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6.1.2.6 Table Administration
— Operation on relational-table: column-names
— Operation on relational-table: column-foreigns
— Operation on relational-table: column-domains
— Operation on relational-table: column-types

Return a list of the column names, foreign-key table names, domain names, or type names respectively for this table. These 4 methods are different from the others in that the list is returned, rather than a procedure to obtain the list.

— Operation on relational-table: primary-limit

Returns the number of primary keys fields in the relations in this table.

— Operation on relational-table: close-table

Subsequent operations to this table will signal an error.