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/* RCS $Id: CosQuery.idl,v 1.2 2000/12/03 14:43:59 thomas Exp $
*
* ----------------------------------------------------------------------------
* This is unmarked software provided by the Object Management Group,Inc. (OMG)
* ----------------------------------------------------------------------------
*/
/**
* CosQuery is the Common Object Services Specification query module
* as it it appears in COSS1, v1.0.
*/
#ifndef CosQuery_idl
#define CosQuery_idl
#ifndef CosQueryCollection_idl
#include "CosQueryCollection.idl"
#endif
module CosQuery {
exception QueryInvalid {string why;};
exception QueryProcessingError {string why;};
exception QueryTypeInvalid {};
enum QueryStatus {complete, incomplete};
typedef CosQueryCollection::ParameterList ParameterList;
typedef CORBA::InterfaceDef QLType;
typedef sequence<QLType> QLTypeSeq;
interface Query;
interface QueryLanguageType {};
interface SQLQuery : QueryLanguageType {};
interface SQL_92Query : SQLQuery {};
interface OQL : QueryLanguageType {};
interface OQLBasic : OQL {};
interface OQL_93 : OQL {};
interface OQL_93Basic : OQL_93, OQLBasic {};
interface QueryEvaluator {
readonly attribute QLTypeSeq ql_types;
readonly attribute QLType default_ql_type;
any evaluate (in string query,
in QLType ql_type,
in ParameterList params)
raises(QueryTypeInvalid,
QueryInvalid,
QueryProcessingError);
};
interface QueryableCollection : QueryEvaluator,
CosQueryCollection::Collection {
};
interface QueryManager : QueryEvaluator {
Query create (in string query,
in QLType ql_type,
in ParameterList params)
raises(QueryTypeInvalid,
QueryInvalid);
};
interface Query {
readonly attribute QueryManager query_mgr;
void prepare (in ParameterList params)
raises(QueryProcessingError);
void execute (in ParameterList params)
raises(QueryProcessingError);
QueryStatus get_status ();
any get_result ();
};
};
#endif // CosQuery_idl
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