Best practices for all DDEX standards

Below please find guidance and best practice articles for any DDEX Standard by using the search function or by browsing the articles by category.

General guidance

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Bar codes of various lengths
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Communicating old currencies
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Communication of percentages
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Dealing with uncommon use cases
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Field length and precision
Page:

Handling “odd” characters
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How long can artist names and titles be?
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How many DPIDs Do I need?
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Identifying sound recordings and videos containing the same audio
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No Data for Mandatory Fields
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Parental advice labels
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Priorities for metadata items
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Time stamp for data accuracy
Page:

Version compatibility
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Versioning Allowed Value Sets
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What can I do if I have data requirements not addressed by DDEX

Guidance on Releases, Resources and Works

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Adding and Removing Specific Encodings
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Are ResourceGroups mandatory?
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Can a release be identified by an ISRC?
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Can a Release contain the Same Sound Recording Multiple Times?
Page:

Classical Music – Genre vs Structure
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Clip samples
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Communicating audio and video clips such as previews and clips used for “shorts” (ERN 4.3 and later)
Page:

Communicating awards in MEAD/PIE
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Communicating Binaries
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Communicating Classical Releases and Resources
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Communicating Lyrics
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Communicating of focus tracks in MEAD/PIE
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Communicating Stems
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Creation Dates
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Differentiating versions using SubTitle in ERN and RDR-N
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Display Titles in RDR
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ERN Message without Resources
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Genres
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Handling “immersive audio”
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Handling of Tracks that are “not cleared”
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Hidden Sound Recordings
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How long can artist names and titles be?
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Identifiers for resources, releases and parties
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Identifying Chapters
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Images for Box Sets
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Implementation: RDR-N ResourceList
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Instrumental Music (ERN-3)
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Keywords
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Linking different Releases and Resources
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MEAD and PIE samples: awards
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MEAD and PIE samples: focus tracks
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MEAD and PIE samples: impact date
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MEAD and PIE samples: recording locations
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MEAD Information for a Taken-down Release
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Metadata in different languages
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Mixing classical with popular music
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Mood in MEAD
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Opus and composer catalogue numbers
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Origin and Trustworthiness of MEAD and PIE information
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Original Release Date, Release Date and other Dates
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Parental advice labels
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PLine and CLine
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Preview Resources
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Primary and Secondary Resources
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Product Types in Titles
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Public Domain Works
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ReferenceTitle of a SoundRecording
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Release Types for TrackReleases
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Resource Groups and Track Releases
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Resource Types
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Resource-specific Previews
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Same Recording with Different Metadata
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Samples for classical music in ERN-3 and ERN-4
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Semantics of LineupComplete
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Sequencing Resources
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Should I use an ISRC as the primary key for my database?
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Subtitles in Multiple Languages
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Territorial Variations in Release Descriptions
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Territorial Variations in the SoundRecordingDetailsByTerritory Composite in RDR-N
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Theme in MEAD
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Titles and Subtitles in ERN-3
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Titles and Subtitles in ERN-4
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Track Releases
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Translating and Transliterating Titles
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What should a RIN File contain?
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Why Artist Information Is in Multiple Places

Guidance on Parties

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“Various Artists” in ERN
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Artist Name changes over time
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Artist Roles and DisplayCredits
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Band Members
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Canonical Spellings for Names
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Communicating awards in MEAD/PIE
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Communicating Display Artist(s) and Display Artist Name(s)
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Communicating of focus tracks in MEAD/PIE
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Communicating Remixe(r)s
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Contributors, Artists and Writers
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DisplayArtist? DisplayArtistName? Contributor? IndirectContributor? What is this all about?
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DisplayArtistNames for Releases and Resources
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Displaying Artists for Remixes [ERN-4 only]
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ERN 4 PartyList
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Handling long titles and special characters in the DSR, CDM and RDR-R standards
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How long can artist names and titles be?
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Identifiers for resources, releases and parties
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Metadata in different languages
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One artist with two roles
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Origin and Trustworthiness of MEAD and PIE information
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Ownership Claims for Single Resource Releases in ERN
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Priorities for metadata items
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Rights Controller Information in ERNs to Music Licensing Companies
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Role Code Synonyms and Credits
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Samples for classical music in ERN-3 and ERN-4
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Semantics of LineupComplete
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Sequencing Recording Artists and Writers
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Special Characters
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Splitting Names & the "Key" Name
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Territorial RightsController Information
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Territorial Variations in Release Descriptions
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Translating and Transliterating Names
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What should a RIN File contain?
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Why Artist Information Is in Multiple Places
Page:

Writer Roles

Guidance on Deals

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Active Deals at Time of Sending an ERN
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Adding tracks to a playlist before "street date"
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Album Streaming
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ApplicableTerritoryCode vs Deal Territories
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Availability and Visibility
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Cancelling a Deal Before "Street Date"
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Communicate Territory Information in Different Kinds of Releases
Page:

Communicating old currencies
Page:

Complex Deals can be Dangerous
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Dates in Deals are being phased out (in favour of datetimes)
Page:

Dates: exclusive vs. inclusive
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Deals without StartDate/StartDateTime (ERN-3 & ERN 4.1)
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Displaying Deal Dates to Consumers
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Excluded Territories and Worldwide
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Handling Conflicts
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Handling of Tracks that are “not cleared”
Page:

Is a NewReleaseMessage with no Deal valid?
Page:

Java library's date bug for 2020
Page:

LiveStream
Page:

MEAD and PIE samples: impact date
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MEAD Information for a Taken-down Release
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Multiple CommercialModelTypes or UseTypes in one Deal
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Multiple consecutive Deals
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Multiple Deals for one Release
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No Takedown in Initial Deal
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Podcasts in DSR
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PriceInformation
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Product Types in Titles
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Recommended use of CommercialModelType and UseType in ERN-4
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Registering Compilations in RDR-N (v 1.5)
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Reporting Sales/Usages for Individual Tracks (e.g. for Streaming Deals
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Revenue and IndirectValue
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RightsClaimPolicy (update in v3.8.1 and ERN-4)
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Start Dates, End Dates, Start Date-Times and End Date-Times of Deals
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Takedowns
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Territorial scope for visibility dates (ERN 4.3 and later)
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Territorial Scope of a Deal
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Territorial Takedowns
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Territories in Deals and Release Descriptions
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Updating a claim in RDR
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UseType for Fingerprinting Services

Guidance on Binaries

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Adding and Removing Specific Encodings
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Communicating Binaries
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Primary and Secondary Resources

Guidance on Identifiers and Allowed Value Sets

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Allowed-value sets and UserDefinedValues
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Avoiding the use of proprietary Identifiers
Page:

Bar codes of various lengths
Page:

Can a release be identified by an ISRC?
Page:

Communication of identifiers in DDEX messages
Page:

Do DPIDs have hyphens?
Page:

Excluded Territories and Worldwide
Page:

How many DPIDs Do I need?
Page:

Identifiers for resources, releases and parties
Page:

Identifying Chapters
Page:

Identifying sound recordings and videos containing the same audio
Page:

Limitations of proprietary identifiers
Page:

Malformed identifiers
Page:

Multiple CommercialModelTypes or UseTypes in one Deal
Page:

Multiple proprietary identification systems
Page:

Opus and composer catalogue numbers
Page:

Proprietary identifiers
Page:

Referencing composites using ID and IDREF
Page:

Should I use an ISRC as the primary key for my database?
Page:

Specialising DDEX-Defined Values
Page:

Territory codes (ISO 3166-1, ISO 3166-3, TIS)
Page:

User-defined values
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Versioning Allowed Value Sets
Page:

Worldwide

Guidance on Dates and Time

Page:

Cancelling a Deal Before "Street Date"
Page:

Creation Dates
Page:

Dates: exclusive vs. inclusive
Page:

Deals without StartDate/StartDateTime (ERN-3 & ERN 4.1)
Page:

Displaying Deal Dates to Consumers
Page:

Excluded Territories and Worldwide
Page:

Java library's date bug for 2020
Page:

Original Release Date, Release Date and other Dates
Page:

Start Dates, End Dates, Start Date-Times and End Date-Times of Deals
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Time stamp for data accuracy

Guidance on Choreography issues

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(No) Resources in initial delivery
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Access Credentials
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Acknowledgements and Non-repudiation
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Active Deals at Time of Sending an ERN
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Cancelling a Deal Before "Street Date"
Page:

Deals without StartDate/StartDateTime (ERN-3 & ERN 4.1)
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Differentiating "Inserts" from "Updates"
Page:

ERN Messages as a “Statements of Truth”
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File naming convention for Masterlist Reports
Page:

Generating and Processing ERN Batches
Page:

Is a NewReleaseMessage with no Deal valid?
Page:

MEAD as a “Statement of Truth”
Page:

MEAD Information for a Taken-down Release
Page:

MEAD Messages as Secondary Resources in an ERN Feed
Page:

No Takedown in Initial Deal
Page:

Order of ERN Processing
Page:

Signalling Rights conflicts in ERN-C Status Updates
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Takedowns
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Territorial Takedowns
Page:

Update Indicator

Guidance on XML issues

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Comments
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Direction of writing
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Do not use CDATA to concatenate data
Page:

