[ https://issues.apache.org/jira/browse/HBASE-13058?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Abhishek Kumar updated HBASE-13058: ----------------------------------- Description: When scanning for a non existent table in hbase shell, error message in shell sometimes(based on META table content) displays completely unrelated table info , which seems to be unnecessary and inconsistent with other error messages: {noformat} hbase(main):016:0> scan 'noTable' ROW COLUMN+CELL ERROR: Unknown table Table 'noTable' was not found, got: hbase:namespace.! --------------------------------------------------------------------------------------------- hbase(main):017:0> scan '01_noTable' ROW COLUMN+CELL ERROR: Unknown table 01_noTable! -------------------------------------------------- {noformat} Its happening when doing a META table scan (to locate input table ) and scanner stops at row of another table (beyond which table can not exist) in ConnectionManager.locateRegionInMeta: {noformat} private RegionLocations locateRegionInMeta(TableName tableName, byte[] row, boolean useCache, boolean retry, int replicaId) throws IOException { ................................. ................................ // possible we got a region of a different table... if (!regionInfo.getTable().equals(tableName)) { throw new TableNotFoundException( "Table '" + tableName + "' was not found, got: " + regionInfo.getTable() + "."); } ............................... ............................... {noformat} Here, we can simply put a debug message(if required) and just throw the TableNotFoundException(tableName) with only tableName instead of with scanner positioned row. was: When scanning for a non existent table in hbase shell, error message in shell sometimes(based on META table content) displays completely unrelated table info , which seems to be unnecessary and inconsistent with other error messages: {noformat} hbase(main):016:0> scan 'noTable' ROW COLUMN+CELL ERROR: Unknown table Table 'noTable' was not found, got: hbase:namespace.! --------------------------------------------------------------------------------------------- hbase(main):017:0> scan '01_noTable' ROW COLUMN+CELL ERROR: Unknown table 01_noTable! -------------------------------------------------- {noformat} Its happening when doing a META table scan (to locate input table ) and scanner stops at row of another table (beyond which table can not exist): > Hbase shell command 'scan' for non existent table shows unnecessary info for > one unrelated existent table. > ---------------------------------------------------------------------------------------------------------- > > Key: HBASE-13058 > URL: https://issues.apache.org/jira/browse/HBASE-13058 > Project: HBase > Issue Type: Bug > Components: Client > Reporter: Abhishek Kumar > Priority: Trivial > > When scanning for a non existent table in hbase shell, error message in shell > sometimes(based on META table content) displays completely unrelated table > info , which seems to be unnecessary and inconsistent with other error > messages: > {noformat} > hbase(main):016:0> scan 'noTable' > ROW COLUMN+CELL > ERROR: Unknown table Table 'noTable' was not found, got: hbase:namespace.! > --------------------------------------------------------------------------------------------- > hbase(main):017:0> scan '01_noTable' > ROW COLUMN+CELL > ERROR: Unknown table 01_noTable! > -------------------------------------------------- > {noformat} > Its happening when doing a META table scan (to locate input table ) and > scanner stops at row of another table (beyond which table can not exist) in > ConnectionManager.locateRegionInMeta: > {noformat} > private RegionLocations locateRegionInMeta(TableName tableName, byte[] row, > boolean useCache, boolean retry, int replicaId) throws > IOException { > ................................. > ................................ > // possible we got a region of a different table... > if (!regionInfo.getTable().equals(tableName)) { > throw new TableNotFoundException( > "Table '" + tableName + "' was not found, got: " + > regionInfo.getTable() + "."); > } > ............................... > ............................... > {noformat} > Here, we can simply put a debug message(if required) and just throw the > TableNotFoundException(tableName) with only tableName instead of with > scanner positioned row. -- This message was sent by Atlassian JIRA (v6.3.4#6332)