datahub/metadata-integration/java/datahub-protobuf-example/schema/protobuf/v1/clickstream/ImpressionEvent.proto

syntax = "proto3";
package protobuf.clickstream;

import "protobuf/meta/meta.proto";
import "google/protobuf/timestamp.proto";

/**
  Clickstream impressions
**/
message Impression {
  option(meta.message.type) = EVENT;
  option(meta.kafka.topics) = "clickstream_impressions";

  option(meta.props.prop1) = "prop1 value";
  option(meta.props.prop2) = true;
  option(meta.props.prop3) = EVENT;

  option(meta.props.prop4) = "value1";
  option(meta.props.prop4) = "value2";
  option(meta.props.prop6) = EVENT;
  option(meta.props.prop6) = IMPRESSION;

  option(meta.tags.tag_str) = "value1";
  option(meta.tags.tag_bool) = true;
  // option(meta.tags.tag_enum) = EVENT;
  option(meta.tags.tag_list) = "a, b, c";

  option(meta.security.classification_enum) = HighlyConfidential;
  option(meta.security.classification)      = "Classification.Sensitive";

  google.protobuf.Timestamp timestamp = 1; // event timestamp
  string details = 2; // event details
}