Question

Write a function to return the percentage of poll in a booth when boothid is given as input. Handle Exceptions.​

Answer 1

Answer:

This chapter describes some of the procedural capabilities of Oracle Database for application development, including:

Overview of PL/SQL Program Units

Compiling PL/SQL Procedures for Native Execution

Remote Dependencies

Cursor Variables

Handling PL/SQL Compile-Time Errors

Handling Run-Time PL/SQL Errors

Debugging Stored Procedures

Calling Stored Procedures

Calling Remote Procedures

Calling Stored Functions from SQL Expressions

Returning Large Amounts of Data from a Function

Coding Your Own Aggregate Functions

Answer 2

Answer:

for that you need to read on the database find errors and you have to use the return output in the percentage poll question is not clear so I am not able to answer

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