Query and Create Exercise as multiple parties

[Leonid_Rozenberg]

User aliases, a tale of two approaches. A developer grapples with DAML

If privacy is not a concern (eg. you specifically want global visibility of all aliases) and your lookups are far more frequent than write operations (add, delete, change aliases), then some of the concerns of MapOnLedger are not as grave - so it might be the better option then. The LedgerAsMap option is better for when the disclosure of an alias is considered a business process, and each party has a set of aliases it interacts with that is much smaller than the global population. In this case …

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