An index on columns from two or more tables that come from the same domain of values is called a:
Which type of file is most efficient with storage space?
Which type of file is most efficient with storage space?
The last part of an SQL query to be read is the ________ sta…
The last part of an SQL query to be read is the ________ statement.
An operation to join a table to itself is called a(n):
An operation to join a table to itself is called a(n):
The SDLC phase in which every data attribute is defined, eve…
The SDLC phase in which every data attribute is defined, every category of data is listed, and every business relationship between data entities is defined is called the ________ phase.
TQM stands for:
TQM stands for:
A data warehouse derives its data from:
A data warehouse derives its data from:
The subtype discriminator is a composite attribute when ther…
The subtype discriminator is a composite attribute when there is a(n):
The three-schema approach includes which of the following sc…
The three-schema approach includes which of the following schemas?
The subtype discriminator is a composite attribute when ther…
The subtype discriminator is a composite attribute when there is a(n):