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|
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.
--
--
-- Test partial row access for update and delete
--
maximumdisplaywidth 2000;
ij> drop function getScanCols;
ERROR 42Y55: 'DROP FUNCTION' cannot be performed on 'GETSCANCOLS' because it does not exist.
ij> drop table basic;
ERROR 42Y55: 'DROP TABLE' cannot be performed on 'BASIC' because it does not exist.
ij> drop table p;
ERROR 42Y55: 'DROP TABLE' cannot be performed on 'P' because it does not exist.
ij> CREATE FUNCTION getScanCols(value VARCHAR(32672))
RETURNS VARCHAR (32672) EXTERNAL NAME 'org.apache.derbyTesting.functionTests.util.StatParser.getScanCols'
LANGUAGE JAVA PARAMETER STYLE JAVA NO SQL;
0 rows inserted/updated/deleted
ij> create table p (ccharForBitData char(1) for bit data not null, cdec dec(6,2) not null, unindexed smallint, cchar char(10) not null,
constraint pk1 primary key (cchar, ccharForBitData), constraint pk2 unique (cdec));
0 rows inserted/updated/deleted
ij> insert into p values (x'00', 0.0, 11, '00');
1 row inserted/updated/deleted
ij> insert into p values (x'11', 1.1, 22, '11');
1 row inserted/updated/deleted
ij> insert into p values (x'22', 2.2, 33, '22');
1 row inserted/updated/deleted
ij> insert into p values (x'33', 3.3, 44, '33');
1 row inserted/updated/deleted
ij> create table basic (cint int, cchar char(10),
ctime time, cdec dec(6,2),
ccharForBitData char(1) for bit data, unindexed int);
0 rows inserted/updated/deleted
ij> create index b1 on basic (cchar, ccharForBitData, cint);
0 rows inserted/updated/deleted
ij> create index b2 on basic (ctime);
0 rows inserted/updated/deleted
ij> create index b3 on basic (ctime, cint);
0 rows inserted/updated/deleted
ij> create index b4 on basic (cint);
0 rows inserted/updated/deleted
ij> maximumdisplaywidth 200;
ij> call SYSCS_UTIL.SYSCS_SET_RUNTIMESTATISTICS(1);
0 rows inserted/updated/deleted
ij> -- the extra 33s are so we can ensure we'll use an index when looking for the others
insert into basic values (11, '11', TIME('11:11:11'), 1.1, x'11', 11);
1 row inserted/updated/deleted
ij> insert into basic values (22, '22', TIME('22:22:22'), 2.2, x'22', 22);
1 row inserted/updated/deleted
ij> insert into basic values (33, '33', TIME('03:33:33'), 3.3, x'33', 33);
1 row inserted/updated/deleted
ij> insert into basic values (33, '33', TIME('03:33:33'), 3.3, x'33', 33);
1 row inserted/updated/deleted
ij> insert into basic values (33, '33', TIME('03:33:33'), 3.3, x'33', 33);
1 row inserted/updated/deleted
ij> insert into basic values (33, '33', TIME('03:33:33'), 3.3, x'33', 33);
1 row inserted/updated/deleted
ij> insert into basic values (33, '33', TIME('03:33:33'), 3.3, x'33', 33);
1 row inserted/updated/deleted
ij> insert into basic values (33, '33', TIME('03:33:33'), 3.3, x'33', 33);
1 row inserted/updated/deleted
ij> insert into basic values (33, '33', TIME('03:33:33'), 3.3, x'33', 33);
1 row inserted/updated/deleted
ij> insert into basic values (33, '33', TIME('03:33:33'), 3.3, x'33', 33);
1 row inserted/updated/deleted
ij> insert into basic values (33, '33', TIME('03:33:33'), 3.3, x'33', 33);
1 row inserted/updated/deleted
ij> insert into basic values (33, '33', TIME('03:33:33'), 3.3, x'33', 33);
1 row inserted/updated/deleted
ij> -- simple update of each column
update basic set cint = cint;
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 1, 2, 4}
ij> update basic set cchar = cchar;
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B1 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched={0, 1, 2, 3}
ij> update basic set ctime = ctime;
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B3 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched={0, 1, 2}
ij> update basic set cdec = cdec;
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={3}
ij> update basic set ccharForBitData = ccharForBitData;
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B1 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched={0, 1, 2, 3}
ij> update basic set unindexed = unindexed;
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={5}
ij> -- confirm the table is ok
select ccharForBitData, ctime, cdec, cint, cchar from basic;
CCH&|CTIME |CDEC |CINT |CCHAR
---------------------------------------------
11 |11:11:11|1.10 |11 |11
22 |22:22:22|2.20 |22 |22
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
ij> values (SYSCS_UTIL.SYSCS_CHECK_TABLE('APP', 'BASIC'));
1
-----------
1
ij> update basic set cint = cint where cint = 11;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B4 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched=All
ij> update basic set cchar = cchar where cint = 11;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B4 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched=All
ij> update basic set ctime = ctime where cint = 11;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B4 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched=All
ij> update basic set ctime = ctime where cint = 11;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B4 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched=All
ij> update basic set cdec = cdec where cint = 11;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B4 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched=All
ij> update basic set ccharForBitData = ccharForBitData where cint = 11;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B4 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched=All
ij> -- confirm the table is ok
select ccharForBitData, ctime, cdec, cint, cchar from basic;
CCH&|CTIME |CDEC |CINT |CCHAR
---------------------------------------------
11 |11:11:11|1.10 |11 |11
22 |22:22:22|2.20 |22 |22
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
ij> values (SYSCS_UTIL.SYSCS_CHECK_TABLE('APP', 'BASIC'));
1
-----------
1
ij> update basic set cint = cint where ccharForBitData = x'11';
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 1, 2, 4}
ij> update basic set cchar = cchar where ccharForBitData = x'11';
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B1 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched={0, 1, 2, 3}
ij> update basic set ctime = ctime where ccharForBitData = x'11';
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 2, 4}
ij> update basic set cdec = cdec where ccharForBitData = x'11';
