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https://issues.apache.org/jira/browse/HADOOP-2706?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12562246#action_12562246
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Jim Kellerman commented on HADOOP-2706:
---------------------------------------
Are you using HBase from trunk or from 0.15.x ?
> HBase Shell crash
> -----------------
>
> Key: HADOOP-2706
> URL: https://issues.apache.org/jira/browse/HADOOP-2706
> Project: Hadoop Core
> Issue Type: Bug
> Components: contrib/hbase
> Environment: Mac OS 10.5.1
> Reporter: Travis Brady
> Priority: Minor
>
> $ bin/hbase shell
> Hbase Shell, 0.0.2 version.
> Copyright (c) 2007 by udanax, licensed to Apache Software Foundation.
> Type 'help;' for usage.
> hql > help;
> Type 'help COMMAND;' to see command-specific usage.
> +-------------------------+-------------------------+-------------------------+
> | Command | Description | Example
> |
> +-------------------------+-------------------------+-------------------------+
> | SHOW | Show information about s| SHOW TABLES [or
> substitu|
> | | elected title | tion variable name];
> |
> +-------------------------+-------------------------+-------------------------+
> | DELETE | Delete table data | DELETE {column_name, [,
> |
> | | | column_name] ... | *}
> FR|
> | | | OM table_name WHERE
> row=|
> | | | 'row-key';
> |
> +-------------------------+-------------------------+-------------------------+
> | DROP | Drop tables | DROP TABLE table_name
> [,|
> | | | table_name] ...;
> |
> +-------------------------+-------------------------+-------------------------+
> | ALTER | Alter structure of table| ALTER TABLE table_name
> A|
> | | | DD column_spec | ADD
> (co|
> | | | lumn_spec, column_spec,
> |
> | | | ...) | CHANGE
> column_fam|
> | | | ily column_spec | DROP
> c|
> | | | olumn_family_name |
> CHAN|
> | | | GE column_spec;
> |
> +-------------------------+-------------------------+-------------------------+
> | CLEAR | Clear the screen | CLEAR;
> |
> +-------------------------+-------------------------+-------------------------+
> | JAR | Hadoop RunJar util | JAR jarFile [mainClass]
> |
> | | | arguments...;
> |
> +-------------------------+-------------------------+-------------------------+
> | DESCRIBE | Print table information | [DESCRIBE|DESC]
> table_na|
> | | | me;
> |
> +-------------------------+-------------------------+-------------------------+
> | SELECT | Select values from table| SELECT {column_name, [,
> |
> | | | column_name] ... |
> expr[|
> | | | alias] | * } FROM
> table_|
> | | | name [WHERE
> row='row_key|
> | | | ' | STARTING FROM
> 'row-k|
> | | | ey' [UNTIL 'stop-key']]
> |
> | | | [NUM_VERSIONS =
> version_|
> | | | count] [TIMESTAMP
> 'times|
> | | | tamp'] [LIMIT =
> row_coun|
> | | | t] [INTO FILE
> 'file_name|
> | | | '];
> |
> +-------------------------+-------------------------+-------------------------+
> | FS | Hadoop FsShell; entering| FS [-option]
> arguments..|
> | | a lone 'FS;' will emit | ;
> |
> | | usage |
> |
> +-------------------------+-------------------------+-------------------------+
> | TRUNCATE | Truncate table is used t| TRUNCATE TABLE
> table_nam|
> | | o clean all data from a | e;
> |
> | | table |
> |
> +-------------------------+-------------------------+-------------------------+
> | EXIT | Exit shell | EXIT;
> |
> +-------------------------+-------------------------+-------------------------+
> | INSERT | Insert values into table| INSERT INTO table_name
> (|
> | | | column_name, ...)
> VALUES|
> | | | ('value', ...) WHERE
> ro|
> | | | w='row_key' [TIMESTAMP
> '|
> | | | timestamp'];
> |
> +-------------------------+-------------------------+-------------------------+
> | CREATE | Create tables | CREATE TABLE table_name
> |
> | | | (column_family_name
> [MAX|
> | | | _VERSIONS=n]
> [MAX_LENGTH|
> | | | =n]
> [COMPRESSION=NONE|RE|
> | | | CORD|BLOCK] [IN_MEMORY]
> |
> | | |
> [BLOOMFILTER=NONE|BLOOMF|
> | | |
> ILTER|COUNTING_BLOOMFILT|
> | | |
> ER|RETOUCHED_BLOOMFILTER|
> | | | VECTOR_SIZE=n
> NUM_HASH=|
> | | | n], ...)
> |
> +-------------------------+-------------------------+-------------------------+
> Exception in thread "main" java.lang.NullPointerException
> at org.apache.hadoop.hbase.Shell.main(Shell.java:119)
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