Connection Properties
The connection 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 settings for this provider. Click the links for further details.
For more information on establishing a connection, see Getting Started.
| Property | Description |
| AuthScheme | The authentication scheme used. Accepted entries are Anonymous, Plain, LDAP, NoSasl, and Kerberos. |
| Server | The host name or IP address of the server hosting HiveServer2. |
| Port | The port for the connection to the HiveServer2 instance. |
| User | The username used to authenticate with Hive. |
| Password | The password used to authenticate with Hive. |
| ProtocolVersion | The Protocol Version used to authenticate with Hive. |
| TransportMode | The transport mode to use to communicate with the Hive server. Accepted entries are BINARY and HTTP. |
| Database | The name of the Hive database to use by default. |
| ImpersonationProxyUser | The proxy user of the Hive user impersonation. |
| SaslQop | Quality of protection for the SASL framework. The level of quality is negotiated between the client and server during authentication. Used by Kerberos authentication with TCP transport. |
| Property | Description |
| KerberosKDC | Identifies the Kerberos Key Distribution Center (KDC) service used to authenticate the user. (SPNEGO or Windows authentication only). |
| KerberosRealm | Identifies the Kerberos Realm used to authenticate the user. |
| KerberosSPN | Identifies the service principal name (SPN) for the Kerberos Domain Controller. |
| KerberosUser | Confirms the principal name for the Kerberos Domain Controller, which uses the format host/user@realm. |
| KerberosKeytabFile | Identifies the Keytab file containing your pairs of Kerberos principals and encrypted keys. |
| KerberosServiceRealm | Identifies the service's Kerberos realm. (Cross-realm authentication only). |
| KerberosServiceKDC | Identifies the service's Kerberos Key Distribution Center (KDC). |
| KerberosTicketCache | Specifies the full file path to an MIT Kerberos credential cache file. |
| Property | Description |
| SSLClientCert | Specifies the TLS/SSL client certificate store for SSL Client Authentication (2-way SSL). This property works in conjunction with other SSL-related properties to establish a secure connection. |
| SSLClientCertType | Specifies the type of key store containing the TLS/SSL client certificate for SSL Client Authentication. Choose from a variety of key store formats depending on your platform and certificate source. |
| SSLClientCertPassword | Specifes the password required to access the TLS/SSL client certificate store. Use this property if the selected certificate store type requires a password for access. |
| SSLClientCertSubject | Specifes the subject of the TLS/SSL client certificate to locate it in the certificate store. Use a comma-separated list of distinguished name fields, such as CN=www.server.com, C=US. The wildcard * selects the first certificate in the store. |
| SSLServerCert | Specifies the certificate to be accepted from the server when connecting using TLS/SSL. |
| Property | Description |
| SSHAuthMode | The authentication method used when establishing an SSH Tunnel to the service. |
| SSHClientCert | A certificate to be used for authenticating the SSHUser. |
| SSHClientCertPassword | The password of the SSHClientCert key if it has one. |
| SSHClientCertSubject | The subject of the SSH client certificate. |
| SSHClientCertType | The type of SSHClientCert private key. |
| SSHServer | The SSH server. |
| SSHPort | The SSH port. |
| SSHUser | The SSH user. |
| SSHPassword | The SSH password. |
| SSHServerFingerprint | The SSH server fingerprint. |
| UseSSH | Whether to tunnel the Apache Hive connection over SSH. Use SSH. |
| Property | Description |
| FirewallType | Specifies the protocol the provider uses to tunnel traffic through a proxy-based firewall. |
| FirewallServer | Identifies the IP address, DNS name, or host name of a proxy used to traverse a firewall and relay user queries to network resources. |
| FirewallPort | Specifies the TCP port to be used for a proxy-based firewall. |
| FirewallUser | Identifies the user ID of the account authenticating to a proxy-based firewall. |
| FirewallPassword | Specifies the password of the user account authenticating to a proxy-based firewall. |
| Property | Description |
| ProxyAutoDetect | Specifies whether the provider checks your system proxy settings for existing proxy server configurations, rather than using a manually specified proxy server. |
| ProxyServer | Identifies the hostname or IP address of the proxy server through which you want to route HTTP traffic. |
| ProxyPort | Identifies the TCP port on your specified proxy server that has been reserved for routing HTTP traffic to and from the client. |
| ProxyAuthScheme | Specifies the authentication method the provider uses when authenticating to the proxy server specified in the ProxyServer connection property. |
| ProxyUser | Provides the username of a user account registered with the proxy server specified in the ProxyServer connection property. |
| ProxyPassword | Specifies the password of the user specified in the ProxyUser connection property. |
| ProxySSLType | Specifies the SSL type to use when connecting to the proxy server specified in the ProxyServer connection property. |
| ProxyExceptions | Specifies a semicolon-separated list of destination hostnames or IPs that are exempt from connecting through the proxy server set in the ProxyServer connection property. |
