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Database Programming
Databases are collections of tables that maintain and display information, often collaboratively; this information can be used for interaction with an application or gaining general knowledge. Questions about database engines and modifying or using them belong in this category.
8,803 Questions
A Complex attribute that is both Composite and Multi valued. Composite and Multivalued attributes can be nested arbitrarily to form a Complex attribute like Address.
What is an example of key details?
A key detail is simple, So go find it your self you lazy are you really that desperate for this answer i mean really? You should know this!
Can Excel be used as a database successfully?
Yes, Excel can be used as a database but not to the same extent as other applications. It is primarily a spreadsheet application, so it does not have all the facilities you might want if you are creating a database. Something like Oracle or MySQL or Microsoft Access are better suited to be used as a database.
Can a relational database support one to one?
Yes. A one to one relationship is one of the types of relationships a relational database can have.
Yes. A one to one relationship is one of the types of relationships a relational database can have.
Yes. A one to one relationship is one of the types of relationships a relational database can have.
Yes. A one to one relationship is one of the types of relationships a relational database can have.
Yes. A one to one relationship is one of the types of relationships a relational database can have.
Yes. A one to one relationship is one of the types of relationships a relational database can have.
Yes. A one to one relationship is one of the types of relationships a relational database can have.
Yes. A one to one relationship is one of the types of relationships a relational database can have.
Yes. A one to one relationship is one of the types of relationships a relational database can have.
Yes. A one to one relationship is one of the types of relationships a relational database can have.
Yes. A one to one relationship is one of the types of relationships a relational database can have.
Can data in a field exceed the specified field size?
One must customize the field to change the parameters if one wishes to have excess data. That will increase the size of the field, and therefore give the user more room to input more data than originally planned.
SQL
What problem can occur when a database is processed by more than one user?
Blocking happens when one connection from an application holds a lock and a second connection requires a conflicting lock type. This forces the second connection to wait, blocked on the first. One connection can block another connection, regardless of whether they emanate from the same application or separate applications on different client computers.
points...
maintainablity
incorect database state
dead lock
incorrect data
What is the primary key for the properties table?
Primary key is to set property ID as the primary key for the properties table.
FALSE
We have database to store data in to it. We prefer to have database over FPS because they handle the data efficiently.
What is the significance of data models?
The model's main function is to help us understand the complexities of the real-world environment. Within the database environment, a data model represents data structures and their characteristics, relations, constraints, and transformations. Good database design uses an appropriate data model as its foundation. Plus, a data model provides a blueprint of the data that is required for a functional system.
What are the possible entities and attributes of Zillow's mortgage database?
Some entities Zillow provides are home values, sales history, and possible mortgage lenders. Some of Zillow's attributes or features are home address, the square footage, sales price, home details, aerial views of home, and sales and rental listings.
Which part of a relational database contains the logical structure for the information?
The tables do. There must be at least two of them for a relational database.
The tables do. There must be at least two of them for a relational database.
The tables do. There must be at least two of them for a relational database.
The tables do. There must be at least two of them for a relational database.
The tables do. There must be at least two of them for a relational database.
The tables do. There must be at least two of them for a relational database.
The tables do. There must be at least two of them for a relational database.
The tables do. There must be at least two of them for a relational database.
The tables do. There must be at least two of them for a relational database.
The tables do. There must be at least two of them for a relational database.
The tables do. There must be at least two of them for a relational database.
How do you input and manipulate the data entered into data management software P5?
you can input and manipulate data in microsoft excel. :)
hope that helps, good luck!
What is hierarchical migration?
When heirs of a king migrate to the south pole or other remote areas to escape execution from their siblings/half-siblings who want to make sure their inheiritance isn't challenged.
Examples: When Skravi IX of Bjorganskarr fled to Kritvod to escape execution by the new Lord of Bjorganskarr Jorginstead VII
What are packages in database?
if you want to market any thing, for example petroleum block you must make a package contained all type of database related to the block like wells maps studeis and seismic. and arrange data in folders according to the data type ..etc
Who is the most important user of a database?
Short answer, from a DBA's point of view - Each person who logs into the database. A DB system is there to provide data to the end user. If users can't get their data the database is useless. "Important", in this case, is an extremely subjective term.
What is the action of filling a database with records?
