DB2 单表可建立的最大字段个数
???求教 rowsize不超过当前所在的TBLSPACE的页长度 回复 1# snow888
TablesandViews
Maximumnumberofcolumnsinatable 1012
Maximumnumberofcolumnsinaview 5000
Maximumnumberofcolumnsinadatasourcetableorviewthatisreferencedbyanickname 5000
Maximumnumberofcolumnsinadistributionkey 500
Maximumlengthofarowincludingalloverhead32677
Maximumnumberofrowsinanon-partitionedtable,per databasepartition 128x10^10
Maximumnumberofrowsinadatapartition,perdatabase128x10^10
Maximumsizeofatableperdatabasepartitioninaregular tablespace(ingigabytes) 512
Maximumsizeofatableperdatabasepartitioninalarge DMStablespace(ingigabytes) 16384
Maximumnumberofdatapartitionsforasingletable32767
Maximumnumberoftablepartitioningcolumns16
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