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DataSourceRegister is an abstraction of data sources to be available under shortName alias (so it can be looked up by the alias not a fully-qualified class name)


Short Name

shortName(): String

Short name (alias) of the data source

Used when:

Data Source Discovery

DataSourceRegister should register itself in META-INF/services/org.apache.spark.sql.sources.DataSourceRegister file for Java's ServiceLoader to discover the service.