tianz101 commented on code in PR #38167:
URL: https://github.com/apache/beam/pull/38167#discussion_r3076142073
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sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/spanner/changestreams/dao/ChangeStreamDao.java:
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@@ -95,10 +98,14 @@ public ChangeStreamResultSet changeStreamQuery(
if (this.isPostgres()) {
// Ensure we have determined whether change stream uses mutable key range
if (this.isMutableChangeStream) {
- query =
- "SELECT * FROM \"spanner\".\"read_proto_bytes_"
- + changeStreamName
- + "\"($1, $2, $3, $4, null)";
+ if (tvfName == null || tvfName.equals(DEFAULT_TVF_NAME)) {
+ query =
+ "SELECT * FROM \"spanner\".\"read_proto_bytes_"
+ + changeStreamName
+ + "\"($1, $2, $3, $4, null)";
+ } else {
+ query = "SELECT * FROM \"spanner\".\"" + tvfName + "\"($1, $2, $3,
$4, null)";
Review Comment:
when the code reaches here, the tvfName has been validated already.
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