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What are the comparison operator in SQL? Comparison operator in SQL are =, LIKE and BETWEEN
What is Trigger? Trigger: A database trigger is procedural code which is automatically executed in response to specific events on a particular table in a database. Triggers can
What are the various forms of data transparency? a) fragmentation transparency b) replication transparency c) location transparency
Consider the subsequent relations along with keys underlined Street (name, location, city) House (number, street_name) Lives (name, house_number) Define the above relations
Define Fifth Normal form is concerned with Ans : Fifth Normal form is concerned with Join dependency.
exercise solution
#Use the following database schema: 1) Patient—PatientID, Name, DOB 2) Doctor—DoctorID, Name, MedLicenseNumber, Phone 3) Medication—MedicationID, BrandName, GenericName 4) Prescrip
Normal 0 false false false EN-US X-NONE X-NONE
Briefly explain each of the following database terms. Use no more than 2-3 lines for each term. 1. DBMS 2. Update Anomaly 3. Alias (referring to tables in SQL queries)
Availability: A site having the copy of a replicated relation fails, even then the relation may be found in another site. Therefore, the system may carry on to process at least th
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