State the three primary uses of Oracle Data Dictionary.
What will be an ideal response?
The primary use of Oracle Data Dictionary are:
? Oracle accesses the data dictionary to find information about users, schema objects, and storage structures.
? Oracle modifies the data dictionary every time that a data definition language (DDL) statement is issued.
? Any Oracle user can use the data dictionary as a read-only reference for information about the database.
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Unintentional _____________ occur in software and hardware because of failures in the development and sustainment process.
Fill in the blank(s) with the appropriate word(s).
Regular expression operator _________ inside square brackets will not match any of the characters in that set of brackets.
Fill in the blank(s) with the appropriate word(s).
When tables are joined, the common fields must share the same data type
Indicate whether the statement is true or false
How does normalization differ from just raising the volume?
What will be an ideal response?