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#pragma once
#include <Parsers/IAST.h>
#include <Parsers/ASTQueryWithOnCluster.h>
#include <Access/Common/RowPolicyDefs.h>
#include <optional>
namespace DB
{
class ASTRowPolicyNames;
class ASTRolesOrUsersSet;
/** CREATE [ROW] POLICY [IF NOT EXISTS | OR REPLACE] name ON [database.]table
* [AS {permissive | restrictive}]
* [FOR {SELECT | INSERT | UPDATE | DELETE | ALL}]
* [USING condition]
* [WITH CHECK condition] [,...]
* [TO {role [,...] | ALL | ALL EXCEPT role [,...]}]
*
* ALTER [ROW] POLICY [IF EXISTS] name ON [database.]table
* [RENAME TO new_name]
* [AS {permissive | restrictive}]
* [FOR {SELECT | INSERT | UPDATE | DELETE | ALL}]
* [USING {condition | NONE}]
* [WITH CHECK {condition | NONE}] [,...]
* [TO {role [,...] | ALL | ALL EXCEPT role [,...]}]
*/
class ASTCreateRowPolicyQuery : public IAST, public ASTQueryWithOnCluster
{
public:
bool alter = false;
bool attach = false;
bool if_exists = false;
bool if_not_exists = false;
bool or_replace = false;
String storage_name;
std::shared_ptr<ASTRowPolicyNames> names;
String new_short_name;
std::optional<bool> is_restrictive;
std::vector<std::pair<RowPolicyFilterType, ASTPtr>> filters; /// `nullptr` means set to NONE.
std::shared_ptr<ASTRolesOrUsersSet> roles;
String getID(char) const override;
ASTPtr clone() const override;
void formatImpl(const FormatSettings & settings, FormatState &, FormatStateStacked) const override;
ASTPtr getRewrittenASTWithoutOnCluster(const WithoutOnClusterASTRewriteParams &) const override { return removeOnCluster<ASTCreateRowPolicyQuery>(clone()); }
void replaceCurrentUserTag(const String & current_user_name) const;
void replaceEmptyDatabase(const String & current_database) const;
QueryKind getQueryKind() const override { return QueryKind::Create; }
};
}
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