Importing RIN Files into RIN Files
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Invalid Messages
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Java library's date bug for 2020
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Locations of XSDs
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Namespace and file locations for the XSD for allowed value sets
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Order of XML attributes
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Preambles for XML-based DDEX messages
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Referencing composites using ID and IDREF
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Semantics of repeating XML tags
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Special XML characters (and how to avoid &amp;)
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Specialising DDEX-Defined Values
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User-defined values

Guidance on flat file issues

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Delimiters and Special Characters in Flat File Messages
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Deprecated Cells in DSR and CDM
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DSR and CDM messages exported from spreadsheet applications
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Handling long titles and special characters in the DSR, CDM and RDR-R standards
Page:

MRBV vs SRBV
Page:

Multiple Identifiers for Multiple Parties

All available guidance

Page:

“Various Artists” in ERN
Page:

(No) Resources in initial delivery
Page:

Access Credentials
Page:

Acknowledgements and Non-repudiation
Page:

Active Deals at Time of Sending an ERN
Page:

Adding and Removing Specific Encodings
Page:

Adding tracks to a playlist before "street date"
Page:

Album Streaming
Page:

Allowed-value sets and UserDefinedValues
Page:

ApplicableTerritoryCode vs Deal Territories
Page:

Are ResourceGroups mandatory?
Page:

Artist Name changes over time
Page:

Artist Roles and DisplayCredits
Page:

Availability and Visibility
Page:

Avoiding the use of proprietary Identifiers
Page:

Band Members
Page:

Bar codes of various lengths
Page:

Can a release be identified by an ISRC?
Page:

Can a Release contain the Same Sound Recording Multiple Times?
Page:

Cancelling a Deal Before "Street Date"
Page:

Canonical Spellings for Names
Page:

Classical Music – Genre vs Structure
Page:

Clip samples
Page:

Comments
Page:

Communicate Territory Information in Different Kinds of Releases
Page:

Communicating audio and video clips such as previews and clips used for “shorts” (ERN 4.3 and later)
Page:

Communicating awards in MEAD/PIE
Page:

Communicating Binaries
Page:

Communicating Classical Releases and Resources
Page:

Communicating Display Artist(s) and Display Artist Name(s)
Page:

Communicating Lyrics
Page:

Communicating of focus tracks in MEAD/PIE
Page:

Communicating old currencies
Page:

Communicating Remixe(r)s
Page:

Communicating Stems
Page:

Communication of identifiers in DDEX messages
Page:

Communication of percentages
Page:

Complex Deals can be Dangerous
Page:

Contributors, Artists and Writers
Page:

Creation Dates
Page:

Currency conversion in DSR and CDM
Page:

Dates in Deals are being phased out (in favour of datetimes)
Page:

Dates: exclusive vs. inclusive
Page:

Dealing with uncommon use cases
Page:

Deals without StartDate/StartDateTime (ERN-3 & ERN 4.1)
Page:

Delimiters and Special Characters in Flat File Messages
Page:

Deprecated Cells in DSR and CDM
Page:

Differentiating "Inserts" from "Updates"
Page:

Differentiating versions using SubTitle in ERN and RDR-N
Page:

Direction of writing
Page:

Display Titles in RDR
Page:

DisplayArtist? DisplayArtistName? Contributor? IndirectContributor? What is this all about?
Page:

DisplayArtistNames for Releases and Resources
Page:

Displaying Artists for Remixes [ERN-4 only]
Page:

Displaying Deal Dates to Consumers
Page:

Do DPIDs have hyphens?
Page:

Do not use CDATA to concatenate data
Page:

DSR and CDM messages exported from spreadsheet applications
Page:

ERN 4 PartyList
Page:

ERN Message without Resources
Page:

ERN Messages as a “Statements of Truth”
Page:

Excluded Territories and Worldwide
Page:

Field length and precision
Page:

File naming convention for Masterlist Reports
Page:

GDPR and UGC
Page:

Generating and Processing ERN Batches
Page:

Genres
Page:

Handling “immersive audio”
Page:

Handling “odd” characters
Page:

Handling Conflicts
Page:

Handling long titles and special characters in the DSR, CDM and RDR-R standards
Page:

Handling of Tracks that are “not cleared”
Page:

Hidden Sound Recordings
Page:

How long can artist names and titles be?
Page:

How many DPIDs Do I need?
Page:

Identifiers for resources, releases and parties
Page:

Identifying Chapters
Page:

Identifying sound recordings and videos containing the same audio
Page:

Images for Box Sets
Page:

Implementation: RDR-N ResourceList
Page:

Importing RIN Files into RIN Files
Page:

Instrumental Music (ERN-3)
Page:

Invalid Messages
Page:

