_id = def.base_table_id AND col.column_id = def.base_column_id
                LEFT JOIN SYS.SYSREMARK AS rem
                ON        col.object_id = rem.object_id
746
                WHERE     def.base_owner_name = $user
747 748 749 750 751 752 753 754 755 756
                ORDER BY  def.base_column_id ASC";
    }

    /**
     * {@inheritdoc}
     *
     * @todo Where is this used? Which information should be retrieved?
     */
    public function getListTableConstraintsSQL($table)
    {
757 758 759 760
        $user = '';

        if (strpos($table, '.') !== false) {
            list($user, $table) = explode('.', $table);
761 762 763 764
            $user = $this->quoteStringLiteral($user);
            $table = $this->quoteStringLiteral($table);
        } else {
            $table = $this->quoteStringLiteral($table);
765 766
        }

767 768
        return "SELECT con.*
                FROM   SYS.SYSCONSTRAINT AS con
769
                JOIN   SYS.SYSTAB AS tab ON con.table_object_id = tab.object_id
770
                WHERE  tab.table_name = $table
771
                AND    tab.creator = USER_ID($user)";
772 773 774 775 776 777 778
    }

    /**
     * {@inheritdoc}
     */
    public function getListTableForeignKeysSQL($table)
    {
779 780 781 782
        $user = '';

        if (strpos($table, '.') !== false) {
            list($user, $table) = explode('.', $table);
783 784 785 786
            $user = $this->quoteStringLiteral($user);
            $table = $this->quoteStringLiteral($table);
        } else {
            $table = $this->quoteStringLiteral($table);
787 788
        }

789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854
        return "SELECT    fcol.column_name AS local_column,
                          ptbl.table_name AS foreign_table,
                          pcol.column_name AS foreign_column,
                          idx.index_name,
                          IF fk.nulls = 'N'
                              THEN 1
                              ELSE NULL
                          ENDIF AS notnull,
                          CASE ut.referential_action
                              WHEN 'C' THEN 'CASCADE'
                              WHEN 'D' THEN 'SET DEFAULT'
                              WHEN 'N' THEN 'SET NULL'
                              WHEN 'R' THEN 'RESTRICT'
                              ELSE NULL
                          END AS  on_update,
                          CASE dt.referential_action
                              WHEN 'C' THEN 'CASCADE'
                              WHEN 'D' THEN 'SET DEFAULT'
                              WHEN 'N' THEN 'SET NULL'
                              WHEN 'R' THEN 'RESTRICT'
                              ELSE NULL
                          END AS on_delete,
                          IF fk.check_on_commit = 'Y'
                              THEN 1
                              ELSE NULL
                          ENDIF AS check_on_commit, -- check_on_commit flag
                          IF ftbl.clustered_index_id = idx.index_id
                              THEN 1
                              ELSE NULL
                          ENDIF AS 'clustered', -- clustered flag
                          IF fk.match_type = 0
                              THEN NULL
                              ELSE fk.match_type
                          ENDIF AS 'match', -- match option
                          IF pidx.max_key_distance = 1
                              THEN 1
                              ELSE NULL
                          ENDIF AS for_olap_workload -- for_olap_workload flag
                FROM      SYS.SYSFKEY AS fk
                JOIN      SYS.SYSIDX AS idx
                ON        fk.foreign_table_id = idx.table_id
                AND       fk.foreign_index_id = idx.index_id
                JOIN      SYS.SYSPHYSIDX pidx
                ON        idx.table_id = pidx.table_id
                AND       idx.phys_index_id = pidx.phys_index_id
                JOIN      SYS.SYSTAB AS ptbl
                ON        fk.primary_table_id = ptbl.table_id
                JOIN      SYS.SYSTAB AS ftbl
                ON        fk.foreign_table_id = ftbl.table_id
                JOIN      SYS.SYSIDXCOL AS idxcol
                ON        idx.table_id = idxcol.table_id
                AND       idx.index_id = idxcol.index_id
                JOIN      SYS.SYSTABCOL AS pcol
                ON        ptbl.table_id = pcol.table_id
                AND       idxcol.primary_column_id = pcol.column_id
                JOIN      SYS.SYSTABCOL AS fcol
                ON        ftbl.table_id = fcol.table_id
                AND       idxcol.column_id = fcol.column_id
                LEFT JOIN SYS.SYSTRIGGER ut
                ON        fk.foreign_table_id = ut.foreign_table_id
                AND       fk.foreign_index_id = ut.foreign_key_id
                AND       ut.event = 'C'
                LEFT JOIN SYS.SYSTRIGGER dt
                ON        fk.foreign_table_id = dt.foreign_table_id
                AND       fk.foreign_index_id = dt.foreign_key_id
                AND       dt.event = 'D'
855
                WHERE     ftbl.table_name = $table
856
                AND       ftbl.creator = USER_ID($user)
857 858 859 860 861 862 863 864
                ORDER BY  fk.foreign_index_id ASC, idxcol.sequence ASC";
    }

