oceanbase.DBA_MVREF_STMT_STATS

obclient [test_db]> SELECT * FROM oceanbase.DBA_MVREF_STMT_STATS;

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| MV_OWNER | MV_NAME | REFRESH_ID | STEP | SQLID                            | STMT                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             | EXECUTION_TIME | EXECUTION_PLAN |
+----------+---------+------------+------+----------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------+----------------+
| test     | t1_mv1  |    1415345 |    3 | 189CD424B8FA4E9A0C1620D59ED2407A | delete  from `test`.`t1_mv1` where (`t1_mv1`.`cnt` = 0)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |              0 | NULL           |
| test     | t1_mv1  |    1415345 |    2 | 3D9186675C23F505AE54F4C187815E81 | insert into `test`.`t1_mv1`(`c2`,`cnt`,`cnt_c3`,`sum_c3`) select `DLT_BASIC_MV$$`.`c2` AS `c2`,`DLT_BASIC_MV$$`.`cnt` AS `cnt`,`DLT_BASIC_MV$$`.`cnt_c3` AS `cnt_c3`,(case when (`DLT_BASIC_MV$$`.`cnt_c3` = 0) then NULL else `DLT_BASIC_MV$$`.`sum_c3` end) AS `sum_c3` from (select `DLT_T$$`.`c2` AS `c2`,sum(`DLT_T$$`.`DMLFACTOR$$`) AS `cnt`,sum((`DLT_T$$`.`DMLFACTOR$$` * (case when (`DLT_T$$`.`c3` is null) then 0 else 1 end))) AS `cnt_c3`,sum((`DLT_T$$`.`DMLFACTOR$$` * `DLT_T$$`.`c3`)) AS `sum_c3` from (select `mlog$_t1`.`OLD_NEW$$` AS `OLD_NEW$$`,`mlog$_t1`.`SEQUENCE$$` AS `SEQUENCE$$`,(case when (`mlog$_t1`.`OLD_NEW$$` = 'N') then 1 else -1 end) AS `DMLFACTOR$$`,max(`mlog$_t1`.`SEQUENCE$$`) over( PARTITION BY `mlog$_t1`.`c1`) AS `MAXSEQ$$`,min(`mlog$_t1`.`SEQUENCE$$`) over( PARTITION BY `mlog$_t1`.`c1`) AS `MINSEQ$$`,`mlog$_t1`.`c2` AS `c2`,`mlog$_t1`.`c3` AS `c3` from `test`.`mlog$_t1` where (`mlog$_t1`.`ORA_ROWSCN` > 1706148016339554735) and (`mlog$_t1`.`ORA_ROWSCN` <= 1706148044936175614)) `DLT_T$$` where (((`DLT_T$$`.`OLD_NEW$$` = 'N') and (`DLT_T$$`.`SEQUENCE$$` = `DLT_T$$`.`MAXSEQ$$`)) or ((`DLT_T$$`.`OLD_NEW$$` = 'O') and (`DLT_T$$`.`SEQUENCE$$` = `DLT_T$$`.`MINSEQ$$`))) group by `DLT_T$$`.`c2`) `DLT_BASIC_MV$$` where not exists((select 1 from `test`.`t1_mv1` where (`DLT_BASIC_MV$$`.`c2` <=> `t1_mv1`.`c2`))) |              0 | NULL           |
| test     | t1_mv1  |    1415345 |    1 | 4C4D9DBC6E35BFCBE177C343597C0197 | update `test`.`t1_mv1`,(select `DLT_T$$`.`c2` AS `c2`,sum(`DLT_T$$`.`DMLFACTOR$$`) AS `cnt`,sum((`DLT_T$$`.`DMLFACTOR$$` * (case when (`DLT_T$$`.`c3` is null) then 0 else 1 end))) AS `cnt_c3`,sum((`DLT_T$$`.`DMLFACTOR$$` * `DLT_T$$`.`c3`)) AS `sum_c3` from (select `mlog$_t1`.`OLD_NEW$$` AS `OLD_NEW$$`,`mlog$_t1`.`SEQUENCE$$` AS `SEQUENCE$$`,(case when (`mlog$_t1`.`OLD_NEW$$` = 'N') then 1 else -1 end) AS `DMLFACTOR$$`,max(`mlog$_t1`.`SEQUENCE$$`) over( PARTITION BY `mlog$_t1`.`c1`) AS `MAXSEQ$$`,min(`mlog$_t1`.`SEQUENCE$$`) over( PARTITION BY `mlog$_t1`.`c1`) AS `MINSEQ$$`,`mlog$_t1`.`c2` AS `c2`,`mlog$_t1`.`c3` AS `c3` from `test`.`mlog$_t1` where (`mlog$_t1`.`ORA_ROWSCN` > 1706148016339554735) and (`mlog$_t1`.`ORA_ROWSCN` <= 1706148044936175614)) `DLT_T$$` where (((`DLT_T$$`.`OLD_NEW$$` = 'N') and (`DLT_T$$`.`SEQUENCE$$` = `DLT_T$$`.`MAXSEQ$$`)) or ((`DLT_T$$`.`OLD_NEW$$` = 'O') and (`DLT_T$$`.`SEQUENCE$$` = `DLT_T$$`.`MINSEQ$$`))) group by `DLT_T$$`.`c2`) `DLT_BASIC_MV$$` set `t1_mv1`.`cnt` = (`t1_mv1`.`cnt` + `DLT_BASIC_MV$$`.`cnt`),`t1_mv1`.`cnt_c3` = (`t1_mv1`.`cnt_c3` + `DLT_BASIC_MV$$`.`cnt_c3`),`t1_mv1`.`sum_c3` = (case when ((`t1_mv1`.`cnt_c3` + `DLT_BASIC_MV$$`.`cnt_c3`) = 0) then NULL when (`t1_mv1`.`cnt_c3` = 0) then `DLT_BASIC_MV$$`.`sum_c3` when (`DLT_BASIC_MV$$`.`cnt_c3` = 0) then `t1_mv1`.`sum_c3` else (`t1_mv1`.`sum_c3` + `DLT_BASIC_MV$$`.`sum_c3`) end) where (`t1_mv1`.`c2` <=> `DLT_BASIC_MV$$`.`c2`) |              0 | NULL           |
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