将索引、大对象(Large Object,LOB)和大字段(Long Field,LF)或 XML 数据与表数据分开存储是有好处的。但是,在本教程中没有 LOB/LF 数据,所以不需要为它们创建表空间。
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long field industrial factory 龙辉实业厂
long term field experiment 长期野外试验
long range stress field 长程应力场
long distance field intensity meter 远距离电场强度计 ; 远间隔电场强度计
long wire field 长导线场
long-range field 长距离作用场
以上来源于: WordNet
This is really useful when very long field names (such as those used with SAP) are in use.
当使用非常长的字段名称(例如 SAP 所使用的那些字段名称)时,这的确很有用。
The exception is for long field and large object data in "dirty" table Spaces, which are always backed up.
不过有一个例外,对于“脏(dirty)”表空间中的long型字段和大型对象数据,总是需要进行备份。
For large objects and long field data, DB2 escalates Intent None (IN) locks to Share (S) locks and therefore is approximately 10% slower.
对于大型对象和 long 字段数据,DB2 将 Intent None (IN) 锁升级为 Share (S) 锁,因而要慢大约 10%。
It was mostly his military skill and intelligence that kept the South in the field so long.
VOA: special.2009.12.24
It settles into a long, powerless slide toward the landing field at Edwards Air Force Base.
VOA: special.2010.07.07
They form in long lines across the dune field.
VOA: special.2010.01.04
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