ildTableOptions($options);
 $query .= $this->buildPartitionOptions($options);
 $sql = [$query];
 $engine = 'INNODB';
 if (isset($options['engine'])) {
 $engine = strtoupper(trim($options['engine']));
 }
 // Propagate foreign key constraints only for InnoDB.
 if (isset($options['foreignKeys']) && $engine === 'INNODB') {
 foreach ((array) $options['foreignKeys'] as $definition) {
 $sql[] = $this->getCreateForeignKeySQL($definition, $name);
 }
 }
 return $sql;
 }
 public function getDefaultValueDeclarationSQL($column)
 {
 // Unset the default value if the given column definition does not allow default values.
 if ($column['type'] instanceof TextType || $column['type'] instanceof BlobType) {
 $column['default'] = null;
 }
 return parent::getDefaultValueDeclarationSQL($column);
 }
 private function buildTableOptions(array $options)
 {
 if (isset($options['table_options'])) {
 return $options['table_options'];
 }
 $tableOptions = [];
 // Charset
 if (!isset($options['charset'])) {
 $options['charset'] = 'utf8';
 }
 $tableOptions[] = sprintf('DEFAULT CHARACTER SET %s', $options['charset']);
 // Collate
 if (!isset($options['collate'])) {
 $options['collate'] = $options['charset'] . '_unicode_ci';
 }
 $tableOptions[] = $this->getColumnCollationDeclarationSQL($options['collate']);
 // Engine
 if (!isset($options['engine'])) {
 $options['engine'] = 'InnoDB';
 }
 $tableOptions[] = sprintf('ENGINE = %s', $options['engine']);
 // Auto increment
 if (isset($options['auto_increment'])) {
 $tableOptions[] = sprintf('AUTO_INCREMENT = %s', $options['auto_increment']);
 }
 // Comment
 if (isset($options['comment'])) {
 $tableOptions[] = sprintf('COMMENT = %s ', $this->quoteStringLiteral($options['comment']));
 }
 // Row format
 if (isset($options['row_format'])) {
 $tableOptions[] = sprintf('ROW_FORMAT = %s', $options['row_format']);
 }
 return implode(' ', $tableOptions);
 }
 private function buildPartitionOptions(array $options)
 {
 return isset($options['partition_options']) ? ' ' . $options['partition_options'] : '';
 }
 public function getAlterTableSQL(TableDiff $diff)
 {
 $columnSql = [];
 $queryParts = [];
 $newName = $diff->getNewName();
 if ($newName !== \false) {
 $queryParts[] = 'RENAME TO ' . $newName->getQuotedName($this);
 }
 foreach ($diff->addedColumns as $column) {
 if ($this->onSchemaAlterTableAddColumn($column, $diff, $columnSql)) {
 continue;
 }
 $columnArray = array_merge($column->toArray(), ['comment' => $this->getColumnComment($column)]);
 $queryParts[] = 'ADD ' . $this->getColumnDeclarationSQL($column->getQuotedName($this), $columnArray);
 }
 foreach ($diff->removedColumns as $column) {
 if ($this->onSchemaAlterTableRemoveColumn($column, $diff, $columnSql)) {
 continue;
 }
 $queryParts[] = 'DROP ' . $column->getQuotedName($this);
 }
 foreach ($diff->changedColumns as $columnDiff) {
 if ($this->onSchemaAlterTableChangeColumn($columnDiff, $diff, $columnSql)) {
 continue;
 }
 $column = $columnDiff->column;
 $columnArray = $column->toArray();
 // Don't propagate default value changes for unsupported column types.