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={3, 4}
ij> update basic set ccharForBitData = ccharForBitData where ccharForBitData = x'11';
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B1 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched={0, 1, 2, 3}
ij> -- confirm the table is ok
select ccharForBitData, ctime, cdec, cint, cchar from basic;
CCH&|CTIME |CDEC |CINT |CCHAR
---------------------------------------------
11 |11:11:11|1.10 |11 |11
22 |22:22:22|2.20 |22 |22
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
ij> values (SYSCS_UTIL.SYSCS_CHECK_TABLE('APP', 'BASIC'));
1
-----------
1
ij> autocommit off;
ij> update basic set cdec = cint;
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 3}
ij> -- confirm the table is ok
select ccharForBitData, ctime, cdec, cint, cchar from basic;
CCH&|CTIME |CDEC |CINT |CCHAR
---------------------------------------------
11 |11:11:11|11.00 |11 |11
22 |22:22:22|22.00 |22 |22
33 |03:33:33|33.00 |33 |33
33 |03:33:33|33.00 |33 |33
33 |03:33:33|33.00 |33 |33
33 |03:33:33|33.00 |33 |33
33 |03:33:33|33.00 |33 |33
33 |03:33:33|33.00 |33 |33
33 |03:33:33|33.00 |33 |33
33 |03:33:33|33.00 |33 |33
33 |03:33:33|33.00 |33 |33
33 |03:33:33|33.00 |33 |33
ij> values (SYSCS_UTIL.SYSCS_CHECK_TABLE('APP', 'BASIC'));
1
-----------
1
ij> rollback;
ij> update basic set cchar = cchar where cdec = 3.3 and ctime = TIME('03:33:33');
10 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 1, 2, 3, 4}
ij> update basic set ctime = ctime, cchar = cchar, cint = cint, cdec = cdec, ccharForBitData = ccharForBitData;
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 1, 2, 3, 4}
ij> -- confirm the table is ok
select ccharForBitData, ctime, cdec, cint, cchar from basic;
CCH&|CTIME |CDEC |CINT |CCHAR
---------------------------------------------
11 |11:11:11|1.10 |11 |11
22 |22:22:22|2.20 |22 |22
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
33 |03:33:33|3.30 |33 |33
ij> values (SYSCS_UTIL.SYSCS_CHECK_TABLE('APP', 'BASIC'));
1
-----------
1
ij> --------------------------------------------------------------------------
-- deletes
--------------------------------------------------------------------------
--
-- index scans
--
delete from basic where cchar = '22';
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B1 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched=All
ij> rollback;
ij> delete from basic where cint = 22;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B4 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched=All
ij> rollback;
ij> delete from basic where ctime = TIME('22:22:22');
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B2 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched=All
ij> rollback;
ij> delete from basic where ccharForBitData = x'22';
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 1, 2, 4}
ij> rollback;
ij> delete from basic where cdec = 2.2;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 1, 2, 3, 4}
ij> rollback;
ij> --
-- index row to base row
--
delete from basic where cchar = '22' and unindexed = 22;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B1 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched=All
ij> rollback;
ij> delete from basic where cint = 22 and unindexed = 22;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B4 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched=All
ij> rollback;
ij> delete from basic where ctime = TIME('22:22:22') and unindexed = 22;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B2 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched=All
ij> rollback;
ij> delete from basic where ccharForBitData = x'22' and unindexed = 22;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 1, 2, 4, 5}
ij> rollback;
ij> delete from basic where cdec = 2.2 and unindexed = 22;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched=All
ij> rollback;
ij> --
-- table scans
--
delete from basic where cchar > '00';
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 1, 2, 4}
ij> rollback;
ij> delete from basic where cint > 1;
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 1, 2, 4}
ij> rollback;
ij> delete from basic where ctime > TIME('00:00:01');
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 1, 2, 4}
ij> rollback;
ij> delete from basic where ccharForBitData > x'11';
11 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 1, 2, 4}
ij> rollback;
ij> delete from basic where cdec > 2;
11 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 1, 2, 3, 4}
ij> rollback;
ij> delete from basic where unindexed = 22;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 1, 2, 4, 5}
ij> rollback;
ij> --
-- some checks on deferred deletes
--
delete from basic where unindexed = (select min(cint) from basic);
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B1 at read committed isolation level using instantaneous share row locking chosen by the optimizer
Bit set of columns fetched={2}
Bit set of columns fetched&
ij> rollback;
ij> delete from basic where cint = (select min(cint) from basic);
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B1 at read committed isolation level using instantaneous share row locking chosen by the optimizer
Bit set of columns fetched={2}
Bit set of columns fetched&
ij> rollback;
ij> delete from basic where cdec = (select min(cdec) from basic);
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={3}
Bit set of columns fetched={0, 1, 2, 3, 4}
ij> rollback;
ij> delete from basic where cdec = 1.1 and cchar = (select min(cchar) from basic);
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B1 at read committed isolation level using share row locking chosen by the optimizer
Bit set of columns fetched={0}
Bit set of columns fetched=All
ij> rollback;
ij> --
-- quickly confirm that we get all columns for updateable cursors
--
get cursor c as 'select cint from basic for update';
ij> next c;
CINT
-----------
11
ij> -----------------------------------------------------------------
-- now lets try some constraints
-----------------------------------------------------------------
--
-- check constraints
--
alter table basic add constraint ck check (unindexed > cdec);
ERROR X0X95: Operation 'ALTER TABLE' cannot be performed on object 'BASIC' because there is an open ResultSet dependent on that object.
