Imagine you're the lead database administrator for a global healthcare organization with operations spanning multiple countries and healthcare specialties. Your company manages extensive patient data, including medical records, treatment history, and appointment scheduling, all stored within a centralized database system. The accuracy of this data is paramount, as any discrepancies could jeopardize patient safety regulations.
How do the ACID properties safeguard against potential risks such as data inconsistency in a healthcare database system handling patient records and medical information?
What challenges might arise from managing concurrent transactions and ensuring seamless transaction processing in a multi-user healthcare environment where medical professionals, administrators, and patients interact with the database? Describe any two such challenges.
Describe, in brief, the syntax and purpose of Transaction Control Language (TCL) statements - COMMIT, ROLLBACK, and SAVEPOINT.
How would you leverage any of the Transaction Control Language (TCL) statements such as COMMIT, ROLLBACK, and SAVEPOINT to address challenges identified in question (2), ensuring the integrity and reliability of patient data in the healthcare database system?