 if ($columnDiff->hasChanged('default') && count($columnDiff->changedProperties) === 1 && ($columnArray['type'] instanceof TextType || $columnArray['type'] instanceof BlobType)) {
 continue;
 }
 $columnArray['comment'] = $this->getColumnComment($column);
 $queryParts[] = 'CHANGE ' . $columnDiff->getOldColumnName()->getQuotedName($this) . ' ' . $this->getColumnDeclarationSQL($column->getQuotedName($this), $columnArray);
 }
 foreach ($diff->renamedColumns as $oldColumnName => $column) {
 if ($this->onSchemaAlterTableRenameColumn($oldColumnName, $column, $diff, $columnSql)) {
 continue;
 }
 $oldColumnName = new Identifier($oldColumnName);
 $columnArray = $column->toArray();
 $columnArray['comment'] = $this->getColumnComment($column);
 $queryParts[] = 'CHANGE ' . $oldColumnName->getQuotedName($this) . ' ' . $this->getColumnDeclarationSQL($column->getQuotedName($this), $columnArray);
 }
 if (isset($diff->addedIndexes['primary'])) {
 $keyColumns = array_unique(array_values($diff->addedIndexes['primary']->getColumns()));
 $queryParts[] = 'ADD PRIMARY KEY (' . implode(', ', $keyColumns) . ')';
 unset($diff->addedIndexes['primary']);
 } elseif (isset($diff->changedIndexes['primary'])) {
 // Necessary in case the new primary key includes a new auto_increment column
 foreach ($diff->changedIndexes['primary']->getColumns() as $columnName) {
 if (isset($diff->addedColumns[$columnName]) && $diff->addedColumns[$columnName]->getAutoincrement()) {
 $keyColumns = array_unique(array_values($diff->changedIndexes['primary']->getColumns()));
 $queryParts[] = 'DROP PRIMARY KEY';
 $queryParts[] = 'ADD PRIMARY KEY (' . implode(', ', $keyColumns) . ')';
 unset($diff->changedIndexes['primary']);
 break;
 }
 }
 }
 $sql = [];
 $tableSql = [];
 if (!$this->onSchemaAlterTable($diff, $tableSql)) {
 if (count($queryParts) > 0) {
 $sql[] = 'ALTER TABLE ' . $diff->getName($this)->getQuotedName($this) . ' ' . implode(', ', $queryParts);
 }
 $sql = array_merge($this->getPreAlterTableIndexForeignKeySQL($diff), $sql, $this->getPostAlterTableIndexForeignKeySQL($diff));
 }
 return array_merge($sql, $tableSql, $columnSql);
 }
 protected function getPreAlterTableIndexForeignKeySQL(TableDiff $diff)
 {
 $sql = [];
 $table = $diff->getName($this)->getQuotedName($this);
 foreach ($diff->changedIndexes as $changedIndex) {
 $sql = array_merge($sql, $this->getPreAlterTableAlterPrimaryKeySQL($diff, $changedIndex));
 }
 foreach ($diff->removedIndexes as $remKey => $remIndex) {
 $sql = array_merge($sql, $this->getPreAlterTableAlterPrimaryKeySQL($diff, $remIndex));
 foreach ($diff->addedIndexes as $addKey => $addIndex) {
 if ($remIndex->getColumns() !== $addIndex->getColumns()) {
 continue;
 }
 $indexClause = 'INDEX ' . $addIndex->getName();
 if ($addIndex->isPrimary()) {
 $indexClause = 'PRIMARY KEY';
 } elseif ($addIndex->isUnique()) {
 $indexClause = 'UNIQUE INDEX ' . $addIndex->getName();
 }
 $query = 'ALTER TABLE ' . $table . ' DROP INDEX ' . $remIndex->getName() . ', ';
 $query .= 'ADD ' . $indexClause;
 $query .= ' (' . $this->getIndexFieldDeclarationListSQL($addIndex) . ')';
 $sql[] = $query;
 unset($diff->removedIndexes[$remKey], $diff->addedIndexes[$addKey]);
 break;
 }
 }
 $engine = 'INNODB';
 if ($diff->fromTable instanceof Table && $diff->fromTable->hasOption('engine')) {
 $engine = strtoupper(trim($diff->fromTable->getOption('engine')));
 }
 // Suppress foreign key constraint propagation on non-supporting engines.
 if ($engine !== 'INNODB') {
 $diff->addedForeignKeys = [];
 $diff->changedForeignKeys = [];
 $diff->removedForeignKeys = [];
 }
 $sql = array_merge($sql, $this->getPreAlterTableAlterIndexForeignKeySQL($diff), parent::getPreAlterTableIndexForeignKeySQL($diff), $this->getPreAlterTableRenameIndexForeignKeySQL($diff));
 return $sql;
 }
 private function getPreAlterTableAlterPrimaryKeySQL(TableDiff $diff, Index $index)
 {
 $sql = [];
 if (!$index->isPrimary() || !$diff->fromTable instanceof Table) {
 return $sql;
 }
 $tableName = $diff->getName($this)->getQuotedName($this);
 // Dropping primary keys requires to unset autoincrement attribute on the particular column first.
 foreach ($index->getColumns() as $columnName) {
 if (!$diff->fromTable->hasColumn($columnName)) {
 continue;
 }
 $column = $diff->fromTable->getColumn($columnName);
 if ($column->getAutoincrement() !== \true) {
 continue;
 }
 $column->setAutoincrement(\false);
 $sql[] = 'ALTER TABLE ' . $tableName . ' MODIFY ' . $this->getColumnDeclarationSQL($column->getQuotedName($this), $column->toArray());
 // original autoincrement information might be needed later on by other parts of the table alteration
 $column->setAutoincrement(\true);
 }
 return $sql;
 }
 private function getPreAlterTableAlterIndexForeignKeySQL(TableDiff $diff)
 {
 $sql = [];
 $table = $diff->getName($this)->getQuotedName($this);
 foreach ($diff->changedIndexes as $changedIndex) {
 // Changed primary key
 if (!$changedIndex->isPrimary() || !$diff->fromTable instanceof Table) {
 continue;
 }
 foreach ($diff->fromTable->getPrimaryKeyColumns() as $columnName) {
 $column = $diff->fromTable->getColumn($columnName);
 // Check if an autoincrement column was dropped from the primary key.
 if (!$column->getAutoincrement() || in_array($columnName, $changedIndex->getColumns())) {
 continue;
 }
 // The autoincrement attribute needs to be removed from the dropped column
 // before we can drop and recreate the primary key.
