Re: Temporary table in a procedure

Thanks for reporting. Issue has been fixed and committed. It no longer
keeps the rows from the last invocation.

The rest of your observations show expected behavior as the table cannot
be accessed outside the procedure.

Fred

On Sat, Apr 4, 2015, at 03:22, Paul Slater wrote:
> Hello Fred,

>

> Well that was an adventure! My very first Ant build J

>

> I found that the procedure will compile and run but the table is not
> dropped after the procedure ends. This means that the result set
> from a previous call is returned as well as the current; as written
> this procedure’s first call gets 20 rows, second call gets 40, third
> gets 60 &c.

>

> It can be fixed by adding a ‘truncate table tbal’ into the code, but I
> couldn’t get the procedure to compile if I tried ‘drop table tbal’.
> Commit or Rollback after the procedure call didn’t help. I also found
> that the temporary table could not be accessed or dropped outside the
> procedure, even though it must have been hanging around in memory.

>

> FWIW I’m using the HSQLDB server, with Squirrel SQL 3.6 client and JDK
> 1.8.0_40.

>

> HTH, Paul

>

> From: Fred Toussi [mailto:[email protected]] Sent: Saturday,
> 4 April 2015 4:28 AM To: User discussions about HyperSQL Database
> Engine. Subject: Re: [Hsqldb-user] Temporary table in a procedure

>

> You should build the latest SVN /base/trunk and test.

>

> Fred

>

> On Fri, Apr 3, 2015, at 12:14, Paul Slater wrote:

>> Hello Fred,

>>

>> Sorry to be so long replying. Thank you for this. It is good to know
>> that the engine is being developed. In the meantime Igot around it
>> the Oracle way and declared a global temporary table.

>>

>> Many thanks, Paul

>>

>> From: Fred Toussi [mailto:[email protected]] Sent: Tuesday,
>> 31 March 2015 3:17 AM To: User discussions about HyperSQL Database
>> Engine. Subject: Re: [Hsqldb-user] FW: Temporary table in a procedure

>>

>> The DECLARE CURSOR feature did not support selecting from tables that
>> are declared inside the procedure. The latest SVN code supports this
>> feature. You can build the jar and use it until the final 2.3.3
>> release (date as yet unknown)

>>

>> Fred

>>

>> On Sun, Mar 29, 2015, at 05:36, Paul Slater wrote:

>>> Hello,

>>>

>>> I want to declare a table in a procedure, populate it, manipulate
>>> the data and return a result set. Unfortunately I can’t get even the
>>> most basic attempt to compile. Please can someone help me with
>>> this….

>>>

>>> create procedure sp_Balances(IN argAccount varchar(32))

>>> modifies sql data dynamic result sets 1

>>> begin atomic

>>> declare table tbal(tnum integer,tdate date,trow integer);

>>> declare resout cursor for select * from tbal for read only; ç Fails
>>> saying tbal doesn’t exist ??

>>> /* Get raw data */

>>> insert into tbal(select TxnNum,TxnDate,RowNum() from XL order by
>>> TxnDate,TxnNum);

>>> /* Manipulate data and send it back */

>>> open resout;

>>> end

>>>

>>> Many Thanks, Paul

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