The application owners say they need to be able to query a table and previous versions of that table. Which type of table is appropriate to satisfy this requirement?
What type of function is created using the following command?
CREATE FUNCTION TAN (X DOUBLE)
RETURNS DOUBLE
LANGUAGE SQL
CONTAINS SQL
NO EXTERNAL ACTION
DETERMINISTIC
RETURN SIN(X)/COS(X)
What is the maximum length allowed for a VARCHAR2 data type when the VARCHAR2_COMPAT database configuration parameter is set to ON?
Which constraint can be used to ensure that identical values are never stored in a set of columns in a table?
Which of the following is designed for continuous availability, increased throughput of many concurrent short queries, and easy scalability?