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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Db\Oracle; |
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use Yiisoft\Db\Exception\Exception; |
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use Yiisoft\Db\Exception\NotSupportedException; |
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use Yiisoft\Db\QueryBuilder\AbstractDDLQueryBuilder; |
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use Yiisoft\Db\Schema\Builder\ColumnInterface; |
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/** |
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* Implements a (Data Definition Language) SQL statements for Oracle Server. |
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*/ |
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final class DDLQueryBuilder extends AbstractDDLQueryBuilder |
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{ |
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public function addDefaultValue(string $table, string $name, string $column, mixed $value): string |
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{ |
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throw new NotSupportedException(__METHOD__ . ' is not supported by Oracle.'); |
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} |
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public function addForeignKey( |
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string $table, |
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string $name, |
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array|string $columns, |
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string $referenceTable, |
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array|string $referenceColumns, |
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string $delete = null, |
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string $update = null |
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): string { |
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$sql = 'ALTER TABLE ' . $this->quoter->quoteTableName($table) |
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. ' ADD CONSTRAINT ' . $this->quoter->quoteColumnName($name) |
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. ' FOREIGN KEY (' . $this->queryBuilder->buildColumns($columns) . ')' |
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. ' REFERENCES ' . $this->quoter->quoteTableName($referenceTable) |
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. ' (' . $this->queryBuilder->buildColumns($referenceColumns) . ')'; |
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if ($delete !== null) { |
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$sql .= ' ON DELETE ' . $delete; |
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} |
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if ($update !== null) { |
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throw new Exception('Oracle does not support ON UPDATE clause.'); |
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} |
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return $sql; |
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} |
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public function alterColumn(string $table, string $column, ColumnInterface|string $type): string |
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{ |
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return 'ALTER TABLE ' |
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. $this->quoter->quoteTableName($table) |
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. ' MODIFY ' |
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. $this->quoter->quoteColumnName($column) |
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. ' ' . $this->queryBuilder->getColumnType($type); |
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} |
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public function checkIntegrity(string $schema = '', string $table = '', bool $check = true): string |
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{ |
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throw new NotSupportedException(__METHOD__ . ' is not supported by Oracle.'); |
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} |
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public function dropCommentFromColumn(string $table, string $column): string |
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{ |
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return 'COMMENT ON COLUMN ' |
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. $this->quoter->quoteTableName($table) |
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. '.' |
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. $this->quoter->quoteColumnName($column) |
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. " IS ''"; |
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} |
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public function dropCommentFromTable(string $table): string |
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{ |
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return 'COMMENT ON TABLE ' . $this->quoter->quoteTableName($table) . " IS ''"; |
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} |
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public function dropDefaultValue(string $table, string $name): string |
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{ |
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throw new NotSupportedException(__METHOD__ . ' is not supported by Oracle.'); |
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} |
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public function dropIndex(string $table, string $name): string |
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{ |
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return 'DROP INDEX ' . $this->quoter->quoteTableName($name); |
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} |
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public function renameTable(string $oldName, string $newName): string |
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{ |
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return 'ALTER TABLE ' . $this->quoter->quoteTableName($oldName) . ' RENAME TO ' . |
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$this->quoter->quoteTableName($newName); |
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} |
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} |
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yiisoft /
db-oracle
