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 multi user lock interaction of ddl. -------------------------------------------------------------------------------- autocommit off; ij> connect 'wombat' as create1; ij(CREATE1)> connect 'wombat' as create2; ij(CREATE2)> -------------------------------------------------------------------------------- -- Test 0: create1:serializable, create2:serializable -------------------------------------------------------------------------------- -- set up set connection create1; ij(CREATE1)> autocommit off; ij(CREATE1)> drop table create1; ERROR 42Y55: 'DROP TABLE' cannot be performed on 'CREATE1' because it does not exist. ij(CREATE1)> drop table data; ERROR 42Y55: 'DROP TABLE' cannot be performed on 'DATA' because it does not exist. ij(CREATE1)> create table data (keycol int, data char(250)); 0 rows inserted/updated/deleted ij(CREATE1)> create unique index d1 on data (keycol); 0 rows inserted/updated/deleted ij(CREATE1)> insert into data values (0, '0'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (10, '100'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (20, '200'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (30, '300'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (40, '400'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (50, '100'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (60, '200'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (70, '300'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (80, '400'); 1 row inserted/updated/deleted ij(CREATE1)> set isolation RR; 0 rows inserted/updated/deleted ij(CREATE1)> commit; ij(CREATE1)> set connection create2; ij(CREATE2)> autocommit off; ij(CREATE2)> drop table create2; ERROR 42Y55: 'DROP TABLE' cannot be performed on 'CREATE2' because it does not exist. ij(CREATE2)> set current isolation = serializable; 0 rows inserted/updated/deleted ij(CREATE2)> commit; ij(CREATE2)> run resource 'cisco.subsql'; ij(CREATE2)> -- -- 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 0.1: ddl interaction -------------------------------------------------------------------------------- -- create 1st table. Drop the table, which will get regular X locks on the -- rows in the system catalogs (which are different than insert locks). set connection create1; ij(CREATE1)> create table create1 (a int); 0 rows inserted/updated/deleted ij(CREATE1)> drop table create1; 0 rows inserted/updated/deleted ij(CREATE1)> -- create 2nd table -- The following should not block now that ddl work is done under -- repeatable read no matter what the user isolation level. set connection create2; ij(CREATE2)> create table create2 (a int); 0 rows inserted/updated/deleted ij(CREATE2)> set connection create1; ij(CREATE1)> commit; ij(CREATE1)> set connection create2; ij(CREATE2)> commit; ij(CREATE2)> -------------------------------------------------------------------------------- -- Test 0.2: normal user data, previous key must block on serializable read, -- if create1 session isolation is serializable, otherwise it will -- not block. -------------------------------------------------------------------------------- -- get lock on range of keys 0->10, iso level determines if phantoms allowed. set connection create1; ij(CREATE1)> select * from data where keycol <= 10; KEYCOL |DATA -------------------------------------------------------------------------------------------------------------------------------------------- 0 |0 & 10 |100 & ij(CREATE1)> -- the following must block if create1 isolation level disallows phantoms set connection create2; ij(CREATE2)> insert into data values (5, '50'); ERROR 40XL1: A lock could not be obtained within the time requested ij(CREATE2)> commit; ij(CREATE2)> -- now do the select again from session one to see if a phantom showed up. set connection create1; ij(CREATE1)> select * from data where keycol <= 10; KEYCOL |DATA -------------------------------------------------------------------------------------------------------------------------------------------- 0 |0 & 10 |100 & ij(CREATE1)> set connection create1; ij(CREATE1)> commit; ij(CREATE1)> delete from data where keycol = 5; 0 rows inserted/updated/deleted ij(CREATE1)> commit; ij(CREATE1)> set connection create2; ij(CREATE2)> commit; ij(CREATE2)> -------------------------------------------------------------------------------- -- Test 0.3: normal user data, previous key must block on serializable delete, -- if create1 session isolation is serializable, otherwise it will -- not block. -------------------------------------------------------------------------------- -- get lock on range of keys 0->10, iso level determines if phantoms allowed. set connection create1; ij(CREATE1)> delete from data where keycol <= 10; 2 rows inserted/updated/deleted ij(CREATE1)> -- the following must block if create1 isolation level disallows phantoms set connection create2; ij(CREATE2)> insert into data values (6, '60'); ERROR 40XL1: A lock could not be obtained within the time requested ij(CREATE2)> commit; ij(CREATE2)> -- now do the select again from session one to see if a phantom showed up. set connection create1; ij(CREATE1)> select * from data where keycol <= 10; KEYCOL |DATA -------------------------------------------------------------------------------------------------------------------------------------------- ij(CREATE1)> set connection create1; ij(CREATE1)> commit; ij(CREATE1)> delete