| # |
| # |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| |
| module Shell |
| module Commands |
| class Describe < Command |
| def help |
| <<-EOF |
| Describe the named table. For example: |
| hbase> describe 't1' |
| hbase> describe 'ns1:t1' |
| |
| Alternatively, you can use the abbreviated 'desc' for the same thing. |
| hbase> desc 't1' |
| hbase> desc 'ns1:t1' |
| EOF |
| end |
| |
| # rubocop:disable Metrics/AbcSize, Metrics/MethodLength |
| def command(table) |
| column_families = admin.get_column_families(table) |
| |
| formatter.header(['Table ' + table.to_s + ' is ' + (admin.enabled?(table) ? 'ENABLED' : 'DISABLED')]) |
| formatter.row([table.to_s + admin.get_table_attributes(table)], true) |
| formatter.header(['COLUMN FAMILIES DESCRIPTION']) |
| column_families.each do |column_family| |
| formatter.row([column_family.to_s], true) |
| puts |
| end |
| formatter.footer |
| if admin.exists?(::HBaseQuotasConstants::QUOTA_TABLE_NAME.to_s) |
| if table.to_s != 'hbase:meta' |
| # No QUOTAS if hbase:meta table |
| puts |
| formatter.header(%w[QUOTAS]) |
| count = quotas_admin.list_quotas(::HBaseConstants::TABLE => table.to_s) do |_, quota| |
| formatter.row([quota]) |
| end |
| formatter.footer(count) |
| end |
| else |
| puts 'Quota is disabled' |
| end |
| end |
| # rubocop:enable Metrics/AbcSize, Metrics/MethodLength |
| end |
| end |
| end |