 $column->setAutoincrement(\false);
 $sql[] = 'ALTER TABLE ' . $table . ' MODIFY ' . $this->getColumnDeclarationSQL($column->getQuotedName($this), $column->toArray());
 // Restore the autoincrement attribute as it might be needed later on
 // by other parts of the table alteration.
 $column->setAutoincrement(\true);
 }
 }
 return $sql;
 }
 protected function getPreAlterTableRenameIndexForeignKeySQL(TableDiff $diff)
 {
 $sql = [];
 $tableName = $diff->getName($this)->getQuotedName($this);
 foreach ($this->getRemainingForeignKeyConstraintsRequiringRenamedIndexes($diff) as $foreignKey) {
 if (in_array($foreignKey, $diff->changedForeignKeys, \true)) {
 continue;
 }
 $sql[] = $this->getDropForeignKeySQL($foreignKey, $tableName);
 }
 return $sql;
 }
 private function getRemainingForeignKeyConstraintsRequiringRenamedIndexes(TableDiff $diff)
 {
 if (empty($diff->renamedIndexes) || !$diff->fromTable instanceof Table) {
 return [];
 }
 $foreignKeys = [];
 $remainingForeignKeys = array_diff_key($diff->fromTable->getForeignKeys(), $diff->removedForeignKeys);
 foreach ($remainingForeignKeys as $foreignKey) {
 foreach ($diff->renamedIndexes as $index) {
 if ($foreignKey->intersectsIndexColumns($index)) {
 $foreignKeys[] = $foreignKey;
 break;
 }
 }
 }
 return $foreignKeys;
 }
 protected function getPostAlterTableIndexForeignKeySQL(TableDiff $diff)
 {
 return array_merge(parent::getPostAlterTableIndexForeignKeySQL($diff), $this->getPostAlterTableRenameIndexForeignKeySQL($diff));
 }
 protected function getPostAlterTableRenameIndexForeignKeySQL(TableDiff $diff)
 {
 $sql = [];
 $newName = $diff->getNewName();
 if ($newName !== \false) {
 $tableName = $newName->getQuotedName($this);
 } else {
 $tableName = $diff->getName($this)->getQuotedName($this);
 }
 foreach ($this->getRemainingForeignKeyConstraintsRequiringRenamedIndexes($diff) as $foreignKey) {
 if (in_array($foreignKey, $diff->changedForeignKeys, \true)) {
 continue;
 }
 $sql[] = $this->getCreateForeignKeySQL($foreignKey, $tableName);
 }
 return $sql;
 }
 protected function getCreateIndexSQLFlags(Index $index)
 {
 $type = '';
 if ($index->isUnique()) {
 $type .= 'UNIQUE ';
 } elseif ($index->hasFlag('fulltext')) {
 $type .= 'FULLTEXT ';
 } elseif ($index->hasFlag('spatial')) {
 $type .= 'SPATIAL ';
 }
 return $type;
 }
 public function getIntegerTypeDeclarationSQL(array $column)
 {
 return 'INT' . $this->_getCommonIntegerTypeDeclarationSQL($column);
 }
 public function getBigIntTypeDeclarationSQL(array $column)
 {
 return 'BIGINT' . $this->_getCommonIntegerTypeDeclarationSQL($column);
 }
 public function getSmallIntTypeDeclarationSQL(array $column)
 {
 return 'SMALLINT' . $this->_getCommonIntegerTypeDeclarationSQL($column);
 }
 public function getFloatDeclarationSQL(array $column)
 {
 return 'DOUBLE PRECISION' . $this->getUnsignedDeclaration($column);
 }
 public function getDecimalTypeDeclarationSQL(array $column)
 {
 return parent::getDecimalTypeDeclarationSQL($column) . $this->getUnsignedDeclaration($column);
 }
 private function getUnsignedDeclaration(array $columnDef)
 {
 return !empty($columnDef['unsigned']) ? ' UNSIGNED' : '';
 }
 protected function _getCommonIntegerTypeDeclarationSQL(array $column)
 {
 $autoinc = '';
 if (!empty($column['autoincrement'])) {
 $autoinc = ' AUTO_INCREMENT';
 }
 return $this->getUnsignedDeclaration($column) . $autoinc;
 }
 public function getColumnCharsetDeclarationSQL($charset)
 {
 return 'CHARACTER SET ' . $charset;
 }
 public function getColumnCollationDeclarationSQL($collation)
 {
 return 'COLLATE ' . $this->quoteSingleIdentifier($collation);
