Labels:text | screenshot | font | number | display | line OCR: Method Best-Case Blocks Read Worst-Case Blocks Read Marked as Least Recently Used Blocks Held in SGA Index Range Scan 10.000 10.000 Y 10.000 Tatile Access by RowID 100,000 1,000,000 Y <== 1,000,000 === 110,000 1,010,000 <= 1,010,000 Full Table Scan 1,000,000 1,000,000 (multiblock read count} TABLE 1 . Block reads and memory usage for large table access methods for a 10 percent scan of a very large table.
