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Старый 31.10.2008, 11:22   #4  
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Axapta
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What prevents fast SQL operations?
There are a number of situations where X++ recordset operations can fall back to record-by-record operations.
The table below identifies these situations:

DELETE_FROM UPDATE_RECORDSET INSERT_RECORDSET ARRAY_INSERT Use...to override
Non-SQL tables Yes Yes Yes Yes not applicable
Delete actions Yes No No No skipDeleteActions()
Database log enabled Yes Yes Yes No skipDatabaseLog()
Overloaded method Yes Yes Yes Yes skipDataMethods()
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