Trivial Description
Here's a couple of exceptions thrown by hql that should be fixed as we go:
08/01/24 10:39:42 INFO hbase.HConnectionManager$TableServers: Attempt 3 of 5 failed with <java.net.ConnectException: Connection refused>. Retrying after sleep of 10000 08/01/24 10:39:52 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:60000. Already tried 1 time(s).08/01/24 10:39:53 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:60000. Already tried 2 time(s). 08/01/24 10:39:54 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:60000. Already tried 3 time(s).08/01/24 10:39:55 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:60000. Already tried 4 time(s). 08/01/24 10:39:56 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:60000. Already tried 5 time(s).08/01/24 10:39:57 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:60000. Already tried 6 time(s). 08/01/24 10:39:58 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:60000. Already tried 7 time(s).08/01/24 10:39:59 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:60000. Already tried 8 time(s). 08/01/24 10:40:00 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:60000. Already tried 9 time(s). 08/01/24 10:40:02 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:60000. Already tried 10 time(s). 08/01/24 10:40:03 WARN hbase.HConnectionManager$TableServers: Testing for table existence threw exception org.apache.hadoop.hbase.MasterNotRunningException at org.apache.hadoop.hbase.HConnectionManager$TableServers.getMaster(HConnectionManager.java:202) at org.apache.hadoop.hbase.HConnectionManager$TableServers.locateRootRegion(HConnectionManager.java:691) at org.apache.hadoop.hbase.HConnectionManager$TableServers.locateRegion(HConnectionManager.java:329) at org.apache.hadoop.hbase.HConnectionManager$TableServers.relocateRegion(HConnectionManager.java:311) at org.apache.hadoop.hbase.HConnectionManager$TableServers.locateRegionInMeta(HConnectionManager.java:476) at org.apache.hadoop.hbase.HConnectionManager$TableServers.locateRegion(HConnectionManager.java:339) at org.apache.hadoop.hbase.HConnectionManager$TableServers.relocateRegion(HConnectionManager.java:311) at org.apache.hadoop.hbase.HConnectionManager$TableServers.listTables(HConnectionManager.java:291) at org.apache.hadoop.hbase.HConnectionManager$TableServers.tableExists(HConnectionManager.java:227) at org.apache.hadoop.hbase.hql.CreateCommand.execute(CreateCommand.java:49) at org.apache.hadoop.hbase.hql.HQLClient.executeQuery(HQLClient.java:50) at org.apache.hadoop.hbase.Shell.main(Shell.java:114) Exception in thread "main" java.lang.NullPointerException at org.apache.hadoop.hbase.hql.BasicCommand.extractErrMsg(BasicCommand.java:62) at org.apache.hadoop.hbase.hql.BasicCommand.extractErrMsg(BasicCommand.java:68) at org.apache.hadoop.hbase.hql.CreateCommand.execute(CreateCommand.java:67) at org.apache.hadoop.hbase.hql.HQLClient.executeQuery(HQLClient.java:50) at org.apache.hadoop.hbase.Shell.main(Shell.java:114)
or
Hbase> create table log(uname, uid); Creating table... Please wait. Exception in thread "main" java.lang.StringIndexOutOfBoundsException: String index out of range: -1 at java.lang.String.substring(String.java:1938) at org.apache.hadoop.hbase.shell.BasicCommand.extractErrMsg(BasicCommand.java:60) at org.apache.hadoop.hbase.shell.BasicCommand.extractErrMsg(BasicCommand.java:64) at org.apache.hadoop.hbase.shell.CreateCommand.execute(CreateCommand.java:61) at org.apache.hadoop.hbase.Shell.main(Shell.java:96) [hadoop@latewhatgrow-lx bin]$