Is a NewReleaseMessage with no Deal valid?
Page:

Java library's date bug for 2020
Page:

Keywords
Page:

Limitations of proprietary identifiers
Page:

Linking different Releases and Resources
Page:

LiveStream
Page:

Locations of XSDs
Page:

Malformed identifiers
Page:

MEAD and PIE samples: awards
Page:

MEAD and PIE samples: focus tracks
Page:

MEAD and PIE samples: impact date
Page:

MEAD and PIE samples: recording locations
Page:

MEAD as a “Statement of Truth”
Page:

MEAD Information for a Taken-down Release
Page:

MEAD Messages as Secondary Resources in an ERN Feed
Page:

Metadata in different languages
Page:

Mixing classical with popular music
Page:

Mood in MEAD
Page:

MRBV vs SRBV
Page:

Multiple CommercialModelTypes or UseTypes in one Deal
Page:

Multiple consecutive Deals
Page:

Multiple Deals for one Release
Page:

Multiple Identifiers for Multiple Parties
Page:

Multiple proprietary identification systems
Page:

Namespace and file locations for the XSD for allowed value sets
Page:

No Data for Mandatory Fields
Page:

No Takedown in Initial Deal
Page:

One artist with two roles
Page:

Opus and composer catalogue numbers
Page:

Order of ERN Processing
Page:

Order of XML attributes
Page:

Origin and Trustworthiness of MEAD and PIE information
Page:

Original Release Date, Release Date and other Dates
Page:

Ownership Claims for Single Resource Releases in ERN
Page:

Parental advice labels
Page:

PLine and CLine
Page:

Podcasts in DSR
Page:

Preambles for XML-based DDEX messages
Page:

Preview Resources
Page:

PriceInformation
Page:

Primary and Secondary Resources
Page:

Priorities for metadata items
Page:

Product Types in Titles
Page:

Profile names
Page:

Proprietary identifiers
Page:

Public Domain Works
Page:

Recommended use of CommercialModelType and UseType in ERN-4
Page:

ReferenceTitle of a SoundRecording
Page:

Referencing composites using ID and IDREF
Page:

Registering Compilations in RDR-N (v 1.5)
Page:

Release Types for TrackReleases
Page:

Reporting Sales/Usages for Individual Tracks (e.g. for Streaming Deals
Page:

Resource Groups and Track Releases
Page:

Resource Types
Page:

Resource-specific Previews
Page:

Revenue and IndirectValue
Page:

Rights Controller Information in ERNs to Music Licensing Companies
Page:

RightsClaimPolicy (update in v3.8.1 and ERN-4)
Page:

Role Code Synonyms and Credits
Page:

Same Recording with Different Metadata
Page:

Samples for classical music in ERN-3 and ERN-4
Page:

Scalability of UGC sales/usage reports
Page:

Semantics of LineupComplete
Page:

Semantics of repeating XML tags
Page:

Sequencing Recording Artists and Writers
Page:

Sequencing Resources
Page:

Should I use an ISRC as the primary key for my database?
Page:

Signalling Rights conflicts in ERN-C Status Updates
Page:

Special Characters
Page:

Special XML characters (and how to avoid &amp;)
Page:

Specialising DDEX-Defined Values
Page:

Splitting Names & the "Key" Name
Page:

Start Dates, End Dates, Start Date-Times and End Date-Times of Deals
Page:

Subtitles in Multiple Languages
Page:

Takedowns
Page:

Territorial RightsController Information
Page:

Territorial scope for visibility dates (ERN 4.3 and later)
Page:

Territorial Scope of a Deal
Page:

Territorial Takedowns
Page:

Territorial Variations in Release Descriptions
Page:

Territorial Variations in the SoundRecordingDetailsByTerritory Composite in RDR-N
Page:

Territories in Deals and Release Descriptions
Page:

Territory codes (ISO 3166-1, ISO 3166-3, TIS)
Page:

Theme in MEAD
Page:

Time stamp for data accuracy
Page:

Titles and Subtitles in ERN-3
Page:

Titles and Subtitles in ERN-4
Page:

Track Releases
Page:

Translating and Transliterating Names
Page:

Translating and Transliterating Titles
Page:

Update Indicator
Page:

Updating a claim in RDR
Page:

User-defined values
Page:

UseType for Fingerprinting Services
Page:

Version compatibility
Page:

Versioning Allowed Value Sets
Page:

What can I do if I have data requirements not addressed by DDEX
Page:

What should a RIN File contain?
Page:

Which Release Profile for which ERN Version?
Page:

Who owns which rights?
Page:

Why Artist Information Is in Multiple Places
Page:

Worldwide
Page:

Writer Roles

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