Google BigQuery DataFlow connection reference

Learn about the fields used to create an Google BigQuery connection with ThoughtSpot DataFlow.

Here is a list of the fields for a Cassandra connection in ThoughtSpot DataFlow. You need specific information to establish a seamless and secure connection.

Connection properties

Project id

The identification number given to particular project and its always unique.

Mandatory field.

Example: myproject-1234

Authentication type

It can be either Service Account or Access Tokens

Mandatory field.

Example: Service Account

Valid values: Service Account, Access Token

Default: Service Account

Service account key/access Token

Provide the Service Account key when authentication type is selected as Service account and token when access token is selected as authentication type.

Mandatory field.

Example: ABCDEFGH245HIJK

Query priority

Specify the time duration to run the query and it can be either Interactive or Batch.

Optional field.

Example: BATCH

Valid values: INTERACTIVE, BATCH

Default: BATCH

Use proxy

If required, to use a proxy, select the checkbox Use Proxy and provide the details.

Optional field.

Other notes: in Advanced configuration

Host

Specify the hostname or the IP address of the BigQuery system.

Optional field.

For proxy authentication only.

Example: www.example.com

Port

Specify the port associated to the BigQuery system.

Optional field.

For proxy authentication only.

Example: 1234

Protocol

It can be either http or https.

Optional field.

For proxy authentication only.

Example: http

Valid values: http, https

Default: http

JDBC options

Specify the options associated with the JDBC URL.

Optional field.

Example: jdbc:sqlserver://[serverName[\instanceName][:portNumber]]

Other notes: Advanced configuration

Sync properties

Column delimiter

Specify the column delimiter character.

Mandatory field.

Example: 1

Valid values: Any printable ASCII character, or the decimal value for an ASCII character.

Default: The delimiter specified in sync

Enclosing character

Specify if the text columns in the source data needs to be enclosed in quotes.

Optional field.

Example: DOUBLE

Valid values: DOUBLE, SINGLE, NULL

Default: SINGLE

Other notes: Required if text data uses newline character or delimiter character.

Escape character

Specify the escape character if using a text qualifier in the source data.

Optional field.

Example: \"

Valid values: \\, any ASCII character

Default: \"

Fetch size

Specify the number of rows to fetch at one time, and process in memory. To fetch all rows, specify 0 rows.

Mandatory field.

Example: 1000

Valid values: 1000, 10, 100. 100000, any numeric value

Default: 10

Allow large resultset

If enabled, allows query results that are larger in size.

Optional field.

Example: FALSE

Valid values: TRUE

Default: FALSE

TS load options

Specifies the parameters passed with the tsload command, in addition to the commands already included by the application.

The format for these parameters is:

--<param_1_name> <optional_param_1_value>

--<param_2_name> <optional_param_2_value>

Optional field.

Example: --max_ignored_rows 0

Valid values: --null_value "" --escape_character "" --max_ignored_rows 0

Default: --max_ignored_rows 0


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