    /**
     * {@inheritdoc}
     */
    public function getListTableIndexesSQL($table, $currentDatabase = null)
    {
865 866 867 868
        $user = '';

        if (strpos($table, '.') !== false) {
            list($user, $table) = explode('.', $table);
869 870 871 872
            $user = $this->quoteStringLiteral($user);
            $table = $this->quoteStringLiteral($table);
        } else {
            $table = $this->quoteStringLiteral($table);
873 874
        }

875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906
        return "SELECT   idx.index_name AS key_name,
                         IF idx.index_category = 1
                             THEN 1
                             ELSE 0
                         ENDIF AS 'primary',
                         col.column_name,
                         IF idx.\"unique\" IN(1, 2, 5)
                             THEN 0
                             ELSE 1
                         ENDIF AS non_unique,
                         IF tbl.clustered_index_id = idx.index_id
                             THEN 1
                             ELSE NULL
                         ENDIF AS 'clustered', -- clustered flag
                         IF idx.\"unique\" = 5
                             THEN 1
                             ELSE NULL
                         ENDIF AS with_nulls_not_distinct, -- with_nulls_not_distinct flag
                         IF pidx.max_key_distance = 1
                              THEN 1
                              ELSE NULL
                          ENDIF AS for_olap_workload -- for_olap_workload flag
                FROM     SYS.SYSIDX AS idx
                JOIN     SYS.SYSPHYSIDX pidx
                ON       idx.table_id = pidx.table_id
                AND      idx.phys_index_id = pidx.phys_index_id
                JOIN     SYS.SYSIDXCOL AS idxcol
                ON       idx.table_id = idxcol.table_id AND idx.index_id = idxcol.index_id
                JOIN     SYS.SYSTABCOL AS col
                ON       idxcol.table_id = col.table_id AND idxcol.column_id = col.column_id
                JOIN     SYS.SYSTAB AS tbl
                ON       idx.table_id = tbl.table_id
907
                WHERE    tbl.table_name = $table
908
                AND      tbl.creator = USER_ID($user)
909
                AND      idx.index_category != 2 -- exclude indexes implicitly created by foreign key constraints
910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957
                ORDER BY idx.index_id ASC, idxcol.sequence ASC";
    }

    /**
     * {@inheritdoc}
     */
    public function getListTablesSQL()
    {
        return "SELECT   tbl.table_name
                FROM     SYS.SYSTAB AS tbl
                JOIN     SYS.SYSUSER AS usr ON tbl.creator = usr.user_id
                JOIN     dbo.SYSOBJECTS AS obj ON tbl.object_id = obj.id
                WHERE    tbl.table_type IN(1, 3) -- 'BASE', 'GBL TEMP'
                AND      usr.user_name NOT IN('SYS', 'dbo', 'rs_systabgroup') -- exclude system users
                AND      obj.type = 'U' -- user created tables only
                ORDER BY tbl.table_name ASC";
    }

    /**
     * {@inheritdoc}
     *
     * @todo Where is this used? Which information should be retrieved?
     */
    public function getListUsersSQL()
    {
        return 'SELECT * FROM SYS.SYSUSER ORDER BY user_name ASC';
    }

    /**
     * {@inheritdoc}
     */
    public function getListViewsSQL($database)
    {
        return "SELECT   tbl.table_name, v.view_def
                FROM     SYS.SYSVIEW v
                JOIN     SYS.SYSTAB tbl ON v.view_object_id = tbl.object_id
                JOIN     SYS.SYSUSER usr ON tbl.creator = usr.user_id
                JOIN     dbo.SYSOBJECTS obj ON tbl.object_id = obj.id
                WHERE    usr.user_name NOT IN('SYS', 'dbo', 'rs_systabgroup') -- exclude system users
                ORDER BY tbl.table_name ASC";
    }

