We must have the goods not later than 20th October () our stock is running short.
A、when
B、that
C、which
D、as
A、when
B、that
C、which
D、as
A、It must have the UNIQUE attribute. B、It cannot be created explicitly by the user. C、It must have the UNIQUE and CLUSTER attributes. D、It must have the UNIQUE WHERE NOT NULL attribute.
A、The tablespace must be locally managed. B、The tablespace must have only one temp file. C、The tablespace must be made nondefault and offline. D、The tablespace can remain as the default but must have no active sort operations.
A、Each extra column in the copy with more columns must not have a default value B、Columns that are common to both versions of the table must be defined in the same order on the master and the slave C、The slave database cannot have more columns than the master. Only the master database can have more columns D、Columns that are common to both versions of the table must come first in the table definition, before any additional columns are additional columns are defined on either server E、The master database cannot have more columns than the slave. Only the slave deatbase can have more columns