Widget API Reference

vendor.set(value: Vendor)

set the type of database vendor, Vendor is an enum type.

type Vendor =
    | 'athena'
    | 'azuresql'
    | 'bigquery'
    | 'couchbase'
    | 'db2'
    | 'greenplum'
    | 'hana'
    | 'hive'
    | 'impala'
    | 'informix'
    | 'mdx'
    | 'mysql'
    | 'netezza'
    | 'openedge'
    | 'oracle'
    | 'postgresql'
    | 'presto'
    | 'redshift'
    | 'snowflake'
    | 'sparksql'
    | 'mssql'
    | 'sybase'
    | 'teradata'
    | 'vertica';

vendor.get(): Vendor

return the current database vendor.

sqltext.set(value: string): void

set the input sql query that need to be processed.

sqltext.get(): string

Return the current SQL query text.

visualize(): Promise<void>

Show the diagram related to current input SQL.

job.lineage.viewDetailById(jobId?: string): Promise<void>

Show the diagram of a specific job. if the job id is omitted, show the diagram of the top job, if no top job is found, show the diagram of latest job.

job.lineage.selectGraph(options: { database?: string; schema?: string; table?: string; column?: string;}): Promise<void>

Show the lineage diagram of a specific table/column. job.lineage.viewDetailById must be called first before calling this function, and this function can be called multiple times to return diagram for different table/columns.

addEventListener(event: Event, callback: Callback): void

Add an event listner.

Callback：(data) => any

Event：'onFieldClick'

This event fired when the column in the diagram is clicked.

data：

Attribute	Type	Comment
database	string | undefined	name
schema	string | undefined	name
table	string | undefined	name
column	string	name

removeEventListener(event: Event, callback: Callback): void

Remove a event listner.

removeAllEventListener(): void

Remove all event listners.