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From Mamta Satoor <msat...@gmail.com>
Subject Re: some testing of MERGE feature
Date Thu, 10 Jul 2014 17:08:33 GMT
I just noticed that you already created a jira DERBY-6656 for that. Thanks.


On Thu, Jul 10, 2014 at 10:07 AM, Mamta Satoor <msatoor@gmail.com> wrote:

> Hi Rick,
>
> Do we need to change the documentation now that views are disabled for
> source? Also, should we add another jira to support use of view for source
> if such use of views is allowed by SQL standards?
>
> thanks,
> Mamta
>
>
> On Thu, Jul 10, 2014 at 5:40 AM, Rick Hillegas <rick.hillegas@oracle.com>
> wrote:
>
>> Hi Mamta,
>>
>> I have disabled the use of views as the source data sets of MERGE
>> statements. Hope that this allows you to continue buddy-testing MERGE.
>>
>> Thanks,
>> -Rick
>>
>>
>> On 7/9/14 5:39 AM, Rick Hillegas wrote:
>>
>>> On 7/9/14 5:26 AM, Rick Hillegas wrote:
>>>
>>>> Hi Mamta,
>>>>
>>>> An assertion isn't expected, so this is a bug I need to look at.
>>>>
>>> I've logged DERBY-6652 to track this.
>>>
>>> Thanks,
>>> -Rick
>>>
>>>>
>>>> Thanks,
>>>> -Rick
>>>>
>>>> On 7/7/14 4:25 PM, Mamta Satoor wrote:
>>>>
>>>>> Hi Rick,
>>>>> I did some basic testing of MERGE feature and observed a behavior that
>>>>> I wanted to run by you to see if it the expected behavior.
>>>>> I have 2 really simple tables with views defined on them.
>>>>> CREATE TABLE employee (
>>>>> employee_id int,
>>>>> first_name  VARCHAR(20),
>>>>> last_name   VARCHAR(20),
>>>>> dept_no     int,
>>>>> salary      int);
>>>>> create view v1employee as select * from employee;
>>>>> INSERT INTO employee VALUES (1, 'Dan', 'Morgan', 10, 100000);
>>>>> INSERT INTO employee VALUES (2, 'Jack', 'Cline', 20, 100000);
>>>>> INSERT INTO employee VALUES (3, 'Elizabeth', 'Scott', 20, 50000);
>>>>> INSERT INTO employee VALUES (4, 'Jackie', 'Stough', 20, 40000);
>>>>> INSERT INTO employee VALUES (5, 'Richard', 'Foote', 20, 30000);
>>>>> INSERT INTO employee VALUES (6, 'Joe', 'Johnson', 20, 70000);
>>>>> INSERT INTO employee VALUES (7, 'Clark', 'Urling', 20, 90000);
>>>>> CREATE TABLE bonuses (
>>>>> employee_id int, bonus int DEFAULT 100);
>>>>> create view v2bonuses as select * from bonuses;
>>>>> INSERT INTO bonuses (employee_id) VALUES (1);
>>>>> INSERT INTO bonuses (employee_id) VALUES (2);
>>>>> INSERT INTO bonuses (employee_id) VALUES (4);
>>>>> INSERT INTO bonuses (employee_id) VALUES (6);
>>>>> INSERT INTO bonuses (employee_id) VALUES (7);
>>>>> I tried using the view as the source in the MERGE statement and got
>>>>> following error. May be I misunderstood it, but I thought views are allowed
>>>>> for source. I tried this on trunk using classes last week. thanks.
>>>>> MERGE INTO bonuses B
>>>>> USING v1employee E
>>>>> ON B.employee_id = E.employee_id
>>>>> WHEN MATCHED AND E.dept_no=20 THEN
>>>>>   UPDATE SET B.bonus = E.salary * 0.1
>>>>> WHEN NOT MATCHED AND dept_no=20 THEN
>>>>>   INSERT (employee_id, bonus)
>>>>>   VALUES (E.employee_id, E.salary * 0.05);
>>>>>
>>>>> ERROR XJ001: Java exception: 'ASSERT FAILED Column EMPLOYEE.SALARY has
>>>>> illegal MERGE table id: 0: org.apache.derby.shared.
>>>>> common.sanity.AssertFailure'.
>>>>>
>>>>> java.sql.SQLException: Java exception: 'ASSERT FAILED Column
>>>>> EMPLOYEE.SALARY has illegal MERGE table id: 0: org.apache.derby.shared.
>>>>> common.sanity.AssertFailure'.
>>>>>
>>>>> at org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(
>>>>> SQLExceptionFactory.java:107)
>>>>>
>>>>> at org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(
>>>>> SQLExceptionFactory.java:133)
>>>>>
>>>>> at org.apache.derby.impl.jdbc.Util.seeNextException(Util.java:255)
