SYSCAT.COLCHECKS Contains a row for each column that is referenced by a table check constraint db2 select constname, tabname, colname, usage from syscat.colchecks

COLCHECKS为表检查约束所引用的每个列保持一个行db2select constname,tabname,colname,usage from syscat.colchecks

youdao

SYSCAT.COLCHECKS Contains a row for each column that is referenced by a table check constraint db2 select constname, tabname, colname, usage from syscat.colchecks

COLCHECKS为表检查约束所引用的每个列保持一个行db2select constname,tabname,colname,usage from syscat.colchecks

youdao