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learntsql
524 Posts |
Posted - 2014-10-29 : 09:34:49
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Hi All,What does "Check Constraints" option in Bulkinsert task in SSIS 2012.When i uncheck and load the duplicate data should it load or fail it?can you please explain how it works.TIA |
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gbritton
Master Smack Fu Yak Hacker
2780 Posts |
Posted - 2014-10-30 : 09:22:13
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CHECK_CONSTRAINTSSpecifies that all constraints on the target table or view must be checked during the bulk-import operation. Without the CHECK_CONSTRAINTS hint, any CHECK and FOREIGN KEY constraints are ignored, and after the operation the constraint on the table is marked as not-trusted.http://msdn.microsoft.com/en-us/library/ms162802.aspxWhether it loads or fails depends on the table definition and your data. e.g. with CHECK_CONSTRAINTS off, duplicate keys may still be rejected. Try it with a test table and test data to be sure. |
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