 }
 public function getAdvancedForeignKeyOptionsSQL(ForeignKeyConstraint $foreignKey)
 {
 $query = '';
 if ($foreignKey->hasOption('match')) {
 $query .= ' MATCH ' . $foreignKey->getOption('match');
 }
 $query .= parent::getAdvancedForeignKeyOptionsSQL($foreignKey);
 return $query;
 }
 public function getDropIndexSQL($index, $table = null)
 {
 if ($index instanceof Index) {
 $indexName = $index->getQuotedName($this);
 } elseif (is_string($index)) {
 $indexName = $index;
 } else {
 throw new InvalidArgumentException(__METHOD__ . '() expects $index parameter to be string or ' . Index::class . '.');
 }
 if ($table instanceof Table) {
 $table = $table->getQuotedName($this);
 } elseif (!is_string($table)) {
 throw new InvalidArgumentException(__METHOD__ . '() expects $table parameter to be string or ' . Table::class . '.');
 }
 if ($index instanceof Index && $index->isPrimary()) {
 // mysql primary keys are always named "PRIMARY",
 // so we cannot use them in statements because of them being keyword.
 return $this->getDropPrimaryKeySQL($table);
 }
 return 'DROP INDEX ' . $indexName . ' ON ' . $table;
 }
 protected function getDropPrimaryKeySQL($table)
 {
 return 'ALTER TABLE ' . $table . ' DROP PRIMARY KEY';
 }
 public function getSetTransactionIsolationSQL($level)
 {
 return 'SET SESSION TRANSACTION ISOLATION LEVEL ' . $this->_getTransactionIsolationLevelSQL($level);
 }
 public function getName()
 {
 return 'mysql';
 }
 public function getReadLockSQL()
 {
 return 'LOCK IN SHARE MODE';
 }
 protected function initializeDoctrineTypeMappings()
 {
 $this->doctrineTypeMapping = ['tinyint' => 'boolean', 'smallint' => 'smallint', 'mediumint' => 'integer', 'int' => 'integer', 'integer' => 'integer', 'bigint' => 'bigint', 'tinytext' => 'text', 'mediumtext' => 'text', 'longtext' => 'text', 'text' => 'text', 'varchar' => 'string', 'string' => 'string', 'char' => 'string', 'date' => 'date', 'datetime' => 'datetime', 'timestamp' => 'datetime', 'time' => 'time', 'float' => 'float', 'double' => 'float', 'real' => 'float', 'decimal' => 'decimal', 'numeric' => 'decimal', 'year' => 'date', 'longblob' => 'blob', 'blob' => 'blob', 'mediumblob' => 'blob', 'tinyblob' => 'blob', 'binary' => 'binary', 'varbinary' => 'binary', 'set' => 'simple_array'];
 }
 public function getVarcharMaxLength()
 {
 return 65535;
 }
 public function getBinaryMaxLength()
 {
 return 65535;
 }
 protected function getReservedKeywordsClass()
 {
 return Keywords\MySQLKeywords::class;
 }
 public function getDropTemporaryTableSQL($table)
 {
 if ($table instanceof Table) {
 $table = $table->getQuotedName($this);
 } elseif (!is_string($table)) {
 throw new InvalidArgumentException(__METHOD__ . '() expects $table parameter to be string or ' . Table::class . '.');
 }
 return 'DROP TEMPORARY TABLE ' . $table;
 }
 public function getBlobTypeDeclarationSQL(array $column)
 {
 if (!empty($column['length']) && is_numeric($column['length'])) {
 $length = $column['length'];
 if ($length <= static::LENGTH_LIMIT_TINYBLOB) {
 return 'TINYBLOB';
 }
 if ($length <= static::LENGTH_LIMIT_BLOB) {
 return 'BLOB';
 }
 if ($length <= static::LENGTH_LIMIT_MEDIUMBLOB) {
 return 'MEDIUMBLOB';
 }
 }
 return 'LONGBLOB';
 }
 public function quoteStringLiteral($str)
 {
 $str = str_replace('\\', '\\\\', $str);
 // MySQL requires backslashes to be escaped aswell.
 return parent::quoteStringLiteral($str);
 }
 public function getDefaultTransactionIsolationLevel()
 {
 return TransactionIsolationLevel::REPEATABLE_READ;
 }
 public function supportsColumnLengthIndexes() : bool
 {
 return \true;
 }
}