Cosmos DB Bicep Patterns

Account

resource cosmosAccount 'Microsoft.DocumentDB/databaseAccounts@2023-04-15' = \{
  name: '${resourcePrefix}-cosmos-${uniqueHash\}'
  location: location
  kind: 'GlobalDocumentDB'
  properties: \{
    databaseAccountOfferType: 'Standard'
    locations: [
      \{
        locationName: location
        failoverPriority: 0
        isZoneRedundant: false
      \}
    ]
    consistencyPolicy: \{
      defaultConsistencyLevel: 'Session'
    \}
    capabilities: [
      \{
        name: 'EnableServerless'
      \}
    ]
  \}
\}

Database

resource cosmosDatabase 'Microsoft.DocumentDB/databaseAccounts/sqlDatabases@2023-04-15' = \{
  parent: cosmosAccount
  name: 'appdb'
  properties: \{
    resource: \{
      id: 'appdb'
    \}
  \}
\}

Container

resource cosmosContainer 'Microsoft.DocumentDB/databaseAccounts/sqlDatabases/containers@2023-04-15' = \{
  parent: cosmosDatabase
  name: 'items'
  properties: \{
    resource: \{
      id: 'items'
      partitionKey: \{
        paths: ['/partitionKey']
        kind: 'Hash'
      \}
      indexingPolicy: \{
        indexingMode: 'consistent'
        includedPaths: [
          \{ path: '/*' \}
        ]
      \}
    \}
  \}
\}

Autoscale Container

resource cosmosContainer 'Microsoft.DocumentDB/databaseAccounts/sqlDatabases/containers@2023-04-15' = \{
  parent: cosmosDatabase
  name: 'items'
  properties: \{
    resource: \{
      id: 'items'
      partitionKey: \{
        paths: ['/partitionKey']
        kind: 'Hash'
      \}
    \}
    options: \{
      autoscaleSettings: \{
        maxThroughput: 4000
      \}
    \}
  \}
\}

Global Distribution

properties: \{
  locations: [
    \{
      locationName: 'East US'
      failoverPriority: 0
    \}
    \{
      locationName: 'West US'
      failoverPriority: 1
    \}
  ]
  enableMultipleWriteLocations: true
\}