| Property | Description |
| Logfile | Specifes the file path to the log file where the provider records its activities, such as authentication, query execution, and connection details. |
| Verbosity | Specifies the verbosity level of the log file, which controls the amount of detail logged. Supported values range from 1 to 5. |
| LogModules | Specifies the core modules to include in the log file. Use a semicolon-separated list of module names. By default, all modules are logged. |
| MaxLogFileSize | Specifies the maximum size of a single log file in bytes. For example, '10 MB'. When the file reaches the limit, the provider creates a new log file with the date and time appended to the name. |
| MaxLogFileCount | Specifies the maximum number of log files the provider retains. When the limit is reached, the oldest log file is deleted to make space for a new one. |
| Property | Description |
| Location | Specifies the location of a directory containing schema files that define tables, views, and stored procedures. Depending on your service's requirements, this may be expressed as either an absolute path or a relative path. |
| BrowsableSchemas | Optional setting that restricts the schemas reported to a subset of all available schemas. For example, BrowsableSchemas=SchemaA,SchemaB,SchemaC . |
| Tables | Optional setting that restricts the tables reported to a subset of all available tables. For example, Tables=TableA,TableB,TableC . |
| Views | Optional setting that restricts the views reported to a subset of the available tables. For example, Views=ViewA,ViewB,ViewC . |
| Property | Description |
| AutoCache | Specifies whether the content of tables targeted by SELECT queries is automatically cached to the specified cache database. |
| CacheProvider | The namespace of an ADO.NET provider. The specified provider is used as the target database for all caching operations. |
| CacheConnection | Specifies the connection string for the specified cache database. |
| CacheLocation | Specifies the path to the cache when caching to a file. |
| CacheTolerance | Notes the tolerance, in seconds, for stale data in the specified cache database. Requires AutoCache to be set to True. |
| Offline | Gets the data from the specified cache database instead of live Apache Hive data. |
| CacheMetadata | Determines whether the provider caches table metadata to a file-based cache database. |
| Property | Description |
| AsyncQueryTimeout | The timeout for asynchronous requests issued by the provider to download large result sets. |
| DirectQueryLimit | Specifies the maximum number of rows returned by queries in both Import and DirectQuery modes. |
| EnableForeignKeyDetection | Whether to detect the foreign keys in ODBC. |
| EnableXSRF | This option specifies whether to add the X-XSRF-Header filter to HiveServer2 HTTP mode. |
| FailoverHosts | This property allows you to specify a list of failover hosts in addition to the one configured in Server and Port . |
| HTTPPath | The path component of the URL endpoint when using HTTP TransportMode. |
| JGSSPrincipalAsDBUser | Whether to use the Kerberos principal as the database username. Only applies when UseJGSS is enabled. |
| MaximumColumnSize | The maximum column size. |
| MaxRows | Specifies the maximum number of rows returned for queries that do not include either aggregation or GROUP BY. |
| Other | Specifies additional hidden properties for specific use cases., to be used only when our Support team advises it, to address specific issues. See Remarks for details. |
| Pagesize | Specifies the maximum number of records per page the provider returns when requesting data from Apache Hive. |
| PseudoColumns | Specifies the pseudocolumns to expose as table columns, expressed as a string in the format 'TableName=ColumnName;TableName=ColumnName'. |
| QueryPassthrough | This option passes the query to the Apache Hive server as is. |
| Readonly | Toggles read-only access to Apache Hive from the provider. |
| RTK | Specifies the runtime key for licensing the provider. If unset or invalid, the provider defaults to the standard licensing method. This property is only required in environments where the standard licensing method is unsupported or requires a runtime key. |
| ServerConfigurations | A list of server configuration variables to override the server defaults. |
| Timeout | Specifies the maximum time, in seconds, that the provider waits for a server response before throwing a timeout error. |
| UseDescTableQuery | This option specifies whether the columns will be retrieved using a DESC TABLE query or the GetColumns Thrift API. |
| UseJGSS | Specify whether to use native Java Kerberos Authentication (JGSS) for Kerberos Authentication. |
| UserDefinedViews | Specifies a filepath to a JSON configuration file that defines custom views. The provider automatically detects and uses the views specified in this file. |
| UseShowDatabasesQuery | This option specifies whether the schemas will be retrieved using a SHOW DATABASES query or the GetSchemas Thrift API. |
| UseShowTablesQuery | This option specifies whether the tables will be retrieved using a SHOW TABLES query or the GetTables Thrift API. |
| UseSSL | Specifies whether to use SSL Encryption when connecting to Hive. |
| UseZookeeperDiscovery | Specifies whether to use ZooKeeper Service Discovery. |
| ZookeeperNamespace | The namespace configured on ZooKeeper for the Hive Server 2 znodes. |