    /**
     * {@inheritdoc}
     */
    public function getLocateExpression($str, $substr, $startPos = false)
    {
        if ($startPos == false) {
958
            return 'LOCATE(' . $str . ', ' . $substr . ')';
959 960
        }

961
        return 'LOCATE(' . $str . ', ' . $substr . ', ' . $startPos . ')';
962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996
    }

    /**
     * {@inheritdoc}
     */
    public function getMaxIdentifierLength()
    {
        return 128;
    }

    /**
     * {@inheritdoc}
     */
    public function getMd5Expression($column)
    {
        return "HASH(" . $column . ", 'MD5')";
    }

    /**
     * {@inheritdoc}
     */
    public function getName()
    {
        return 'sqlanywhere';
    }

    /**
     * Obtain DBMS specific SQL code portion needed to set a primary key
     * declaration to be used in statements like ALTER TABLE.
     *
     * @param Index  $index Index definition
     * @param string $name  Name of the primary key
     *
     * @return string DBMS specific SQL code portion needed to set a primary key
     *
Steve Müller's avatar
Steve Müller committed
997
     * @throws \InvalidArgumentException if the given index is not a primary key.
998 999 1000
     */
    public function getPrimaryKeyDeclarationSQL(Index $index, $name = null)
    {
Steve Müller's avatar
Steve Müller committed
1001 1002 1003 1004
        if ( ! $index->isPrimary()) {
            throw new \InvalidArgumentException(
                'Can only create primary key declarations with getPrimaryKeyDeclarationSQL()'
            );
1005 1006
        }

Steve Müller's avatar
Steve Müller committed
1007
        return $this->getTableConstraintDeclarationSQL($index, $name);
1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042
    }

    /**
     * {@inheritdoc}
     */
    public function getSetTransactionIsolationSQL($level)
    {
        return 'SET TEMPORARY OPTION isolation_level = ' . $this->_getTransactionIsolationLevelSQL($level);
    }

    /**
     * {@inheritdoc}
     */
    public function getSmallIntTypeDeclarationSQL(array $columnDef)
    {
        $columnDef['integer_type'] = 'SMALLINT';

        return $this->_getCommonIntegerTypeDeclarationSQL($columnDef);
    }

    /**
     * Returns the SQL statement for starting an existing database.
     *
     * In SQL Anywhere you can start and stop databases on a
     * database server instance.
     * This is a required statement after having created a new database
     * as it has to be explicitly started to be usable.
     * SQL Anywhere does not automatically start a database after creation!
     *
     * @param string $database Name of the database to start.
     *
     * @return string
     */
    public function getStartDatabaseSQL($database)
    {
1043 1044 1045
        $database = new Identifier($database);

        return "START DATABASE '" . $database->getName() . "' AUTOSTOP OFF";
1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061
    }

    /**
     * Returns the SQL statement for stopping a running database.
     *
     * In SQL Anywhere you can start and stop databases on a
     * database server instance.
     * This is a required statement before dropping an existing database
     * as it has to be explicitly stopped before it can be dropped.
     *
     * @param string $database Name of the database to stop.
     *
     * @return string
     */
    public function getStopDatabaseSQL($database)
    {
1062 1063 1064
        $database = new Identifier($database);

        return 'STOP DATABASE "' . $database->getName() . '" UNCONDITIONALLY';
1065 1066 1067 1068 1069 1070 1071
    }

    /**
     * {@inheritdoc}
     */
    public function getSubstringExpression($value, $from, $length = null)
    {
Steve Müller's avatar
Steve Müller committed
1072
        if (null === $length) {
1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118
            return 'SUBSTRING(' . $value . ', ' . $from . ')';
        }

        return 'SUBSTRING(' . $value . ', ' . $from . ', ' . $length . ')';
    }

    /**
     * {@inheritdoc}
     */
    public function getTemporaryTableSQL()
    {
        return 'GLOBAL TEMPORARY';
    }

    /**
     * {@inheritdoc}
     */
    public function getTimeFormatString()
    {
        return 'H:i:s.u';
    }

    /**
     * {@inheritdoc}
     */
    public function getTimeTypeDeclarationSQL(array $fieldDeclaration)
    {
        return 'TIME';
    }

