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#
#
# 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