Download Datalog Educational System Release Notes History

Universidad Complutense de Madrid
Datalog Educational System
o
Simplified error messages
o
Extension table is not cleared when enabling duplicates. Instead, complete
flag is reset, avoiding much recomputation
o
New non-standard SQL statements RENAME TABLE and RENAME VIEW
o
New commands:
/tapi
Process Input and format its output for TAPI
Input
communication.
/test_tapi Test the current TAPI connection. TAPI enabled
/drop_ic
Constraint
Drop the specified integrity constraint,
which starts with ":-"
/dependent_relations Relation Display the names of relations
that depend on relation Relation. TAPI enabled
/dependent_relations
Name/Arity
those
Display in format
depend on
relation
Relation/Arity
relations
that
Relation/Arity. TAPI enabled
/is_empty relation_name Display $true if the given relation is
empty, and $false otherwise TAPI enabled
/list_table_constraints table_name List table constraints for
table_name. TAPI enabled
/list_table_schemas List table schemas. TAPI enabled
/list_view_schemas List view schemas. TAPI enabled
/referenced_relations Relation Display the name of relations
that are directly referenced by a foreign key in relation Relation.
TAPI enabled
/referenced_relations Relation/Arity Display in format
Name/Arity those relations that are directly referenced by a foreign
key in relation Relation/Arity. TAPI enabled
/relation_exists relation_name Display $true if the given
relation exists, and $false otherwise. TAPI enabled
/relation_schema
relation_name
Display relation schema of
relation_name. TAPI enabled
/sql_left_delimiter Display the SQL left delimiter as defined by
the current database manager (either DES or the external DBMS via
ODBC) . TAPI enabled
/sql_right_delimiter Display the SQL right delimiter as defined
by the current database manager (either DES or the external DBMS
via ODBC) . TAPI enabled
•
o
New port to SWI-Prolog 5.10.5
o
New port to Ciao Prolog 1.14.2
Changes:
Fernando Sáenz-Pérez
16/49