    /**
     * {@inheritdoc}
     */
    public function getTrimExpression($str, $pos = self::TRIM_UNSPECIFIED, $char = false)
    {
        if ( ! $char) {
            switch ($pos) {
                case self::TRIM_LEADING:
                    return $this->getLtrimExpression($str);
                case self::TRIM_TRAILING:
                    return $this->getRtrimExpression($str);
                default:
                    return 'TRIM(' . $str . ')';
            }
        }

Steve Müller's avatar
Steve Müller committed
1119
        $pattern = "'%[^' + $char + ']%'";
1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137

        switch ($pos) {
            case self::TRIM_LEADING:
                return 'SUBSTR(' . $str . ', PATINDEX(' . $pattern . ', ' . $str . '))';
            case self::TRIM_TRAILING:
                return 'REVERSE(SUBSTR(REVERSE(' . $str . '), PATINDEX(' . $pattern . ', REVERSE(' . $str . '))))';
            default:
                return
                    'REVERSE(SUBSTR(REVERSE(SUBSTR(' . $str . ', PATINDEX(' . $pattern . ', ' . $str . '))), ' .
                    'PATINDEX(' . $pattern . ', REVERSE(SUBSTR(' . $str . ', PATINDEX(' . $pattern . ', ' . $str . '))))))';
        }
    }

    /**
     * {@inheritdoc}
     */
    public function getTruncateTableSQL($tableName, $cascade = false)
    {
1138 1139 1140
        $tableIdentifier = new Identifier($tableName);

        return 'TRUNCATE TABLE ' . $tableIdentifier->getQuotedName($this);
1141 1142 1143 1144 1145 1146 1147
    }

    /**
     * {@inheritdoc}
     */
    public function getUniqueConstraintDeclarationSQL($name, Index $index)
    {
Steve Müller's avatar
Steve Müller committed
1148 1149 1150 1151
        if ($index->isPrimary()) {
            throw new \InvalidArgumentException(
                'Cannot create primary key constraint declarations with getUniqueConstraintDeclarationSQL().'
            );
1152 1153
        }

Steve Müller's avatar
Steve Müller committed
1154 1155 1156 1157 1158
        if ( ! $index->isUnique()) {
            throw new \InvalidArgumentException(
                'Can only create unique constraint declarations, no common index declarations with ' .
                'getUniqueConstraintDeclarationSQL().'
            );
1159 1160
        }

Steve Müller's avatar
Steve Müller committed
1161
        return $this->getTableConstraintDeclarationSQL($index, $name);
1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216
    }

    /**
     * {@inheritdoc}
     */
    public function getVarcharDefaultLength()
    {
        return 1;
    }

    /**
     * {@inheritdoc}
     */
    public function getVarcharMaxLength()
    {
        return 32767;
    }

    /**
     * {@inheritdoc}
     */
    public function hasNativeGuidType()
    {
        return true;
    }

    /**
     * {@inheritdoc}
     */
    public function prefersIdentityColumns()
    {
        return true;
    }

    /**
     * {@inheritdoc}
     */
    public function supportsCommentOnStatement()
    {
        return true;
    }

    /**
     * {@inheritdoc}
     */
    public function supportsIdentityColumns()
    {
        return true;
    }

    /**
     * {@inheritdoc}
     */
    protected function _getCommonIntegerTypeDeclarationSQL(array $columnDef)
    {
Steve Müller's avatar
Steve Müller committed
1217
        $unsigned      = ! empty($columnDef['unsigned']) ? 'UNSIGNED ' : '';
1218 1219 1220 1221 1222 1223 1224 1225
        $autoincrement = ! empty($columnDef['autoincrement']) ? ' IDENTITY' : '';

        return $unsigned . $columnDef['integer_type'] . $autoincrement;
    }

    /**
     * {@inheritdoc}
     */
1226
    protected function _getCreateTableSQL($tableName, array $columns, array $options = [])
1227 1228
    {
        $columnListSql = $this->getColumnDeclarationListSQL($columns);
1229
        $indexSql = [];
1230 1231 1232 1233 1234 1235 1236 1237 1238

        if ( ! empty($options['uniqueConstraints'])) {
            foreach ((array) $options['uniqueConstraints'] as $name => $definition) {
                $columnListSql .= ', ' . $this->getUniqueConstraintDeclarationSQL($name, $definition);
            }
        }

        if ( ! empty($options['indexes'])) {
            /** @var \Doctrine\DBAL\Schema\Index $index */
1239 1240
            foreach ((array) $options['indexes'] as $index) {
                $indexSql[] = $this->getCreateIndexSQL($index, $tableName);
1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268
            }
        }

        if ( ! empty($options['primary'])) {
            $flags = '';

            if (isset($options['primary_index']) && $options['primary_index']->hasFlag('clustered')) {
                $flags = ' CLUSTERED ';
            }

