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The relational model fragment in figure 6 shows that a client can be sponsored by a charity or company. Convert the relational representation, including the
The relational model fragment in figure shows that a client can be sponsored by a
charity or company.
Convert the relational representation, including the constraints, shown in Figure to
appropriate SQL Data Definition Language statements to create tables representing the
same data requirements.
You are not required to define any additional tables, nor should you add any additional
attributes to either relation. The named domains are defined below figure You can
assume that the standard PostgreSQL datatypes are available.
Figure A relational model of the relationship SponsoredBy between the relations
Client and Sponsor.
Domains used in Figure ; you can assume these have already been defined in SQL
ClientNumbers: CHAR
NameStrings: VARCHAR
EmailStrings: VARCHAR CHECKVALUE LIKE @
SponsorTypes: VARCHAR
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