| ij> -- |
| -- Licensed to the Apache Software Foundation (ASF) under one or more |
| -- contributor license agreements. See the NOTICE file distributed with |
| -- this work for additional information regarding copyright ownership. |
| -- The ASF licenses this file to You under the Apache License, Version 2.0 |
| -- (the "License"); you may not use this file except in compliance with |
| -- the License. You may obtain a copy of the License at |
| -- |
| -- http://www.apache.org/licenses/LICENSE-2.0 |
| -- |
| -- Unless required by applicable law or agreed to in writing, software |
| -- distributed under the License is distributed on an "AS IS" BASIS, |
| -- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| -- See the License for the specific language governing permissions and |
| -- limitations under the License. |
| -- |
| create table derby6216( a int, status varchar(10)); |
| 0 rows inserted/updated/deleted |
| ij> insert into derby6216 values (1, 'ACTIVE'), (2, 'IDLE'); |
| 2 rows inserted/updated/deleted |
| ij> call syscs_util.syscs_set_runtimestatistics(1); |
| 0 rows inserted/updated/deleted |
| ij> call syscs_util.syscs_set_xplain_schema('STATS'); |
| 0 rows inserted/updated/deleted |
| ij> call syscs_util.syscs_set_xplain_mode(1); |
| 0 rows inserted/updated/deleted |
| ij> select a from derby6216 where status != 'IDLE'; |
| A |
| ----------- |
| ij> call syscs_util.syscs_set_xplain_mode(0); |
| 0 rows inserted/updated/deleted |
| ij> call syscs_util.syscs_set_runtimestatistics(0); |
| 0 rows inserted/updated/deleted |
| ij> call syscs_util.syscs_set_xplain_schema(''); |
| 0 rows inserted/updated/deleted |
| ij> select stmt_text from stats.sysxplain_statements; |
| STMT_TEXT |
| -------------------------------------------------------------------------------------------------------------------------------- |
| select a from derby6216 where status != 'IDLE' |
| ij> select st.stmt_text, rs.op_identifier |
| from stats.sysxplain_statements st |
| join stats.sysxplain_resultsets rs |
| on st.stmt_id = rs.stmt_id |
| order by st.stmt_text,rs.op_identifier; |
| STMT_TEXT |OP_IDENTIFIER |
| ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| select a from derby6216 where status != 'IDLE' |PROJECTION |
| select a from derby6216 where status != 'IDLE' |TABLESCAN |
| ij> select st.stmt_text, sp.no_visited_pages, sp.no_visited_rows |
| from stats.sysxplain_scan_props sp, |
| stats.sysxplain_resultsets rs, |
| stats.sysxplain_statements st |
| where st.stmt_id = rs.stmt_id and |
| rs.scan_rs_id = sp.scan_rs_id and |
| rs.op_identifier = 'TABLESCAN' and |
| sp.scan_object_name = 'DERBY6216'; |
| STMT_TEXT |NO_VISITED&|NO_VISITED& |
| -------------------------------------------------------------------------------------------------------------------------------------------------------- |
| select a from derby6216 where status != 'IDLE' |0 |0 |
| ij> drop table stats.sysxplain_statements; |
| 0 rows inserted/updated/deleted |
| ij> drop table stats.sysxplain_resultsets; |
| 0 rows inserted/updated/deleted |
| ij> drop table stats.sysxplain_scan_props; |
| 0 rows inserted/updated/deleted |
| ij> drop table stats.sysxplain_sort_props; |
| 0 rows inserted/updated/deleted |
| ij> call syscs_util.syscs_set_runtimestatistics(1); |
| 0 rows inserted/updated/deleted |
| ij> call syscs_util.syscs_set_xplain_schema('STATS'); |
| 0 rows inserted/updated/deleted |
| ij> call syscs_util.syscs_set_xplain_mode(1); |
| 0 rows inserted/updated/deleted |
| ij> select sql_text from syscs_diag.transaction_table where status != 'IDLE'; |
| SQL_TEXT |
| -------------------------------------------------------------------------------------------------------------------------------- |
| ij> call syscs_util.syscs_set_xplain_mode(0); |
| 0 rows inserted/updated/deleted |
| ij> call syscs_util.syscs_set_runtimestatistics(0); |
| 0 rows inserted/updated/deleted |
| ij> call syscs_util.syscs_set_xplain_schema(''); |
| 0 rows inserted/updated/deleted |
| ij> select stmt_text from stats.sysxplain_statements; |
| STMT_TEXT |
| -------------------------------------------------------------------------------------------------------------------------------- |
| select sql_text from syscs_diag.transaction_table where status != 'IDLE' |
| ij> select st.stmt_text, rs.op_identifier, rs.op_details, rs.returned_rows |
| from stats.sysxplain_statements st |
| join stats.sysxplain_resultsets rs |
| on st.stmt_id = rs.stmt_id |
| order by st.stmt_text,rs.op_identifier; |
| STMT_TEXT |OP_IDENTIFIER |OP_DETAILS |RETURNED_R& |
| -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| select sql_text from syscs_diag.transaction_table where status != 'IDLE' |PROJECT-FILTER |2; |0 |
| select sql_text from syscs_diag.transaction_table where status != 'IDLE' |PROJECTION |3; |0 |
| select sql_text from syscs_diag.transaction_table where status != 'IDLE' |VTI |org.apache.derby.diag.TransactionTable, (1) |0 |
| ij> select count(*) from stats.sysxplain_scan_props; |
| 1 |
| ----------- |
| 0 |
| ij> select count(*) from stats.sysxplain_sort_props; |
| 1 |
| ----------- |
| 0 |
| ij> |