            $columnListSql .= ', PRIMARY KEY' . $flags . ' (' . implode(', ', array_unique(array_values((array) $options['primary']))) . ')';
        }

        if ( ! empty($options['foreignKeys'])) {
            foreach ((array) $options['foreignKeys'] as $definition) {
                $columnListSql .= ', ' . $this->getForeignKeyDeclarationSQL($definition);
            }
        }

        $query = 'CREATE TABLE ' . $tableName . ' (' . $columnListSql;
        $check = $this->getCheckDeclarationSQL($columns);

        if ( ! empty($check)) {
            $query .= ', ' . $check;
        }

        $query .= ')';

1269
        return array_merge([$query], $indexSql);
1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305
    }

    /**
     * {@inheritdoc}
     */
    protected function _getTransactionIsolationLevelSQL($level)
    {
        switch ($level) {
            case Connection::TRANSACTION_READ_UNCOMMITTED:
                return 0;
            case Connection::TRANSACTION_READ_COMMITTED:
                return 1;
            case Connection::TRANSACTION_REPEATABLE_READ:
                return 2;
            case Connection::TRANSACTION_SERIALIZABLE:
                return 3;
            default:
                throw new \InvalidArgumentException('Invalid isolation level:' . $level);
        }
    }

    /**
     * {@inheritdoc}
     */
    protected function doModifyLimitQuery($query, $limit, $offset)
    {
        $limitOffsetClause = '';

        if ($limit > 0) {
            $limitOffsetClause = 'TOP ' . $limit . ' ';
        }

        if ($offset > 0) {
            if ($limit == 0) {
                $limitOffsetClause = 'TOP ALL ';
            }
Steve Müller's avatar
Steve Müller committed
1306

1307 1308 1309 1310
            $limitOffsetClause .= 'START AT ' . ($offset + 1) . ' ';
        }

        if ($limitOffsetClause) {
Steve Müller's avatar
Steve Müller committed
1311
            return preg_replace('/^\s*(SELECT\s+(DISTINCT\s+)?)/i', '\1' . $limitOffsetClause, $query);
1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335
        }

        return $query;
    }

    /**
     * Return the INDEX query section dealing with non-standard
     * SQL Anywhere options.
     *
     * @param Index $index Index definition
     *
     * @return string
     */
    protected function getAdvancedIndexOptionsSQL(Index $index)
    {
        $sql = '';

        if ( ! $index->isPrimary() && $index->hasFlag('for_olap_workload')) {
            $sql .= ' FOR OLAP WORKLOAD';
        }

        return $sql;
    }

Steve Müller's avatar
Steve Müller committed
1336 1337 1338 1339 1340 1341 1342 1343 1344 1345
    /**
     * {@inheritdoc}
     */
    protected function getBinaryTypeDeclarationSQLSnippet($length, $fixed)
    {
        return $fixed
            ? 'BINARY(' . ($length ?: $this->getBinaryDefaultLength()) . ')'
            : 'VARBINARY(' . ($length ?: $this->getBinaryDefaultLength()) . ')';
    }

Steve Müller's avatar
Steve Müller committed
1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382
    /**
     * Returns the SQL snippet for creating a table constraint.
     *
     * @param Constraint  $constraint The table constraint to create the SQL snippet for.
     * @param string|null $name       The table constraint name to use if any.
     *
     * @return string
     *
     * @throws \InvalidArgumentException if the given table constraint type is not supported by this method.
     */
    protected function getTableConstraintDeclarationSQL(Constraint $constraint, $name = null)
    {
        if ($constraint instanceof ForeignKeyConstraint) {
            return $this->getForeignKeyDeclarationSQL($constraint);
        }

        if ( ! $constraint instanceof Index) {
            throw new \InvalidArgumentException('Unsupported constraint type: ' . get_class($constraint));
        }

        if ( ! $constraint->isPrimary() && ! $constraint->isUnique()) {
            throw new \InvalidArgumentException(
                'Can only create primary, unique or foreign key constraint declarations, no common index declarations ' .
                'with getTableConstraintDeclarationSQL().'
            );
        }

