diff options
Diffstat (limited to 'src/third_party/wiredtiger/src/docs/cursor-ops.dox')
| -rw-r--r-- | src/third_party/wiredtiger/src/docs/cursor-ops.dox | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/third_party/wiredtiger/src/docs/cursor-ops.dox b/src/third_party/wiredtiger/src/docs/cursor-ops.dox index 9618396a77c..c6d0d30b827 100644 --- a/src/third_party/wiredtiger/src/docs/cursor-ops.dox +++ b/src/third_party/wiredtiger/src/docs/cursor-ops.dox @@ -70,6 +70,14 @@ WT_CURSOR::search_near method: @snippet ex_cursor.c cursor search near +The WT_CURSOR::search_near method can also be used with a prefix key by +setting \c prefix_search=true in the cursor configuration options. This +optimization ensures that search_near only traverses the relevant key +range with the matching prefix. Limiting the key range that search_near +can traverse through is particularly useful when there are a larger number +of records present outside of the key range which are not visible to the +search_near caller. + Cursor positions do not survive transactions: cursors that are open during WT_SESSION::begin_transaction, WT_SESSION::commit_transaction or WT_SESSION::rollback_transaction will lose their position as if |