1 | #pragma once |
---|---|
2 | |
3 | #include <ext/shared_ptr_helper.h> |
4 | #include <Storages/System/IStorageSystemOneBlock.h> |
5 | |
6 | |
7 | namespace DB |
8 | { |
9 | |
10 | class Context; |
11 | |
12 | |
13 | /// Implements `row_policies` system table, which allows you to get information about row policies. |
14 | class StorageSystemRowPolicies : public ext::shared_ptr_helper<StorageSystemRowPolicies>, public IStorageSystemOneBlock<StorageSystemRowPolicies> |
15 | { |
16 | public: |
17 | std::string getName() const override { return "SystemRowPolicies"; } |
18 | static NamesAndTypesList getNamesAndTypes(); |
19 | |
20 | protected: |
21 | friend struct ext::shared_ptr_helper<StorageSystemRowPolicies>; |
22 | using IStorageSystemOneBlock::IStorageSystemOneBlock; |
23 | void fillData(MutableColumns & res_columns, const Context & context, const SelectQueryInfo &) const override; |
24 | }; |
25 | |
26 | } |
27 |