Database systems use various techniques to ensure transactionality and performance. For Postgres, this is called MVCC (Multi-Version Concurrency Control). MVCC allows Postgres to provide great performance even when multiple clients could be working with the same table concurrently.
The Bharatiya Janata Yuva Morcha (BJYM) in Madhya Pradesh has stripped its Ujjain district unit president and six other office-bearers for allegedly creating ruckus at the Mahakaleshwar temple during the organisation chief Tejasvi Surya's visit there
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