/ doc / DocFrag / ARCQuery.QueryExpressionSelect.TryCheckForExistenceOfKey

ARCQuery.QueryExpressionSelect.TryCheckForExistenceOfKey

Edit keys at this level only

Edit keys at all sub levels.
NOTE: Edits are always additive. Use 'Invalid' in order to delete keys.

Assembly = ARCQuery
Description = Used by query expressions in order to catch wrong field names used or misspelling of field names.0x000D0x000A0x000D0x000AReturns TRUE if either:0x000D0x000A1) -TryGetFromTypeAndFieldName succeeds (in which case out parameter keyAsPK will be set),0x000D0x000A2) (new from Jan 2022) -AllEntityMethodKeysForEntityTypeDict contains the key,0x000D0x000A3) -CurrentStrictness- = OFF,0x000D0x000A4) -Result- is empty, or,0x000D0x000A5) At least one element in -Result- contains the given key0x000D0x000A0x000D0x000ANote that this check must be deferred to the actual execution of the query, not at -TryParse-, because the query expression mechanism has no concept of for which entity types it operates on.0x000D0x000A0x000D0x000AWill call -ShouldTerminate- if fails to get the key, this again will set -TerminateReason- with detailed information about available keys (that is, with a helpful error message).
DocFragType = ClassMember
IsInherited = True
IsInheritedDoc = True
Name = TryCheckForExistenceOfKey
Namespace = ARCQuery
Type = QueryExpressionSelect
Attribute/DeclaringType = QueryExpression
Attribute/Description = Used by query expressions in order to catch wrong field names used or misspelling of field names.0x000D0x000A0x000D0x000AReturns TRUE if either:0x000D0x000A1) -TryGetFromTypeAndFieldName succeeds (in which case out parameter keyAsPK will be set),0x000D0x000A2) (new from Jan 2022) -AllEntityMethodKeysForEntityTypeDict contains the key,0x000D0x000A3) -CurrentStrictness- = OFF,0x000D0x000A4) -Result- is empty, or,0x000D0x000A5) At least one element in -Result- contains the given key0x000D0x000A0x000D0x000ANote that this check must be deferred to the actual execution of the query, not at -TryParse-, because the query expression mechanism has no concept of for which entity types it operates on.0x000D0x000A0x000D0x000AWill call -ShouldTerminate- if fails to get the key, this again will set -TerminateReason- with detailed information about available keys (that is, with a helpful error message).
Attribute/MethodName = TryCheckForExistenceOfKey
Attribute/MethodSignature = Boolean TryCheckForExistenceOfKey(ARCQuery.Query, ARCCore.IK, ARCCore.PK ByRef)

Edit single sub keys only: Assembly / Attribute / Description / DocFragType / IsInherited / IsInheritedDoc / Name / Namespace / Type

Generated 2024-06-01 19:06:25.225 UTC