ClickHouse/src/Parsers/ParserBackupQuery.h
2022-05-08 10:37:02 +02:00

36 lines
1.4 KiB
C++

#pragma once
#include <Parsers/IParserBase.h>
namespace DB
{
/** Parses queries like
* BACKUP { TABLE [db.]table_name [AS [db.]table_name_in_backup] [PARTITION[S] partition_expr [,...]] |
* DICTIONARY [db.]dictionary_name [AS [db.]dictionary_name_in_backup] |
* DATABASE database_name [AS database_name_in_backup] [EXCEPT TABLES ...] |
* TEMPORARY TABLE table_name [AS table_name_in_backup] |
* ALL TEMPORARY TABLES [EXCEPT ...] |
* ALL DATABASES [EXCEPT ...] } [,...]
* [ON CLUSTER 'cluster_name']
* TO { File('path/') |
* Disk('disk_name', 'path/')
* [SETTINGS base_backup = {File(...) | Disk(...)}]
*
* RESTORE { TABLE [db.]table_name_in_backup [AS [db.]table_name] [PARTITION[S] partition_expr [,...]] |
* DICTIONARY [db.]dictionary_name_in_backup [AS [db.]dictionary_name] |
* DATABASE database_name_in_backup [AS database_name] [EXCEPT TABLES ...] |
* TEMPORARY TABLE table_name_in_backup [AS table_name] |
* ALL TEMPORARY TABLES [EXCEPT ...] |
* ALL DATABASES [EXCEPT ...] } [,...]
* [ON CLUSTER 'cluster_name']
* FROM {File(...) | Disk(...)}
*/
class ParserBackupQuery : public IParserBase
{
protected:
const char * getName() const override { return "BACKUP or RESTORE query"; }
bool parseImpl(Pos & pos, ASTPtr & node, Expected & expected) override;
};
}