57 lines
1.9 KiB
Markdown
57 lines
1.9 KiB
Markdown
---
|
|
{
|
|
"title": "SHOW SNAPSHOT",
|
|
"language": "en"
|
|
}
|
|
---
|
|
|
|
<!--
|
|
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.
|
|
-->
|
|
|
|
# SHOW SNAPSHOT
|
|
## Description
|
|
This statement is used to view existing backups in the warehouse.
|
|
Grammar:
|
|
SHOW SNAPSHOT ON `repo_name`
|
|
[WHERE SNAPSHOT = "snapshot" [AND TIMESTAMP = "backup_timestamp"]];
|
|
|
|
Explain:
|
|
1. Each column has the following meanings:
|
|
Snapshot: The name of the backup
|
|
Timestamp: Time version for backup
|
|
Status: If the backup is normal, the OK will be displayed, otherwise the error message will be displayed.
|
|
|
|
2. If TIMESTAMP is specified, the following additional information will be displayed:
|
|
Database: The name of the database where the backup data belongs
|
|
Details: Shows the entire backup data directory and file structure in the form of Json
|
|
|
|
'35;'35; example
|
|
1. Check the existing backups in warehouse example_repo:
|
|
SHOW SNAPSHOT ON example_repo;
|
|
|
|
2. View only the backup named backup1 in warehouse example_repo:
|
|
SHOW SNAPSHOT ON example_repo WHERE SNAPSHOT = "backup1";
|
|
|
|
2. Check the backup named backup1 in the warehouse example_repo for details of the time version "2018-05-05-15-34-26":
|
|
SHOW SNAPSHOT ON example_repo
|
|
WHERE SNAPSHOT = "backup1" AND TIMESTAMP = "2018-05-05-15-34-26";
|
|
|
|
## keyword
|
|
SHOW, SNAPSHOT
|