docs(tutorials): Add STRUCT column to tutorial (#1534)

* docs(tutorials): Add STRUCT column to tutorial Add a STRUCT column to the JsonWriteDefaultStream tutorial * 🦉 Updates from OwlBot See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md * 🦉 Updates from OwlBot See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md * 🦉 Updates from OwlBot See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md Co-authored-by: Mike Wasson <3992422+MikeWasson@users.noreply.github.com> Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Author: VeronicaWasson

tutorials/JsonWriterDefaultStream/src/main/java/com/example/JsonWriterDefaultStream.java

@@ -20,6 +20,7 @@
 import com.google.cloud.bigquery.BigQuery;
 import com.google.cloud.bigquery.BigQueryOptions;
 import com.google.cloud.bigquery.Field;
+import com.google.cloud.bigquery.FieldList;
 import com.google.cloud.bigquery.Schema;
 import com.google.cloud.bigquery.StandardSQLTypeName;
 import com.google.cloud.bigquery.StandardTableDefinition;
@@ -68,8 +69,12 @@ public static void createDestinationTable(
  Field.of("author", StandardSQLTypeName.STRING),
  Field.of("committer", StandardSQLTypeName.STRING),
  Field.of("commit_date", StandardSQLTypeName.DATETIME),
- Field.of("subject", StandardSQLTypeName.STRING),
- Field.of("message", StandardSQLTypeName.STRING),
+ Field.of(
+ "commit_msg",
+ StandardSQLTypeName.STRUCT,
+ FieldList.of(
+ Field.of("subject", StandardSQLTypeName.STRING),
+ Field.of("message", StandardSQLTypeName.STRING))),
  Field.of("repo_name", StandardSQLTypeName.STRING));
 
  // Create a table that uses this schema.

tutorials/JsonWriterDefaultStream/src/test/resources/TestData.json

@@ -1,5 +1,5 @@
-{"commit":"0001","parent":["00001"],"author":"user1","committer":"GitHub","subject":"Commit 1","message":"This is a commit.\n\n","repo_name":"googleapis/java-bigquerystorage","commit_date":"2019-07-23T20:28:01"}
-{"commit":"0002","parent":["00002"],"author":"user1","committer":"GitHub","subject":"Commit 2","message":"This is a commit.\n\n","repo_name":"googleapis/java-bigquerystorage","commit_date":"2019-12-05T16:05:16"}
-{"commit":"0003","parent":["00003"],"author":"user1","committer":"GitHub","subject":"Commit 3","message":"This is a commit.\n\n","repo_name":"googleapis/java-bigquerystorage","commit_date":"2019-03-21T16:59:23"}
-{"commit":"0004","parent":["00004"],"author":"user1","committer":"GitHub","subject":"Commit 4","message":"This is a commit.\n\n","repo_name":"googleapis/java-bigquerystorage","commit_date":"2019-01-11T01:31:39"}
-{"commit":"0005","parent":["00005"],"author":"user1","committer":"GitHub","subject":"Commit 5","message":"This is a commit.\n\n","repo_name":"googleapis/java-bigquerystorage","commit_date":"2019-07-31T19:09:09"}
+{"commit":"0001","parent":["00001"],"author":"user1","committer":"GitHub","commit_msg":{"subject":"Commit 1","message":"This is a commit.\n\n"},"repo_name":"googleapis/java-bigquerystorage","commit_date":"2019-07-23T20:28:01"}
+{"commit":"0002","parent":["00002"],"author":"user1","committer":"GitHub","commit_msg":{"subject":"Commit 2","message":"This is a commit.\n\n"},"repo_name":"googleapis/java-bigquerystorage","commit_date":"2019-12-05T16:05:16"}
+{"commit":"0003","parent":["00003"],"author":"user1","committer":"GitHub","commit_msg":{"subject":"Commit 3","message":"This is a commit.\n\n"},"repo_name":"googleapis/java-bigquerystorage","commit_date":"2019-03-21T16:59:23"}
+{"commit":"0004","parent":["00004"],"author":"user1","committer":"GitHub","commit_msg":{"subject":"Commit 4","message":"This is a commit.\n\n"},"repo_name":"googleapis/java-bigquerystorage","commit_date":"2019-01-11T01:31:39"}
+{"commit":"0005","parent":["00005"],"author":"user1","committer":"GitHub","commit_msg":{"subject":"Commit 5","message":"This is a commit.\n\n"},"repo_name":"googleapis/java-bigquerystorage","commit_date":"2019-07-31T19:09:09"}