Connection String Options
The connection string properties are the various options that can be used to establish a connection. This section provides a complete list of the options you can configure in the connection string for this provider. Click the links for further details.
For more information on establishing a connection, see Establishing a Connection.
| Property | Description |
| AuthScheme | The type of authentication to use when connecting to Gmail. |
| Schema | Used to specify what Gmail Api to use, either REST (default) or IMAP. |
| User | The Gmail user account used to authenticate. |
| Password | The password used to authenticate the user. |
| Property | Description |
| InitiateOAuth | Set this property to initiate the process to obtain or refresh the OAuth access token when you connect. |
| OAuthClientId | The client Id assigned when you register your application with an OAuth authorization server. |
| OAuthClientSecret | The client secret assigned when you register your application with an OAuth authorization server. |
| OAuthAccessToken | The access token for connecting using OAuth. |
| OAuthSettingsLocation | The location of the settings file where OAuth values are saved when InitiateOAuth is set to GETANDREFRESH or REFRESH. Alternatively, this can be held in memory by specifying a value starting with memory://. |
| CallbackURL | The OAuth callback URL to return to when authenticating. This value must match the callback URL you specify in your app settings. |
| Scope | A specific scope that the user requires the access token. |
| OAuthVerifier | The verifier code returned from the OAuth authorization URL. |
| OAuthRefreshToken | The OAuth refresh token for the corresponding OAuth access token. |
| OAuthExpiresIn | The lifetime in seconds of the OAuth AccessToken. |
| OAuthTokenTimestamp | The Unix epoch timestamp in milliseconds when the current Access Token was created. |
| Property | Description |
| OAuthJWTCert | The JWT Certificate store. |
| OAuthJWTCertType | The type of key store containing the JWT Certificate. |
| OAuthJWTCertPassword | The password for the OAuth JWT certificate. |
| OAuthJWTCertSubject | The subject of the OAuth JWT certificate. |
| OAuthJWTIssuer | The issuer of the Java Web Token. |
| OAuthJWTSubject | The user subject for which the application is requesting delegated access. |
| Property | Description |
| SSLServerCert | The certificate to be accepted from the server when connecting using TLS/SSL. |
| Property | Description |
| FirewallType | The protocol used by a proxy-based firewall. |
| FirewallServer | The name or IP address of a proxy-based firewall. |
| FirewallPort | The TCP port for a proxy-based firewall. |
| FirewallUser | The user name to use to authenticate with a proxy-based firewall. |
| FirewallPassword | A password used to authenticate to a proxy-based firewall. |
| Property | Description |
| ProxyAutoDetect | This indicates whether to use the system proxy settings or not. This takes precedence over other proxy settings, so you'll need to set ProxyAutoDetect to FALSE in order use custom proxy settings. |
| ProxyServer | The hostname or IP address of a proxy to route HTTP traffic through. |
| ProxyPort | The TCP port the ProxyServer proxy is running on. |
| ProxyAuthScheme | The authentication type to use to authenticate to the ProxyServer proxy. |
| ProxyUser | A user name to be used to authenticate to the ProxyServer proxy. |
| ProxyPassword | A password to be used to authenticate to the ProxyServer proxy. |
| ProxySSLType | The SSL type to use when connecting to the ProxyServer proxy. |
| ProxyExceptions | A semicolon separated list of destination hostnames or IPs that are exempt from connecting through the ProxyServer . |
| Property | Description |
| Logfile | A filepath which designates the name and location of the log file. |
| Verbosity | The verbosity level that determines the amount of detail included in the log file. |
| LogModules | Core modules to be included in the log file. |
| MaxLogFileSize | A string specifying the maximum size in bytes for a log file (for example, 10 MB). |
| MaxLogFileCount | A string specifying the maximum file count of log files. |
| Property | Description |
| Location | A path to the directory that contains the schema files defining tables, views, and stored procedures. |
| BrowsableSchemas | This property restricts the schemas reported to a subset of the available schemas. For example, BrowsableSchemas=SchemaA,SchemaB,SchemaC. |
| Tables | This property restricts the tables reported to a subset of the available tables. For example, Tables=TableA,TableB,TableC. |
| Views | Restricts the views reported to a subset of the available tables. For example, Views=ViewA,ViewB,ViewC. |
| Property | Description |
| AutoCache | Automatically caches the results of SELECT queries into a cache database specified by either CacheLocation or both of CacheConnection and CacheProvider . |
| CacheDriver | The database driver used to cache data. |
| CacheConnection | The connection string for the cache database. This property is always used in conjunction with CacheProvider . Setting both properties will override the value set for CacheLocation for caching data. |
| CacheLocation | Specifies the path to the cache when caching to a file. |
| CacheTolerance | The tolerance for stale data in the cache specified in seconds when using AutoCache . |
| Offline | Use offline mode to get the data from the cache instead of the live source. |
| CacheMetadata | This property determines whether or not to cache the table metadata to a file store. |
| Property | Description |
| BatchSize | The maximum size of each batch operation to submit. |
| ConnectionLifeTime | The maximum lifetime of a connection in seconds. Once the time has elapsed, the connection object is disposed. |
| ConnectOnOpen | This property specifies whether to connect to the Gmail when the connection is opened. |
| IncludeMessage | Whether to include message body content and attachment data or not. |
| IsHTML | Determines whether the MesssageBody is HTML or plain-text. |
| KeepAlive | The IMAP connection should be kept alive when this value is true. |
| ListMailboxes | Whether to list all mailboxes or just the subscribed IMAP mailboxes. |
| MaxItems | Maximum number of items to return. |
| MaxRows | Limits the number of rows returned rows when no aggregation or group by is used in the query. This helps avoid performance issues at design time. |
| MessageCharset | Specifies the session character set for decoding character data transferred from the IMAP server. |
| Other | These hidden properties are used only in specific use cases. |
| PeekMode | When true PEEK is added to all FETCH commands sent to IMAP. Used to avoid setting the /Seen flag. |
| PoolIdleTimeout | The allowed idle time for a connection before it is closed. |
| PoolMaxSize | The maximum connections in the pool. |
| PoolMinSize | The minimum number of connections in the pool. |
| PoolWaitTime | The max seconds to wait for an available connection. |
| PseudoColumns | This property indicates whether or not to include pseudo columns as columns to the table. |
| QueryFullDetails | Determines whether to include full details of messages. |
| Readonly | You can use this property to enforce read-only access to Gmail from the provider. |
| RTK | The runtime key used for licensing. |
| Timeout | The value in seconds until the timeout error is thrown, canceling the operation. |
| UIDMode | If true, permanent message Ids are used instead of the default temporary Ids. |
| UseConnectionPooling | This property enables connection pooling. |
| UserDefinedViews | A filepath pointing to the JSON configuration file containing your custom views. |