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1 +Methodology.SDMX 2\.1 User Guide.WebHome
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4 4  
5 5  == 7.1 Scope of this Chapter ==
6 6  
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8 8  
9 9  The storage, retrieval and linkage to data of Reference Metadata (often known as “footnote” metadata) is becoming more and more important in the dissemination of statistics. All organizations that compile statistical data have reference metadata and it is often useful to data consumers for the data providers to disseminate this with the data. This can be done in a simple way by disseminating all such metadata regardless of whether it pertains to the data, or it can be done in a more intelligent way, and therefore more useful to the data consumer, by disseminating only that metadata which pertains to the data being viewed or downloaded.
10 10  
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33 33  
34 34  Therefore the conceptual structure of a Metadata Repository is:
35 35  
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38 38  (% style="text-align: center;" %)
39 39  **{{id name="image_14"/}}Figure 14: Conceptual Structure of a Metadata Repository**
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50 50  
51 51  === 7.3.1 Examples ===
52 52  
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58 58  
59 59  === 7.3.2 Metadata Structure Definition ===
60 60  
61 61  ==== 7.3.2.1 MSD Visualised in a Tool ====
62 62  
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65 65  (% style="text-align: center;" %)
66 66  **{{id name="image_15"/}}Figure 15: MSD - Metadata Targets**
67 67  
68 -(% class="wikigeneratedid" id="HNotes" %)
69 -**Notes**
74 +===== **Notes** =====
70 70  
71 71  The DATA_KEY_TARGET comprises two components:
72 72  
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79 79  
80 80  ~1. An **Identifiable Object** which must be a Dataflow
81 81  
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85 85  **{{id name="image_16"/}}Figure 16: MSD - Report Structure**
86 86  
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88 -**Notes**
93 +===== Notes =====
89 89  
90 90  1. There is only one Report Structure. The same structure is used for both Metadata Targets (Dataflow and Data Key).
91 91  1. It is possible to have many Report Structure in an MSD, each referencing a different Metadata Target.
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92 92  
93 93  ==== 7.3.2.2 MSD SDMX-ML ====
94 94  
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98 98  **{{id name="image_17"/}}Figure 17: MSD - Metadata Targets**
99 99  
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103 103  **{{id name="image_18"/}}Figure 18: MSD - Metadata Report**
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106 106  
107 107  === 7.3.3 Metadata Set ===
108 108  
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