ij> commit;
ij> update basic set unindexed = unindexed where cint = 11;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B4 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched=All
ij> rollback;
ij> update basic set unindexed = unindexed;
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={5}
ij> rollback;
ij> update basic set cdec = cdec where cint = 11;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B4 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched=All
ij> rollback;
ij> delete from basic where cint = 11;
1 row inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B4 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched=All
ij> rollback;
ij> -- one that isn't affected by contstraint
update basic set ctime = ctime;
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B3 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched={0, 1, 2}
ij> rollback;
ij> -- confirm it is working ok
update basic set unindexed = 0;
12 rows inserted/updated/deleted
ij> rollback;
ij> --
-- foreign keys
--
alter table basic add constraint fk1 foreign key (cchar, ccharForBitData) references p;
0 rows inserted/updated/deleted
ij> commit;
ij> update basic set cchar = cchar, ccharForBitData = ccharForBitData;
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B1 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched={0, 1, 2, 3}
ij> update basic set cchar = cchar;
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B1 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched={0, 1, 2, 3}
ij> update basic set ccharForBitData = ccharForBitData;
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for BASIC using index B1 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched={0, 1, 2, 3}
ij> rollback;
ij> --pk update
-- only this update should fail, does not satisfy fk1
update p set ccharForBitData = x'22', cchar = CAST(unindexed as CHAR(10));
ERROR 23503: UPDATE on table 'P' caused a violation of foreign key constraint 'FK1' for key (11 ,11). The statement has been rolled back.
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 2, 3}
ij> rollback;
ij> update p set cdec = cdec + 1.1;
4 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for P using constraint PK2 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched={0, 1}
ij> rollback;
ij> update p set unindexed = 666, cchar = 'fail';
ERROR 23503: UPDATE on table 'P' caused a violation of foreign key constraint 'FK1' for key (11 ,11). The statement has been rolled back.
ij> rollback;
ij> -- only this update should fail, does not satisfy fk1
update p set ccharForBitData = x'66' where ccharForBitData = x'22';
ERROR 23503: UPDATE on table 'P' caused a violation of foreign key constraint 'FK1' for key (22 ,22). The statement has been rolled back.
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for P using constraint PK1 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched={0, 1, 2}
ij> rollback;
ij> alter table basic add constraint fk2 foreign key (cdec) references p(cdec);
0 rows inserted/updated/deleted
ij> commit;
ij> update p set cdec = cdec + 1.1;
4 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Index Scan ResultSet for P using constraint PK2 at read committed isolation level using exclusive row locking chosen by the optimizer
Bit set of columns fetched={0, 1}
ij> rollback;
ij> update basic set cdec = cdec, cint = cint, ccharForBitData = ccharForBitData, cchar = cchar;
12 rows inserted/updated/deleted
ij> values getScanCols(SYSCS_UTIL.SYSCS_GET_RUNTIMESTATISTICS());
1
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TableScan
Bit set of columns fetched={0, 1, 2, 3, 4}
ij> rollback;
ij> update basic set cdec = cdec+1.1, cint = cint, ccharForBitData = ccharForBitData, cchar = cchar;
ERROR 23503: UPDATE on table 'BASIC' caused a violation of foreign key constraint 'FK2' for key (4.40). The statement has been rolled back.
ij> rollback;
ij> delete from p where cdec = 1.1;
ERROR 23503: DELETE on table 'P' caused a violation of foreign key constraint 'FK1' for key (11 ,11). The statement has been rolled back.
ij> rollback;
ij> -- clean up
drop function getScanCols;
0 rows inserted/updated/deleted
ij> drop table basic;
0 rows inserted/updated/deleted
ij> drop table p;
0 rows inserted/updated/deleted
ij>
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