"key\x03\x3f\xcd" hbase> get 't1', "key\003\023\011" hbase> put 't1', "test\xef\xff", 'f1:', "\x01\x33\x40" The HBase shell is the (J)Ruby IRB with the above HBase-specific commands added. For more on the HBase
To put a cell value into table 'ns1:t1' or 't1' at row 'r1' under column 'c1' marked with the time 'ts1', do: hbase> put 'ns1:t1', 'r1', 'c1', 'value', ts1 //例子 The same commands also can be run on a table reference. Suppose you had a reference t to table 't1...
hbase(main):002:0> table_help Help for table-reference commands. You can either create a table via 'create' and then manipulate the table via commands like 'put', 'get', etc. See the standard help information for how to use each of these commands. However, as of 0.96, you can also...
I'm using carrierwave-vips (with ruby-vips) to upload and process 16 bit tiff. The 16 bit tiff will get save (not a problem for carrierewave alone), but I also want to process a thumbnail (jpeg). The ...how to prove a task is done in minimum required commands Is it possible ...
t[k]=vreturntdefcheck_hdfs_size(t):# 返回一个allpathsize_map = split_hdfs_result(commands.getoutput("hadoop fs -du /hbase/data/default/dm_user_perception_area_mark_d").split('\n'))# 检查hdfs文件大小foriint.keys(): maxregion =''maxsize =0forregionint[i]:# 循环处理region路径pat...
用./start-hbase.sh启动HBase后,执行hbase shell # bin/hbase shell HBase Shell; enter 'help<RETURN>' for list of supported commands. Version: 0.20.6, rUnknown, Thu Oct 28 19:02:04 CST 2010 接着创建表时候出现如下情况:hbase(main):001:0> create 'test',''c NativeException: org.apache...
The HBase shell is the (J)Ruby IRB with the above HBase-specific commands added. For more on the HBase Shell, see http://hbase.apache.org/book.html hbase(main):002:0> 根据回显信息,看出 命令是按组来分的,有general、ddl、namesapce等等组。我们常用到的组是ddl和dml。
Commands: status, table_help, version,whoami Group name: ddl Commands: alter, alter_async, alter_status, create, describe, disable, disable_all, drop, drop_all,enable, enable_all, exists, get_table, is_disabled, is_enabled, list, locate_region,<br> show_filters ...
To authenticate different users of Hadoop, it is required to provide public/private key pair for a Hadoop user and share it with different users.The following commands are used to generate a key value pair using SSH. Copy the public keys form id_rsa.pub to authorized_keys, and provide ...
The above commands should be run before the relevant data is populated. To create an index after data has been populated, first create the index with the following parameters: graph.createIndex(ElementType.VERTEX,"person","name",false,/* populate */true,/* async */true); ...