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When does DBCC checkdb with physical _ only fail?
Usually in the most case when whenever DBCC CHECKDB WITH PHYSICAL_ONLY fails it is usually caught in DBCC CHECKDB as well. However, in the interesting situation, my client was getting the error only when he ran DBCC CHECKDB in the latest version of SQL Server 2017.
How is logical consistency checked in DBCC checktable?
Logical consistency checking on indexes varies according to the compatibility level of the database, as follows: Unless NOINDEX is specified, DBCC CHECKTABLE performs both physical and logical consistency checks on a single table and on all its nonclustered indexes.
What causes DBCC checktable to run faster under heavy load?
TABLOCK will cause DBCC CHECKTABLE to run faster on a table under heavy load, but decreases the concurrency available on the table while DBCC CHECKTABLE is running. Displays the estimated amount of tempdb space needed to run DBCC CHECKTABLE with all the other specified options.
Which is faster SQL Server or DBCC checkdb?
All checks: SQL Server Execution Times: CPU time = 2074875 ms, elapsed time = 3007516 ms. So, no – PHYSICAL_ONLY on databases larger than 200GB is not slower than a full check. Generally no: it does a subset of the tasks so should be faster.
What is the minimum repair level for checkdb?
Possible chain linkage problem. CHECKDB found 0 allocation errors and 28 consistency errors in database ‘houseme’. repair_allow_data_loss is the minimum repair level for the errors found by DBCC CHECKDB (houseme). What do I do?
What are the database errors found in checkdb?
Page (1:194932) is missing a reference from previous page (1:194931). Possible chain linkage problem. CHECKDB found 0 allocation errors and 28 consistency errors in database ‘houseme’. repair_allow_data_loss is the minimum repair level for the errors found by DBCC CHECKDB (houseme).
What causes DBCC checkdb to run faster than SQL Server?
Causes DBCC CHECKDB to obtain locks instead of using an internal database snapshot. This includes a short-term exclusive (X) lock on the database. TABLOCK will cause DBCC CHECKDB to run faster on a database under heavy load, but decreases the concurrency available on the database while DBCC CHECKDB is running.