hantmac commented on code in PR #9661:
URL: https://github.com/apache/seatunnel/pull/9661#discussion_r2252992996
##########
seatunnel-connectors-v2/connector-databend/src/main/java/org/apache/seatunnel/connectors/seatunnel/databend/config/DatabendOptions.java:
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@@ -97,4 +97,10 @@ public class DatabendOptions {
.booleanType()
.defaultValue(true)
.withDescription("Whether to auto commit for sink");
+
+ public static final Option<String> CONFLICT_KEY =
+ Options.key("conflict_key")
+ .stringType()
+ .noDefaultValue()
+ .withDescription("The conflict key for sink, used in
upsert mode");
Review Comment:
Because databend does not have the `primary key` concept. We define the key
in merge into and replace into as conflict key.
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