diff options
Diffstat (limited to 'examples/c/ex_stat.c')
| -rw-r--r-- | examples/c/ex_stat.c | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/examples/c/ex_stat.c b/examples/c/ex_stat.c index 65402230eb8..6c5c15aacc6 100644 --- a/examples/c/ex_stat.c +++ b/examples/c/ex_stat.c @@ -39,6 +39,7 @@ int print_cursor(WT_CURSOR *); int print_database_stats(WT_SESSION *); int print_file_stats(WT_SESSION *); +int print_join_cursor_stats(WT_SESSION *); int print_overflow_pages(WT_SESSION *); int get_stat(WT_CURSOR *cursor, int stat_field, uint64_t *valuep); int print_derived_stats(WT_SESSION *); @@ -99,6 +100,37 @@ print_file_stats(WT_SESSION *session) } int +print_join_cursor_stats(WT_SESSION *session) +{ + WT_CURSOR *idx_cursor, *join_cursor, *stat_cursor; + int ret; + + ret = session->create( + session, "index:access:idx", "columns=(v)"); + ret = session->open_cursor( + session, "index:access:idx", NULL, NULL, &idx_cursor); + ret = idx_cursor->next(idx_cursor); + ret = session->open_cursor( + session, "join:table:access", NULL, NULL, &join_cursor); + ret = session->join(session, join_cursor, idx_cursor, "compare=gt"); + ret = join_cursor->next(join_cursor); + + /*! [statistics join cursor function] */ + if ((ret = session->open_cursor(session, + "statistics:join", join_cursor, NULL, &stat_cursor)) != 0) + return (ret); + + ret = print_cursor(stat_cursor); + ret = stat_cursor->close(stat_cursor); + /*! [statistics join cursor function] */ + + ret = join_cursor->close(join_cursor); + ret = idx_cursor->close(idx_cursor); + + return (ret); +} + +int print_overflow_pages(WT_SESSION *session) { /*! [statistics retrieve by key] */ @@ -204,7 +236,8 @@ main(void) ret = wiredtiger_open(home, NULL, "create,statistics=(all)", &conn); ret = conn->open_session(conn, NULL, NULL, &session); ret = session->create( - session, "table:access", "key_format=S,value_format=S"); + session, "table:access", + "key_format=S,value_format=S,columns=(k,v)"); ret = session->open_cursor( session, "table:access", NULL, NULL, &cursor); @@ -219,6 +252,8 @@ main(void) ret = print_file_stats(session); + ret = print_join_cursor_stats(session); + ret = print_overflow_pages(session); ret = print_derived_stats(session); |