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Hot Backup:Some sites cannot terminate the database while creating a backup copy of the files. The cold backup is not a reliable option. So different kinds of backing up database must be used - the hot backup. Gives a SQL command to refer to Oracle, on a tablespace-by-tablespace basis, that the folders of the tablespace are to back up. The users can continue to create full use of the files, including creating modifications to the data. Once the user has refers that he/she wants to back up the files, he/she can need the operating system to copy those files to the right backup destination. The database has to be operating in ARCHIVELOG mode for the hot backup option.
State about the Tables- DBMS Data is stored in columns and rows (much like a spreadsheet -main difference is how data is organised). Every row in a table is known as a record
Differance between Unordered and ordered file ? Unordered file do no has any sequence although ordered file has arranged in a few sequence and data are assigned in ordered form
Although, the essential features of E-R diagrams are enough to design many database situations. Though, with more difficult relations and advanced database applications, it is need
Question: This Question refers to the database schema given in the Appendix. (a) The integrity of a database is enforced by integrity rules. Discuss what should happen on a
#floating point representation is used to store
What are called jukebox systems? Jukebox systems have a few drives and numerous disks that can be loaded into single of the drives automatically.
What is schema
What is a block and a block number? A block is a contiguous sequence of sectors from a single track of one platter. Every request specifies the address on the disk to be refere
Describe the capabilities offered via MySQL client APIs? . • Checking for errors. . • Connecting to the MySQL server, selecting a database, disconnecting from the server
Step 1 . Using Oracle, create the tables identified in the preferred solution for Assignment 2. Technicians (ZipCode, TechnicianID, FirstName, LastName, Street, City, State, Home
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