类的使用
org.apache.flink.cdc.runtime.operators.transform.TransformProjection

使用TransformProjection的程序包

程序包	说明
org.apache.flink.cdc.runtime.operators.transform

org.apache.flink.cdc.runtime.operators.transform中TransformProjection的使用

返回变量类型为TransformProjection的类型的org.apache.flink.cdc.runtime.operators.transform中的方法

限定符和类型	方法和说明
Optional<TransformProjection>	PreTransformer.getProjection()
Optional<TransformProjection>	PostTransformer.getProjection()
static Optional<TransformProjection>	TransformProjection.of(String projection)

参数类型为TransformProjection的org.apache.flink.cdc.runtime.operators.transform中的构造器

构造器和说明
PostTransformer(org.apache.flink.cdc.common.schema.Selectors selectors, TransformProjection projection, TransformFilter filter, PostTransformConverter postTransformConverter, org.apache.flink.cdc.common.source.SupportedMetadataColumn[] supportedMetadataColumns)
PreTransformer(org.apache.flink.cdc.common.schema.Selectors selectors, TransformProjection projection, TransformFilter filter)