from data where keycol = 6; 0 rows inserted/updated/deleted ij(CREATE1)> commit; ij(CREATE1)> set connection create2; ij(CREATE2)> commit; ij(CREATE2)> -------------------------------------------------------------------------------- -- Test 1: create1:serializable, create2:repeatable read -------------------------------------------------------------------------------- -- set up set connection create1; ij(CREATE1)> autocommit off; ij(CREATE1)> drop table create1; ERROR 42Y55: 'DROP TABLE' cannot be performed on 'CREATE1' because it does not exist. ij(CREATE1)> drop table data; 0 rows inserted/updated/deleted ij(CREATE1)> create table data (keycol int, data char(250)); 0 rows inserted/updated/deleted ij(CREATE1)> create unique index d1 on data (keycol); 0 rows inserted/updated/deleted ij(CREATE1)> insert into data values (0, '0'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (10, '100'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (20, '200'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (30, '300'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (40, '400'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (50, '100'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (60, '200'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (70, '300'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (80, '400'); 1 row inserted/updated/deleted ij(CREATE1)> set isolation to repeatable READ; 0 rows inserted/updated/deleted ij(CREATE1)> commit; ij(CREATE1)> set connection create2; ij(CREATE2)> autocommit off; ij(CREATE2)> drop table create2; 0 rows inserted/updated/deleted ij(CREATE2)> set isolation RS; 0 rows inserted/updated/deleted ij(CREATE2)> commit; ij(CREATE2)> run resource 'cisco.subsql'; ij(CREATE2)> -- -- 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 0.1: ddl interaction -------------------------------------------------------------------------------- -- create 1st table. Drop the table, which will get regular X locks on the -- rows in the system catalogs (which are different than insert locks). set connection create1; ij(CREATE1)> create table create1 (a int); 0 rows inserted/updated/deleted ij(CREATE1)> drop table create1; 0 rows inserted/updated/deleted ij(CREATE1)> -- create 2nd table -- The following should not block now that ddl work is done under -- repeatable read no matter what the user isolation level. set connection create2; ij(CREATE2)> create table create2 (a int); 0 rows inserted/updated/deleted ij(CREATE2)> set connection create1; ij(CREATE1)> commit; ij(CREATE1)> set connection create2; ij(CREATE2)> commit; ij(CREATE2)> -------------------------------------------------------------------------------- -- Test 0.2: normal user data, previous key must block on serializable read, -- if create1 session isolation is serializable, otherwise it will -- not block. -------------------------------------------------------------------------------- -- get lock on range of keys 0->10, iso level determines if phantoms allowed. set connection create1; ij(CREATE1)> select * from data where keycol <= 10; KEYCOL |DATA -------------------------------------------------------------------------------------------------------------------------------------------- 0 |0 & 10 |100 & ij(CREATE1)> -- the following must block if create1 isolation level disallows phantoms set connection create2; ij(CREATE2)> insert into data values (5, '50'); ERROR 40XL1: A lock could not be obtained within the time requested ij(CREATE2)> commit; ij(CREATE2)> -- now do the select again from session one to see if a phantom showed up. set connection create1; ij(CREATE1)> select * from data where keycol <= 10; KEYCOL |DATA -------------------------------------------------------------------------------------------------------------------------------------------- 0 |0 & 10 |100 & ij(CREATE1)> set connection create1; ij(CREATE1)> commit; ij(CREATE1)> delete from data where keycol = 5; 0 rows inserted/updated/deleted ij(CREATE1)> commit; ij(CREATE1)> set connection create2; ij(CREATE2)> commit; ij(CREATE2)> -------------------------------------------------------------------------------- -- Test 0.3: normal user data, previous key must block on serializable delete, -- if create1 session isolation is serializable, otherwise it will -- not block. -------------------------------------------------------------------------------- -- get lock on range of keys 0->10, iso level determines if phantoms allowed. set connection create1; ij(CREATE1)> delete from data where keycol <= 10; 2 rows inserted/updated/deleted ij(CREATE1)> -- the following must block if create1 isolation level disallows phantoms set connection create2; ij(CREATE2)> insert into data values (6, '60'); ERROR 40XL1: A lock could not be obtained within the time requested ij(CREATE2)> commit; ij(CREATE2)> -- now do the select again from session one to see if a phantom showed up. set connection create1; ij(CREATE1)> select * from data where keycol <= 10; KEYCOL |DATA -------------------------------------------------------------------------------------------------------------------------------------------- ij(CREATE1)> set connection create1; ij(CREATE1)> commit; ij(CREATE1)> delete from data where keycol = 6; 0 rows inserted/updated/deleted ij(CREATE1)> commit; ij(CREATE1)> set connection create2; ij(CREATE2)> commit; ij(CREATE2)> -------------------------------------------------------------------------------- -- Test 