in flink_sink_adbpg_datastream/src/main/java/Adb4PgTableSink.java [791:802]
public String constructPKFilterKey(Row row) {
if (null != primaryKeys && !primaryKeys.isEmpty()) {
String pkFilter = "";
for (String key : primaryKeys) {
int index = schema.getFieldIndex(key);
pkFilter += (null == row.getField(index) ? "null" : row.getField(index));
pkFilter += "#";
}
return pkFilter;
}
return null;
}