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Key: CORE-4375
Type: Bug Bug
Status: Closed Closed
Resolution: Fixed
Priority: Major Major
Assignee: Dmitry Yemanov
Reporter: Alex Bekhtin
Votes: 0
Watchers: 2
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Firebird Core

Procedure executes infinitely if contains more than 32767 statements inside any BEGIN/END block

Created: 26/Mar/14 10:12 AM   Updated: 22/Sep/15 09:41 AM
Component/s: Engine
Affects Version/s: 3.0 Alpha 2
Fix Version/s: 3.0 Beta 1

Environment: Firebird-3.0.0.30988-0_x64

QA Status: Done successfully
Test Details:
On Alpha2 (WI-T3.0.0.30809):
Statement failed, SQLSTATE = 42000
Dynamic SQL Error
-SQL error code = -104
-Invalid command
-no column name specified for column number 1 in derived table ...
On Beta2 (WI-T3.0.0.31807) works OK.


 Description  « Hide
-- STEP 1
execute block
returns (SQL blob sub_type text)
as
begin
  select 'create or alter procedure test_proc returns(id integer) as begin '||
         list('SUSPEND;', '
')||'
end' from rdb$types, rdb$types
         rows 35000
  into :SQL;
  --execute statement :SQL;
  suspend;
end
-------
--STEP 2
manually run code from blob
-------
-- STEP 3
-- indefinitely wait for
select count(*) from test_proc


But it works for smaller code



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