>>>>>
>>>>> at org.apache.derby.impl.jdbc.Util.javaException(Util.java:277)
>>>>>
>>>>> at org.apache.derby.impl.jdbc.TransactionResourceImpl.
>>>>> wrapInSQLException(TransactionResourceImpl.java:437)
>>>>>
>>>>> at org.apache.derby.impl.jdbc.TransactionResourceImpl.handleException(
>>>>> TransactionResourceImpl.java:353)
>>>>>
>>>>> at org.apache.derby.impl.jdbc.EmbedConnection.handleException(
>>>>> EmbedConnection.java:2396)
>>>>>
>>>>> at org.apache.derby.impl.jdbc.ConnectionChild.handleException(
>>>>> ConnectionChild.java:82)
>>>>>
>>>>> at org.apache.derby.impl.jdbc.EmbedStatement.execute(
>>>>> EmbedStatement.java:691)
>>>>>
>>>>> at org.apache.derby.impl.jdbc.EmbedStatement.execute(
>>>>> EmbedStatement.java:631)
>>>>>
>>>>> at org.apache.derby.impl.tools.ij.ij.executeImmediate(ij.java:367)
>>>>>
>>>>> at org.apache.derby.impl.tools.ij.utilMain.doCatch(utilMain.java:527)
>>>>>
>>>>> at org.apache.derby.impl.tools.ij.utilMain.runScriptGuts(utilMain.java:369)
>>>>>
>>>>>
>>>>> at org.apache.derby.impl.tools.ij.utilMain.go(utilMain.java:245)
>>>>>
>>>>> at org.apache.derby.impl.tools.ij.Main.go(Main.java:229)
>>>>>
>>>>> at org.apache.derby.impl.tools.ij.Main.mainCore(Main.java:184)
>>>>>
>>>>> at org.apache.derby.impl.tools.ij.Main.main(Main.java:75)
>>>>>
>>>>> at org.apache.derby.tools.ij.main(ij.java:59)
>>>>>
>>>>> Caused by: ERROR XJ001: Java exception: 'ASSERT FAILED Column
>>>>> EMPLOYEE.SALARY has illegal MERGE table id: 0: org.apache.derby.shared.
>>>>> common.sanity.AssertFailure'.
>>>>>
>>>>> at org.apache.derby.iapi.error.StandardException.newException(
>>>>> StandardException.java:290)
>>>>>
>>>>> at org.apache.derby.impl.jdbc.SQLExceptionFactory.
>>>>> wrapArgsForTransportAcrossDRDA(SQLExceptionFactory.java:162)
>>>>>
>>>>> at org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(
>>>>> SQLExceptionFactory.java:73)
>>>>>
>>>>> ... 17 more
>>>>>
>>>>> Caused by: org.apache.derby.shared.common.sanity.AssertFailure:
>>>>> ASSERT FAILED Column EMPLOYEE.SALARY has illegal MERGE table id: 0
>>>>>
>>>>> at org.apache.derby.shared.common.sanity.SanityManager.
>>>>> ASSERT(SanityManager.java:120)
>>>>>
>>>>> at org.apache.derby.impl.sql.compile.MatchingClauseNode.
>>>>> getMergeTableID(MatchingClauseNode.java:1495)
>>>>>
>>>>> at org.apache.derby.impl.sql.compile.MatchingClauseNode.
>>>>> getSelectListOffset(MatchingClauseNode.java:1444)
>>>>>
>>>>> at org.apache.derby.impl.sql.compile.MatchingClauseNode.
>>>>> useGeneratedScan(MatchingClauseNode.java:1423)
>>>>>
>>>>> at org.apache.derby.impl.sql.compile.MatchingClauseNode.
>>>>> adjustThenColumns(MatchingClauseNode.java:1380)
>>>>>
>>>>> at org.apache.derby.impl.sql.compile.MatchingClauseNode.
>>>>> generateInsertUpdateRow(MatchingClauseNode.java:1330)
>>>>>
>>>>> at org.apache.derby.impl.sql.compile.MatchingClauseNode.
>>>>> generate(MatchingClauseNode.java:1237)
>>>>>
>>>>> at org.apache.derby.impl.sql.compile.MergeNode.generate(
>>>>> MergeNode.java:1013)
>>>>>
>>>>> at org.apache.derby.impl.sql.compile.StatementNode.
>>>>> generate(StatementNode.java:317)
>>>>>
>>>>> at org.apache.derby.impl.sql.GenericStatement.prepMinion(
>>>>> GenericStatement.java:549)
>>>>>
>>>>> at org.apache.derby.impl.sql.GenericStatement.prepare(
>>>>> GenericStatement.java:99)
>>>>>
>>>>> at org.apache.derby.impl.sql.conn.GenericLanguageConnectionConte
>>>>> xt.prepareInternalStatement(GenericLanguageConnectionConte
>>>>> xt.java:1113)
>>>>>
>>>>> at org.apache.derby.impl.jdbc.EmbedStatement.execute(
>>>>> EmbedStatement.java:682)
>>>>>
>>>>> ... 9 more
>>>>>
>>>>>
>>>>
>>>>
>>>
>>>
>>
>

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