ndb/src/kernel/blocks/dblqh/Dblqh.hpp:
  Fix scan out of keyinfo buffers
ndb/src/kernel/blocks/dblqh/DblqhMain.cpp:
  Fix scan out of keyinfo buffers
ndb/src/ndbapi/NdbOperationExec.cpp:
  Handle TCKEYREF connect wrt dirty/simple read
ndb/src/ndbapi/NdbScanOperation.cpp:
  Set error code
ndb/test/src/UtilTransactions.cpp:
  Handle temporary errors