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November 2023

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The update() and save() methods are used to update documents into a collection.
The db command gives the name of the currently selected database.
In MongoDB, a collection is a group of MongoDB documents.
The mongodump command is used to create a backup of the database.
What is the syntax of the sort() method? In MongoDB, the following syntax is used for sorting documents: >db.COLLECTION_NAME.find().sort({KEY:1})
The syntax of the limit() method is as follows: >db.COLLECTION_NAME.find().limit(NUMBER)
An Oracle table is a basic unit of data storage in an Oracle database. Every accessible information of any user...
When any database is created in the Oracle database system, a SYSTEM tablespace is automatically generated. The Data dictionary tables...
If a tablespace is offline, we cannot access data stored in it. In contrast to that, if a tablespace is...