Columns in tblmaintenance_tasks:
- ID
- PoolID
- TaskName
- TaskDescription
- TaskType
- Frequency
- IsTemplate
- Status
- DueDate
- VisitDate
- StartedAt
- pH
- Chlorine
- Temperature
- Activities
- TaskTime
- ActualHours
- CustomerNotes
- InternalNotes
- CompletedDate
- HoursWorked
- AssignedTo
- Priority
- TaskCost
- TotalAmount
- RegistrationDate
- UpdatedDate
- Notes
- CreatedBy
- Clarity


Sample record:
ID: 99
PoolID: 9
TaskName: Συντηρηση
TaskDescription: 
TaskType: Καθαρισμός
Frequency: Καθημερινό
IsTemplate: 0
Status: Ολοκληρωμένο
DueDate: 2026-05-03 00:00:00
VisitDate: 2026-05-03
StartedAt: 2026-05-03 14:59:21
pH: 7.40
Chlorine: 2.10
Temperature: 21.00
Activities: surface_cleaning,vacuum,skimmer,water_check,ladder_cleaning,pump_check,chlorine_55,multitab,acid,measurements
TaskTime: 09:00:00
ActualHours: 0.00
CustomerNotes: 
InternalNotes: 
CompletedDate: 2026-05-03 16:15:00
HoursWorked: 0.00
AssignedTo: 7
Priority: Μεσαία
TaskCost: 20.00
TotalAmount: 20.00
RegistrationDate: 2026-05-03 14:58:39
UpdatedDate: 2026-07-06 17:26:04
Notes: 
CreatedBy: 1
Clarity: Εξαιρετική