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MCOL-5263 Add support to ROLLBACK when PP were restarted.

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DMLProc starts ROLLBACK when SELECT part of UPDATE fails b/c EM facility in PP were restarted.
Unfortunately this ROLLBACK stuck if EM/PP are not yet available.
DMLProc must have a t/o with re-try doing ROLLBACK.
This commit is contained in:
Denis Khalikov
2022-12-07 17:24:45 +03:00
parent e243a5332b
commit d61780cab1
8 changed files with 280 additions and 221 deletions
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4
dbcon/joblist/distributedenginecomm.h
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@ -146,7 +146,7 @@ class DistributedEngineComm
* Writes a primitive message to a primitive server. Msg needs to conatin an ISMPacketHeader. The
* LBID is extracted from the ISMPacketHeader and used to determine the actual P/M to send to.
*/
EXPORT void write(uint32_t key, const messageqcpp::SBS& msg);
EXPORT int32_t write(uint32_t key, const messageqcpp::SBS& msg);
// EXPORT void throttledWrite(const messageqcpp::ByteStream& msg);
@ -188,7 +188,7 @@ class DistributedEngineComm
*/
EXPORT uint32_t size(uint32_t key);
EXPORT void Setup();
EXPORT int32_t Setup();
EXPORT void addDECEventListener(DECEventListener*);
EXPORT void removeDECEventListener(DECEventListener*);