Databases cospos

Cosmos DB for PostgreSQL cluster naming convention

The CAF abbreviation for Cosmos DB for PostgreSQL cluster is cospos. Names can be 3 to 63 characters long and allow lowercase alphanumerics and hyphens. The name must be globally unique across all of Azure.

Naming rules

CAF abbreviation	cospos
Length	3 to 63 characters
Allowed characters	Lowercase letters and numbers, hyphens
Scope of uniqueness	Global (must be unique across all of Azure)
CAF pattern	cospos-{workload}-{environment}-{region}-{instance}

Worth knowing: Globally unique name.

Rules follow Microsoft's resource naming rules and CAF abbreviations. Some resource types have extra start/end character restrictions, so verify against the official docs before locking in a convention.

Example names

Generated by the same engine as the name generator, so length and character rules are already applied.

Scenario	Generated name	Length
Payments API, production	`cospos-payments-prod-eus-001`	28/63
Web app, development	`cospos-webapp-dev-weu-002`	25/63
Analytics with company prefix	`cospos-contoso-analytics-stage-uks-001`	38/63

Naming in Terraform and Bicep

Build the name from variables so one module produces the right name in every environment.

Terraform

locals {
  cosmos_postgresql_name = lower("cospos-${var.workload}-${var.environment}-${var.region}-001")
}

Bicep

var cosmosPostgresqlName = toLower('cospos-${workload}-${environment}-${region}-001')

Generate Cosmos DB for PostgreSQL cluster names for your workload

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See the full list of Azure resource naming rules or read the complete CAF naming guide.