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... ... @@ -11,14 +11,13 @@ 11 11 12 12 = 1. Overview = 13 13 14 - 15 15 [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 3.1 is a minor revision to the [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 3.0 Standard which introduces a limited set of changes, which cover the following: 16 16 17 17 **Information Model** 18 18 19 19 * Support for [[Dataflows>>doc:sdmx:Glossary 2\.1.Dataflow.WebHome]] to reference a subset of [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] from a [[Data Structure Definition>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]] 20 -* Simplification to Data [[Constraints>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]]21 -* Addition of Availability [[Constraints>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]]19 +* Simplification to Data Constraints 20 +* Addition of Availability Constraints 22 22 23 23 **Documentation** 24 24 ... ... @@ -47,7 +47,7 @@ 47 47 48 48 == 2.1 Removal of Advanced Release Calendar == 49 49 50 -The Data [[Constraint>>doc:sdmx:Glossary2\.1.Constraint.WebHome]]was simplified to become a cohesive structural [[artefact>>doc:sdmx:Glossary 2\.1.Artefact.WebHome]] focussed solely on the restriction of values that can be reported. As part of this remodelling the Advanced [[Release Calendar>>doc:sdmx:Glossary 2\.1.Release policy - release calendar.WebHome]] was removed as it does not play a restrictive role.49 +The Data Constraint was simplified to become a cohesive structural [[artefact>>doc:sdmx:Glossary 2\.1.Artefact.WebHome]] focussed solely on the restriction of values that can be reported. As part of this remodelling the Advanced [[Release Calendar>>doc:sdmx:Glossary 2\.1.Release policy - release calendar.WebHome]] was removed as it does not play a restrictive role. 51 51 52 52 //Guidance for Implementors// 53 53 [[Reference Metadata>>doc:sdmx:Glossary 2\.1.Reference metadata.WebHome]] reported against a [[Dataflow>>doc:sdmx:Glossary 2\.1.Dataflow.WebHome]] and / or [[Provision Agreement>>doc:sdmx:Glossary 2\.1.Provision agreement.WebHome]] can be used as an alternative to the Advanced [[Release Calendar>>doc:sdmx:Glossary 2\.1.Release policy - release calendar.WebHome]]. ... ... @@ -64,13 +64,13 @@ 64 64 The changes to the information model support two distinct use cases: 65 65 66 66 1. Horizontally complex [[Data Structure Definitions>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]] (DSDs) 67 -1. Additional cohesion to the Data [[Constraints>>doc:sdmx:Glossary2\.1.Constraint.WebHome]] model66 +1. Additional cohesion to the Data Constraints model 68 68 69 69 These changes are described in below. 70 70 71 71 == 3.1 Horizontally Complex Data Structure Definitions == 72 72 73 -An explanation of this use case, with additional details can be found under Section 6 - Technical Notes, under heading ‘10.3 [[Dimension>>doc:sdmx:Glossary2\.1.Dimension.WebHome]] [[Constraint>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]]’.72 +An explanation of this use case, with additional details can be found under Section 6 - Technical Notes, under heading ‘10.3 Dimension Constraint’. 74 74 75 75 The following changes to the model have been made to satisfy this use case. 76 76 ... ... @@ -80,11 +80,11 @@ 80 80 81 81 **Dataflow** 82 82 83 -The [[Dataflow>>doc:sdmx:Glossary 2\.1.Dataflow.WebHome]] has a new [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] [[Constraint>>doc:sdmx:Glossary2\.1.Constraint.WebHome]]property, which is used to reference a subset of [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] which it uses from the referenced [[DSD>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]].82 +The [[Dataflow>>doc:sdmx:Glossary 2\.1.Dataflow.WebHome]] has a new [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] Constraint property, which is used to reference a subset of [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] which it uses from the referenced [[DSD>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]]. 84 84 85 -The [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] [[Constraint>>doc:sdmx:Glossary2\.1.Constraint.WebHome]]fixes the [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] of the [[Dataflow>>doc:sdmx:Glossary 2\.1.Dataflow.WebHome]] enabling the referenced [[DSD>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]] to have new [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] added without the need to change the major [[version>>doc:sdmx:Glossary 2\.1.Version.WebHome]] number.84 +The [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] Constraint fixes the [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] of the [[Dataflow>>doc:sdmx:Glossary 2\.1.Dataflow.WebHome]] enabling the referenced [[DSD>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]] to have new [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] added without the need to change the major [[version>>doc:sdmx:Glossary 2\.1.Version.WebHome]] number. 86 86 87 -The [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] [[Constraint>>doc:sdmx:Glossary2\.1.Constraint.WebHome]]property is only required if the [[DSD>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]] sets the evolving structure property to true.86 +The [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] Constraint property is only required if the [[DSD>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]] sets the evolving structure property to true. 88 88 89 89 == 3.2 Constraint Cohesion == 90 90 ... ... @@ -98,6 +98,4 @@ 98 98 99 99 **Availability Constraint** 100 100 101 -The Availability [[Constraint>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]] is a new Structure introduced to describe data that exists, it is generated in the response to the Availability REST API. It is not a maintained structure, and as such has no [[maintenance agency>>doc:sdmx:Glossary 2\.1.Maintenance agency.WebHome]], identity or [[version>>doc:sdmx:Glossary 2\.1.Version.WebHome]] 102 - 103 - 100 +The Availability [[Constraint>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]] is a new Structure introduced to describe data that exists, it is generated in the response to the Availability REST API. It is not a maintained structure, and as such has no [[maintenance agency>>doc:sdmx:Glossary 2\.1.Maintenance agency.WebHome]], identity or [[version>>doc:sdmx:Glossary 2\.1.Version.WebHome]].