backup tapes types

MySQL Database Backup Types and common backup tools (1) 1. Database Backup Type There are four backup types based on the database size, which are used in different scenarios. The following is a brief introduction: 1.1 full

1,Database backup TypesAccording to the database size backup, there are four types, respectively applied to different occasions, the following brief introduction:1.1Full BackupThis is the way most people use it to back up the entire database, including all database objects, such as user tables, system tables, indexes, views, and stored procedures. But it takes mo

can be divided into three types: § Offline backup § Backup and Log Retention § Logical backup Offline backup Only create database backup. Simple backup is suitable for read-only databa

= tag20180205t100514Channel Ora_disk_1: restored backup Fragment 1Channel Ora_disk_1: Restore Complete, spents: 00:01:05In May-February-18 completed the Restore rman> Recover database; Starting from recover, located in May-February-18Using channel Ora_disk_1 Starting recovery of mediaMedia recovery complete, spents: 00:00:01 In May-February-18 completed the Recoverrman> ALTER DATABASE open; Processed statements Rman> set encryption off; Executing com

Failing (Seg): 0Total Pages empty:0Total Pages Marked corrupt:1926Total Pages influx:0Highest block scn:0 (0.0)As you can see here, a total of 1926 blocks were detected, all broken. If you encounter a database restart, you cannot open successfully.If there is an Rman backup, this is a simple situation, the direct restore, recover bad data files on the line. If there is no physical backup, first use the sol