        $constraintColumns = $constraint->getQuotedColumns($this);

        if (empty($constraintColumns)) {
            throw new \InvalidArgumentException("Incomplete definition. 'columns' required.");
        }

        $sql   = '';
        $flags = '';

        if ( ! empty($name)) {
1383 1384
            $name = new Identifier($name);
            $sql .= 'CONSTRAINT ' . $name->getQuotedName($this) . ' ';
Steve Müller's avatar
Steve Müller committed
1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397
        }

        if ($constraint->hasFlag('clustered')) {
            $flags = 'CLUSTERED ';
        }

        if ($constraint->isPrimary()) {
            return $sql . 'PRIMARY KEY ' . $flags . '('. $this->getIndexFieldDeclarationListSQL($constraintColumns) . ')';
        }

        return $sql . 'UNIQUE ' . $flags . '('. $this->getIndexFieldDeclarationListSQL($constraintColumns) . ')';
    }

1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418
    /**
     * {@inheritdoc}
     */
    protected function getCreateIndexSQLFlags(Index $index)
    {
        $type = '';
        if ($index->hasFlag('virtual')) {
            $type .= 'VIRTUAL ';
        }

        if ($index->isUnique()) {
            $type .= 'UNIQUE ';
        }

        if ($index->hasFlag('clustered')) {
            $type .= 'CLUSTERED ';
        }

        return $type;
    }

1419 1420 1421 1422 1423
    /**
     * {@inheritdoc}
     */
    protected function getRenameIndexSQL($oldIndexName, Index $index, $tableName)
    {
1424
        return [
1425
            'ALTER INDEX ' . $oldIndexName . ' ON ' . $tableName . ' RENAME TO ' . $index->getQuotedName($this)
1426
        ];
1427 1428
    }

1429 1430 1431 1432 1433
    /**
     * {@inheritdoc}
     */
    protected function getReservedKeywordsClass()
    {
1434
        return Keywords\SQLAnywhereKeywords::class;
1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451
    }

    /**
     * {@inheritdoc}
     */
    protected function getVarcharTypeDeclarationSQLSnippet($length, $fixed)
    {
        return $fixed
            ? ($length ? 'CHAR(' . $length . ')' : 'CHAR(' . $this->getVarcharDefaultLength() . ')')
            : ($length ? 'VARCHAR(' . $length . ')' : 'VARCHAR(' . $this->getVarcharDefaultLength() . ')');
    }

    /**
     * {@inheritdoc}
     */
    protected function initializeDoctrineTypeMappings()
    {
1452
        $this->doctrineTypeMapping = [
1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469
            'char' => 'string',
            'long nvarchar' => 'text',
            'long varchar' => 'text',
            'nchar' => 'string',
            'ntext' => 'text',
            'nvarchar' => 'string',
            'text' => 'text',
            'uniqueidentifierstr' => 'guid',
            'varchar' => 'string',
            'xml' => 'text',
            'bigint' => 'bigint',
            'unsigned bigint' => 'bigint',
            'bit' => 'boolean',
            'decimal' => 'decimal',
            'double' => 'float',
            'float' => 'float',
            'int' => 'integer',
1470
            'integer' => 'integer',
1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485
            'unsigned int' => 'integer',
            'numeric' => 'decimal',
            'smallint' => 'smallint',
            'unsigned smallint', 'smallint',
            'tinyint' => 'smallint',
            'unsigned tinyint', 'smallint',
            'money' => 'decimal',
            'smallmoney' => 'decimal',
            'long varbit' => 'text',
            'varbit' => 'string',
            'date' => 'date',
            'datetime' => 'datetime',
            'smalldatetime' => 'datetime',
            'time' => 'time',
            'timestamp' => 'datetime',
Steve Müller's avatar
Steve Müller committed
1486
            'binary' => 'binary',
1487 1488 1489
            'image' => 'blob',
            'long binary' => 'blob',
            'uniqueidentifier' => 'guid',
Steve Müller's avatar
Steve Müller committed
1490
            'varbinary' => 'binary',
1491
        ];
1492 1493
    }
}