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OCR: Database Page Database Page User 1 Row 1 | User 1 Row 1 Row 2 User 2 Row 2 Row 3 Row 3 Row 4 User 3 Row 4 Row 5 Row 5 Row-Level Locking Page-Level Locking FIGURE 1 A database page is subject to row-level and page-level locking. In some instances, locking at the database page level can improve performance.