Step 3: Configure Queries

Queries will enable users to access specific datasets as needed, ensuring that the application can deliver relevant information promptly. Below is a detailed description of each required query, outlining its purpose, expected data output, and any necessary parameters.

Queries Needed for my Leave Request App

GetAllDepartments

This query retrieves a complete list of all departments within the organization, providing a foundational structure for departmental data management.

The purpose is to provide a full overview of all departments and to support operations requiring selection or categorization based on departments.

Inputs	Authorization	Main Entity	Related Entity	Outputs
None	Authenticated User	Department	User To get Manager Details	Department ID Department Name Manager ID Manager First Name Manager Last Name

GetAllEmployees

This query retrieves all employee records within the organization. It serves as a fundamental query for listing or managing employee information.

The purpose is to provide a comprehensive list of employees for display or management purposes and to enable filtering or operations based on employee details.

Inputs	Authorization	Main Entity	Related Entity	Outputs
None	Authenticated User	Employees	User: To get Employee details Department: To get Deparment details	Employee ID Employee First Name Employee Last Name Employee Email Employee Leave Balance Employee Roles Department Name

GetAllEmployeesByDepartment

This query retrieves a list of employees associated with a specific department, allowing users to view personnel within a department context.

The purpose is to filter and display employees based on their department affiliation.

Inputs	Authorization	Main Entity	Related Entity	Outputs
DepartmentID	Authenticated User	Employees	User: To get Employee details Department: To get Deparment details	Employee ID Employee First Name Employee Last Name Employee Email Employee Leave Balance Employee Roles Department Name

GetAllLeaveRequests

This query retrieves all leave requests submitted by employees, crucial for monitoring and managing employee leave.

Inputs	Authorization	Main Entity	Related Entity	Outputs
None	Authenticated User	LeaveRequest	User: To get Requester details	RequestID Requester ID Requester First Name Requester Last Name LeaveType StartDate EndDate Status Reason

GetAllManagers

This query retrieves a list of all managers within the organization. This is vital for operations that require oversight or interaction with managerial roles.

The purpose is to provide a comprehensive list of managers for reporting and management purposes.

Inputs	Authorization	Main Entity	Related Entity	Outputs
None	Authenticated User	Department	User: To get Manager details	ManagerID Manager First Name Manager Last Name Manager Email Department Name

GetEmployee

This query retrieves detailed information about a specific employee based on their unique identifier.

Inputs	Authorization	Main Entity	Related Entity	Outputs
EmployeeID	Authenticated User	Employees	User: To get Employee details Department: To get Deparment details	Employee ID Employee First Name Employee Last Name Employee Email Employee Leave Balance Employee Roles Department Name

GetEmployeeRequests

This query retrieves all leave requests submitted by a specific employee by status. It helps managers track current leave situations.

The purpose is to provide visibility into an employee’s ongoing leave requests and yo assist managers in managing workloads and planning accordingly.

Inputs	Authorization	Main Entity	Related Entity	Outputs
Status EmployeeID	Role = Manager	LeaveRequest	User: To get Requester details	RequestID Requester ID Requester First Name Requester Last Name LeaveType StartDate EndDate Status Reason

Summary of Query Definitions

Defining these queries is essential for creating a robust data retrieval framework within the application. Each query serves a specific function and is designed to return relevant data sets, allowing users to efficiently access and manage the information they require.

Implementation Considerations

When implementing these queries, consider the following:

1. Database Structure: Ensure that the underlying database schema supports these queries effectively.

2. Performance Optimization: Evaluate indexing and performance strategies to handle potentially large datasets.

3. Access Control: Establish permissions to ensure that sensitive information is only accessible to authorized users.