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Base SAS 9.4 Procedures Guide, Third Edition
book

Base SAS 9.4 Procedures Guide, Third Edition

by SAS Institute
August 2014
Intermediate to advanced content levelIntermediate to advanced
2218 pages
209h 16m
English
SAS Institute
Content preview from Base SAS 9.4 Procedures Guide, Third Edition
TYPE
specifies the type of integrity constraint:
UNIQUE unique
CHECK check
NOTNULL not null
PRIMARY primary key
FOREIGN foreign key
REFERENTIAL a FOREIGN integrity constraint in another table that
references this table
VARIABLES
specifies the variables involved with this integrity constraint. Otherwise, it is
empty.
WHERE
specifies the WHERE expression for CHECK integrity constraints. Otherwise, it
is empty.
REFERENCE
specifies one of the following integrity constraints:
For FOREIGN integrity constraints, it specifies the table the foreign key
references.
For REFERENTIAL integrity constraints, it specifies the table containing the
foreign key.
Otherwise, ...
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Publisher Resources

ISBN: 9781629593043