1 | //===----------------------------------------------------------------------===// |
2 | // DuckDB |
3 | // |
4 | // duckdb/common/enums/scan_options.hpp |
5 | // |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | |
9 | #pragma once |
10 | |
11 | #include "duckdb/common/constants.hpp" |
12 | |
13 | namespace duckdb { |
14 | |
15 | enum class TableScanType : uint8_t { |
16 | //! Regular table scan: scan all tuples that are relevant for the current transaction |
17 | TABLE_SCAN_REGULAR = 0, |
18 | //! Scan all rows, including any deleted rows. Committed updates are merged in. |
19 | TABLE_SCAN_COMMITTED_ROWS = 1, |
20 | //! Scan all rows, including any deleted rows. Throws an exception if there are any uncommitted updates. |
21 | TABLE_SCAN_COMMITTED_ROWS_DISALLOW_UPDATES = 2, |
22 | //! Scan all rows, excluding any permanently deleted rows. |
23 | //! Permanently deleted rows are rows which no transaction will ever need again. |
24 | TABLE_SCAN_COMMITTED_ROWS_OMIT_PERMANENTLY_DELETED = 3 |
25 | }; |
26 | |
27 | } // namespace duckdb |
28 | |