Github user karanmehta93 commented on a diff in the pull request: https://github.com/apache/phoenix/pull/277#discussion_r146972829 --- Diff: phoenix-core/src/main/java/org/apache/phoenix/query/ConnectionQueryServicesImpl.java --- @@ -3195,6 +3255,18 @@ public boolean releaseUpgradeMutex(byte[] mutexRowKey) { return released; } + private byte[] getSysMutexPhysicalTableNameBytes() throws IOException, SQLException { + byte[] sysMutexPhysicalTableNameBytes = null; + try(HBaseAdmin admin = getAdmin()) { + if(admin.tableExists(PhoenixDatabaseMetaData.SYSTEM_MUTEX_NAME_BYTES)) { --- End diff -- Added it in a new commit.
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