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feat(MCOL-6082): Multiple readers of dbroots using OamCache logic

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This patch introduces centralized logic of selecting what dbroot is
accessible in PrimProc on what node. The logic is in OamCache for time
being and can be moved later.
This commit is contained in:
Serguey Zefirov
2025-07-10 11:31:32 +00:00
parent 2753743762
commit 5aa2a824c2
33 changed files with 232 additions and 194 deletions
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6
dbcon/dmlpackageproc/dmlpackageprocessor.h
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@ -165,8 +165,6 @@ class DMLPackageProcessor
std::cout << "Cannot make connection to WES" << std::endl;
}
oam::OamCache* oamCache = oam::OamCache::makeOamCache();
fDbRootPMMap = oamCache->getDBRootToPMMap();
fDbrm = aDbrm;
fSessionID = sid;
fExeMgr = new execplan::ClientRotator(fSessionID, "ExeMgr");
@ -489,6 +487,8 @@ class DMLPackageProcessor
uint32_t tableOid);
int endTransaction(uint64_t uniqueId, BRM::TxnID txnID, bool success);
oam::OamCache* oamcache() { return oam::OamCache::makeOamCache(); }
/** @brief the Session Manager interface
*/
execplan::SessionManager fSessionManager;
@ -500,8 +500,6 @@ class DMLPackageProcessor
uint32_t fPMCount;
WriteEngine::WEClients* fWEClient;
BRM::DBRM* fDbrm;
boost::shared_ptr<std::map<int, int> > fDbRootPMMap;
oam::Oam fOam;
bool fRollbackPending; // When set, any derived object should stop what it's doing and cleanup in
// preparation for a Rollback
execplan::ClientRotator* fExeMgr;