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EdmiError edmiRemoteUnsetAggrElement(SdaiServerContext serverContextId,
SdaiAggr aggrId,
SdaiAggrIndex index,
SdaiInvocationId *edmiInvocationId);
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Unsets an array element identified by its element index. This function is only applicable on aggregates of array type.
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Arguments
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| Type | Name | Comment |
| SdaiServerContext | serverContextId | Context identification, from edmiDefineServerContext |
| SdaiAggr | aggrId | The numeric aggregateID that uniquely identifies the array for which to unset an indexed element. |
| SdaiAggrIndex | index | The index of the array element to unset. |
| SdaiInvocationId | edmiInvocationId | Currently not used. |
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Return Value
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Options
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Example
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/*
SCHEMA DentalStatus;
ENTITY Tooth;
Fillings : INTEGER;
END_ENTITY;
ENTITY Incisor SUBTYPE OF (Tooth); END_ENTITY;
ENTITY Canin SUBTYPE OF (Tooth); END_ENTITY;
ENTITY Molar SUBTYPE OF (Tooth); END_ENTITY;
ENTITY Wisdom SUBTYPE OF (Molar); END_ENTITY;
ENTITY Patient;
CustomerId : INTEGER;
ToothSet : ARRAY [1:32] OF OPTIONAL Tooth;
END_ENTITY;
END_SCHEMA;
*/
EdmiError rstat;
SdaiServerContext myContext;
SdaiModel modelId;
SdaiInteger nHits, index;
SdaiInstance patientId;
SdaiAggr toothSet;
/* Define Remote Server Context */
rstat = edmiDefineServerContext("MyRemoteServerContext",
"Johnny", "Dentist", "cf37ftr",
"TCP", "9090", "MyServerHost",
NULL, NULL, NULL, NULL, NULL, &myContext);
/* Get the modelId of the
patient register model */
rstat = edmiRemoteGetModelBN(myContext, "DataRepository",
"PatientRegister", &modelId, NULL);
/* Get the instance Id of the patient
with customerId 8745 */
nHits = 1;
index = 0;
rstat = edmiRemoteFindInstancesBN(myContext, modelId,
"Patient", "CustomerId = 8745",
sizeof(SdaiInstance), &index, &nHits,
&patientId, NULL);
/* Get the patients toothset */
rstat = edmiRemoteGetAttrsBN(myContext, patientId, 0, 1, NULL,
"ToothSet", sdaiAGGR, &toothSet);
/* The patients upper left wisdom molar
(toothSet element 1) has been drawn out */
rstat = edmiRemoteUnsetAggrElement(myContext,
toothSet, 1, NULL);
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See also
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