1: create1:repeatable read, create2:serializable -------------------------------------------------------------------------------- -- set up set connection create1; ij(CREATE1)> autocommit off; ij(CREATE1)> drop table create1; ERROR 42Y55: 'DROP TABLE' cannot be performed on 'CREATE1' because it does not exist. ij(CREATE1)> drop table data; 0 rows inserted/updated/deleted ij(CREATE1)> create table data (keycol int, data char(250)); 0 rows inserted/updated/deleted ij(CREATE1)> create unique index d1 on data (keycol); 0 rows inserted/updated/deleted ij(CREATE1)> insert into data values (0, '0'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (10, '100'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (20, '200'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (30, '300'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (40, '400'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (50, '100'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (60, '200'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (70, '300'); 1 row inserted/updated/deleted ij(CREATE1)> insert into data values (80, '400'); 1 row inserted/updated/deleted ij(CREATE1)> set isolation to rs; 0 rows inserted/updated/deleted ij(CREATE1)> commit; ij(CREATE1)> set connection create2; ij(CREATE2)> autocommit off; ij(CREATE2)> drop table create2; 0 rows inserted/updated/deleted ij(CREATE2)> set isolation serializable; 0 rows inserted/updated/deleted ij(CREATE2)> commit; ij(CREATE2)> run resource 'cisco.subsql'; ij(CREATE2)> -- -- 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 0.1: ddl interaction -------------------------------------------------------------------------------- -- create 1st table. Drop the table, which will get regular X locks on the -- rows in the system catalogs (which are different than insert locks). set connection create1; ij(CREATE1)> create table create1 (a int); 0 rows inserted/updated/deleted ij(CREATE1)> drop table create1; 0 rows inserted/updated/deleted ij(CREATE1)> -- create 2nd table -- The following should not block now that ddl work is done under -- repeatable read no matter what the user isolation level. set connection create2; ij(CREATE2)> create table create2 (a int); 0 rows inserted/updated/deleted ij(CREATE2)> set connection create1; ij(CREATE1)> commit; ij(CREATE1)> set connection create2; ij(CREATE2)> commit; ij(CREATE2)> -------------------------------------------------------------------------------- -- Test 0.2: normal user data, previous key must block on serializable read, -- if create1 session isolation is serializable, otherwise it will -- not block. -------------------------------------------------------------------------------- -- get lock on range of keys 0->10, iso level determines if phantoms allowed. set connection create1; ij(CREATE1)> select * from data where keycol <= 10; KEYCOL |DATA -------------------------------------------------------------------------------------------------------------------------------------------- 0 |0 & 10 |100 & ij(CREATE1)> -- the following must block if create1 isolation level disallows phantoms set connection create2; ij(CREATE2)> insert into data values (5, '50'); 1 row inserted/updated/deleted ij(CREATE2)> commit; ij(CREATE2)> -- now do the select again from session one to see if a phantom showed up. set connection create1; ij(CREATE1)> select * from data where keycol <= 10; KEYCOL |DATA -------------------------------------------------------------------------------------------------------------------------------------------- 0 |0 & 5 |50 & 10 |100 & ij(CREATE1)> set connection create1; ij(CREATE1)> commit; ij(CREATE1)> delete from data where keycol = 5; 1 row inserted/updated/deleted ij(CREATE1)> commit; ij(CREATE1)> set connection create2; ij(CREATE2)> commit; ij(CREATE2)> -------------------------------------------------------------------------------- -- Test 0.3: normal user data, previous key must block on serializable delete, -- if create1 session isolation is serializable, otherwise it will -- not block. -------------------------------------------------------------------------------- -- get lock on range of keys 0->10, iso level determines if phantoms allowed. set connection create1; ij(CREATE1)> delete from data where keycol <= 10; 2 rows inserted/updated/deleted ij(CREATE1)> -- the following must block if create1 isolation level disallows phantoms set connection create2; ij(CREATE2)> insert into data values (6, '60'); 1 row inserted/updated/deleted ij(CREATE2)> commit; ij(CREATE2)> -- now do the select again from session one to see if a phantom showed up. set connection create1; ij(CREATE1)> select * from data where keycol <= 10; KEYCOL |DATA -------------------------------------------------------------------------------------------------------------------------------------------- 6 |60 & ij(CREATE1)> set connection create1; ij(CREATE1)> commit; ij(CREATE1)> delete from data where keycol = 6; 1 row inserted/updated/deleted ij(CREATE1)> commit; ij(CREATE1)> set connection create2; ij(CREATE2)> commit; ij(CREATE2)> -------------------------------------------------------------------------------- -- cleanup -------------------------------------------------------------------------------- set connection create1; ij(CREATE1)> disconnect; ij> set connection create2; ij(CREATE2)> disconnect; ij> exit;