Find Dangerous Users - Finds users with dangerous assigned roles/grants Find most active SQL in the last hour - Finds the most active SQL code run in the last hour. Find users with deadly privileges - Finds database users with deadly system privileges a... FIRST - Returns the row ranked first using DENSE_RANK. FIRST_VALUE - Returns the first value in an ordered set of values. If the first value in... FLASHBACK: AS OF clause - When data is accidentally deleted, Flashback can allow the dat... FLASHBACK: Initialization Parameters - Setting the location and size of flashback recove... FLASHBACK: Oracle 10G enhancements - Oracle 10G has enhanced the flashback feature furth... FLASHBACK: Syntax Elements - In Oracle databases, Flashback tools allow administrators a... FLASHBACK: SYS commands and queries - A set of commands and queries related to flashback... Floor - Returns the largest integer not greater than argument. FORALL - FORALL transfers data from a PL/SQL collection to the specified table using col... FORALL Insert - FORALL transfers data from a PL/SQL collection to the specified table us... Foreign Key Constraints - The sole purpose of a foreign key constraint is to define a re... Frequency Distribution - Returns the frequency of a a given value in a set of values. FULL JOIN example and syntax - The FULL JOIN keyword return rows when there is a match i... Function For Number Handling - This 'AndNotNum' Function is intended to check a string o... Function For String Handling - This 'AndNotStr' Function is intended to check a string t... FUNCTIONS: Create function - Example of how to create a simple function. FUNCTIONS: date/time - Function to determine the difference between times FUNCTIONS: DEBUG mode - To examine a function in debug mode. FUNCTIONS: Deterministic - Deterministic functions do not reference tables and always re... FUNCTIONS: drop - To drop a function, the function must be in your own schema or you mus... FUNCTIONS: IF statement - A sample 'IF Statement' Function in PL/SQL. FUNCTIONS: IN OUT parameter - When you create a procedure or function, you may define pa... FUNCTIONS: Nested Functions - Oracle functions can be placed within other Oracle functio... FUNCTIONS: Recompile - Recompile a function without recreating it. FUNCTIONS: Sample functions - Functions to determine if a number is odd or even. FUNCTIONS: special restrictions - Restrictions on User-Defined Functions User-defined fu... FUNCTIONS: System Privileges - These are the system privileges that are related to functions.