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The following page has been changed by udanax: http://wiki.apache.org/lucene-hadoop/Hbase/HbaseShell The comment on the change is: Addition of truncate command. ------------------------------------------------------------------------------ ||<bgcolor="#ececec">'''Command''' ||<bgcolor="#ececec">'''Explanation''' || ||Create ||<99%>'''Create''' command creates a new table.[[BR]][[BR]]~-''CREATE TABLE table_name ([[BR]]{{{ }}}column_family_spec[[BR]]{{{ }}}[, column_family_spec][[BR]]{{{ }}}...[[BR]])[[BR]][[BR]]''-~'''colum_family_spec:'''~-''[[BR]]column_family_name[[BR]]{{{ }}}[MAX_VERSIONS=n][[BR]]{{{ }}}[MAX_LENGTH=n][[BR]]{{{ }}}[COMPRESSION=NONE|BLOCK|RECORD][[BR]]{{{ }}}[IN_MEMORY][[BR]]{{{ }}}[BLOOMFILTER=NONE|BLOOM|COUNTING|RETOUCHED VECTOR_SIZE=n NUM_HASH=n]''-~ || ||Alter ||<99%>'''Alter''' command changes the structure of the specified table.[[BR]][[BR]]~-''ALTER TABLE table_name[[BR]]{{{ }}}alter_spec [, alter_spec] ...[[BR]][[BR]]''-~'''alter_spec:'''~-''[[BR]]{{{ }}}ADD column_family_spec[[BR]]{{{ }}}| ADD (column_family_spec, ...)[[BR]]{{{ }}}| DROP column_family_name[[BR]]{{{ }}}| CHANGE column_family_name column_family_spec''-~|| - ||Drop ||'''Drop''' command drops columnfamilies in a table or tables.[[BR]][[BR]]~-''DROP table_name1[, table_name2, ...];''-~ || + ||Drop ||'''Drop''' command drops columnfamilies in a table or tables.[[BR]][[BR]]~-''DROP TABLE table_name1[, table_name2, ...];''-~ || + ||Truncate ||'''Truncate''' command cleans all data from a table. [[BR]][[BR]]~-''TRUNCATE TABLE table_name;''-~ || And, Commands to manually manipulate data on more detailed parts.
