Navigation Data Standard - Format Specification Table of Contents
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- NDS e.V. All Rights Reserved.
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4 Database Structure..................................................................... 81
4.1 Definition of Product Databases........................................................................ 82
4.1.1 URI and File Names................................................................................ 84
4.1.2 Definition of NDS Suppliers....................................................................85
4.1.3 Definition of DataScript Version............................................................ 85
4.2 Structure and Data of Product Databases......................................................... 85
4.2.1 Building Block Relation Table.................................................................89
4.2.2 Building Block Component Version Table.............................................. 90
4.2.3 Language Table.......................................................................................92
4.2.4 Data Model Version Table......................................................................94
4.2.5 Compatibility Matrix...............................................................................95
4.3 Logical Mapping of Tables to Building Blocks.................................................... 95
4.4 Distribution of Tables over SQLite Files............................................................. 96
4.5 Multiplexing/Striping for SQLite Files.............................................................. 101
4.6 Compression.....................................................................................................101
5 Shared Data Building Block: Update Region Metadata..............103
5.1 Level Metadata.................................................................................................103
5.2 Region Metadata..............................................................................................104
5.2.1 Flexible Attribute Maps in the Region Metadata.................................107
5.2.2 Storing Legal Speed Limits for Countries............................................. 107
5.3 Road Number Class Prefix Table...................................................................... 108
5.4 Additional Icons................................................................................................110
5.5 Address Format................................................................................................110
5.6 Region-specific Profiles.................................................................................... 111
5.7 Time Zones....................................................................................................... 111
5.7.1 Assigning Time Zones to Metadata Regions........................................ 112
6 Attributes.................................................................................113
6.1 Attribute Groups.............................................................................................. 113
6.1.1 Using the isInclusive Flag............................................................114
6.1.2 Rules for Attribute Groups...................................................................115
6.1.3 Evaluation of Attribute Groups............................................................ 116
6.1.4 Examples: Regulations Combined with Conditions.............................. 118
6.1.5 Example: Restricted Traffic on Lanes for Vehicle Types.......................119
6.1.6 Example: Prohibited Passage for Trucks during Specific Time
Periods................................................................................................................. 123
