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Practical/Assignment-B2/Queries-B2.md
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@ -27,20 +27,17 @@ db.Employee.aggregate([
2. Find Employee with Total Salary for Each City with Designation "Developer": 2. Find Employee with Total Salary for Each City with Designation "Developer":
```mongodb ```mongodb
db.Employee.aggregate([ db.Employee.aggregate([
{ {
$match: { $match: { Designation: "Developer" }
Designation: "Developer" },
{
$group: {
_id: { $arrayElemAt: ["$Address.PAddr", 0] },
TotalSalary: { $sum: "$Salary" }
}
} }
},
{
$group: {
_id: "$Address.PAddr",
Total: { $sum: "$Salary" }
}
}
]) ])
``` ```
3. Find Total Salary of Employee with Designation "Tester" for Each Company: 3. Find Total Salary of Employee with Designation "Tester" for Each Company: