wuchong commented on a change in pull request #10536: [FLINK-15191][connectors
/ kafka]Fix can't create table source for Kafka if watermark or computed column
is defined.
URL: https://github.com/apache/flink/pull/10536#discussion_r357505503
##########
File path:
flink-table/flink-table-common/src/main/java/org/apache/flink/table/factories/TableFormatFactoryBase.java
##########
@@ -151,7 +163,9 @@ public static TableSchema deriveSchema(Map<String, String>
properties) {
.orElse(false);
final String timestampKey = SCHEMA + '.' + i + '.' +
ROWTIME_TIMESTAMPS_TYPE;
final boolean isRowtime =
descriptorProperties.containsKey(timestampKey);
- if (!isProctime && !isRowtime) {
+ if (!isProctime
+ && !isRowtime
+ && baseSchema.getTableColumn(i).map(col ->
!col.isGenerated()).orElse(false)) {
Review comment:
Extract the isGenerated flag before if condition?
```java
boolean isGeneratedColumn = properties
.containsKey(SCHEMA + "." + i + "." +
TABLE_SCHEMA_EXPR);
```
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