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what will be mysql query to display result as i required ?? ( counting records and display count for each category)
There are four Categories of employee
DRDS
DRTC
Admin
Allied
Each Category has certain Posts
there are three tables
Category master (category will be selected from here) [CategoryId]
designationmaster [DesignationId] [Category]
employee master [Designation]
CategoryId = Category
DesignationId = Designation
i want to display data as per category selected from dropdown menu
for example i have selected DRDS
Under DRDS following are post like Sc. B Sc. C Sc .D Sc .E etc
i want to display number of emloyees in every post of selected category
For example if I select DRDS Output should be like this
HELD is number of employees of that post
RANK HELD
Sc. H 01
Sc. G 07
Sc. F 05
Sc. E 02
Sc .D 10
Sc. C 15
Sc .B 07
similarly if i select DRTC Output should be like this
RANK HELD
TO D 03
TO C 33
TO B 35
TO A 29
Screenshots of tables are attached.
what will be the mysql query for this ??
how to fetch data from this query and display its count for every post of certain category
DRDS
DRTC
Admin
Allied
Each Category has certain Posts
there are three tables
Category master (category will be selected from here) [CategoryId]
designationmaster [DesignationId] [Category]
employee master [Designation]
CategoryId = Category
DesignationId = Designation
i want to display data as per category selected from dropdown menu
for example i have selected DRDS
Under DRDS following are post like Sc. B Sc. C Sc .D Sc .E etc
i want to display number of emloyees in every post of selected category
For example if I select DRDS Output should be like this
HELD is number of employees of that post
RANK HELD
Sc. H 01
Sc. G 07
Sc. F 05
Sc. E 02
Sc .D 10
Sc. C 15
Sc .B 07
similarly if i select DRTC Output should be like this
RANK HELD
TO D 03
TO C 33
TO B 35
TO A 29
Screenshots of tables are attached.
what will be the mysql query for this ??
how to fetch data from this query and display its count for every post of certain category
ASKER CERTIFIED SOLUTION
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Not working is a very broad term
- It gives an error: In which case which error
- It does not return the right results: What results does it return
- It gives an error: In which case which error
- It does not return the right results: What results does it return
ASKER
no error
but not returning anything
but not returning anything
ASKER
Ok sir ... Its done by replacing Designation by DesignationDescription
thank you for your help :)
thank you for your help :)
You are welcome.
ASKER
whats wrong with this query.. its not working
"SELECT COUNT(*) AS held , d.DesignationDescription from employeemaster e LEFT JOIN designationmaster d ON
d.DesignationId= e.Designation WHERE d.Category = ".$Category."GROUP BY e.Designation";