下列属于MySQLadmin的命令有()A、create database nameB、pingC、refreshD、passwordE、version
下列属于MySQLadmin的命令有()
- A、create database name
- B、ping
- C、refresh
- D、password
- E、version
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tony wants to create a duplicate of the video application. He wants to keep a version of the data on the same server as the production application but does not want any new documents or documents modifications to be replicated into his new database once he creates it. Which one of the following should tony do to create his archive?()A、create a new copy of the databaseB、create a replica of the databaseC、Use the windows explorer to create a copy of the database file.D、Create a replica copy of the database and disable replication on the database file.
You have lost all your database control files. To recover them, you are going to use the results of the alter database backup controlfile to trace command. Your datafiles and your online redo logs are all intact. Which of the following is true regarding your recovery?() A、 You will need to open the database with the resetlogs command.B、 All you need to do is execute the trace file from SQL*Plus and it will perform the recovery for you.C、 You will use the resetlogs version of the create controlfile command.D、 You will use the noresetlogs version of the create controlfile command.E、 You will use the trace file to create a backup control file, and then you will recover the database with the recover database using backup controlfile command
What is true about version-enabled tables?()A、The unit of versioning is the schema.B、It is possible to version enable a table pertaining to SYS.C、There are as many segments as versions for the same base table.D、It is possible to create workspaces if there is no version-enabled table in the database.
单选题tony wants to create a duplicate of the video application. He wants to keep a version of the data on the same server as the production application but does not want any new documents or documents modifications to be replicated into his new database once he creates it. Which one of the following should tony do to create his archive?()Acreate a new copy of the databaseBcreate a replica of the databaseCUse the windows explorer to create a copy of the database file.DCreate a replica copy of the database and disable replication on the database file.
单选题What is true about version-enabled tables?()AThe unit of versioning is the schema.BIt is possible to version enable a table pertaining to SYS.CThere are as many segments as versions for the same base table.DIt is possible to create workspaces if there is no version-enabled table in the database.
单选题You have lost all your database control files. To recover them, you are going to use the results of the alter database backup controlfile to trace command. Your datafiles and your online redo logs are all intact. Which of the following is true regarding your recovery?()A You will need to open the database with the resetlogs command.B All you need to do is execute the trace file from SQL*Plus and it will perform the recovery for you.C You will use the resetlogs version of the create controlfile command.D You will use the noresetlogs version of the create controlfile command.E You will use the trace file to create a backup control file, and then you will recover the database with the recover database using backup controlfile command
多选题下列属于MySQLadmin的命令有()Acreate database nameBpingCrefreshDpasswordEversion