When Two Objects are connected with Master-Detail Relation,The field Operation which is performed on Master Object is called Rollup Summary Field.
There are 4 Types of Rollup Operations performed by Salesforce are:
1.Count----->It returns number of child records participating in Relation
2.Sum------->It returns Sum of even Child records.
3.Max-------->It returns Maximum value from corresponding child records.
4.Min---------> It returns Minimum value from corresponding child records.
Navigation:
Setup--->Build--->Create--->Object---->Select Existing master Object---->Custom fields & Relations--->New
Step1--->Select Rollup Summary Radio Button.
Step2--->Select Field Label,Field Name,Description--->Next
Step3--->Select Summarized Object and Roll up Type--->Next
Step4--->Establish Field-Level-Security
Step5--->Save.
Example Screen:
There are 4 Types of Rollup Operations performed by Salesforce are:
1.Count----->It returns number of child records participating in Relation
2.Sum------->It returns Sum of even Child records.
3.Max-------->It returns Maximum value from corresponding child records.
4.Min---------> It returns Minimum value from corresponding child records.
Navigation:
Setup--->Build--->Create--->Object---->Select Existing master Object---->Custom fields & Relations--->New
Step1--->Select Rollup Summary Radio Button.
Step2--->Select Field Label,Field Name,Description--->Next
Step3--->Select Summarized Object and Roll up Type--->Next
Step4--->Establish Field-Level-Security
Step5--->Save.
Example Screen:
HOSPITAL
New Custom Field
Step 3. Define the summary
calculation
* = Required Information
Select Object to Summarize
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Master Object
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HOSPITAL
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*Summarized Object
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Select Roll-Up Type
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Filter Criteria
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·
All
records should be included in the calculation
·
Only records
meeting certain criteria should be included in the calculation
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