bowenli86 commented on a change in pull request #11766: URL: https://github.com/apache/flink/pull/11766#discussion_r413155292
########## File path: flink-connectors/flink-jdbc/src/main/java/org/apache/flink/api/java/io/jdbc/source/row/converter/PostgresRowConverter.java ########## @@ -28,4 +34,39 @@ public PostgresRowConverter(RowType rowType) { super(rowType); } + + @Override + public JDBCFieldConverter createConverter(LogicalType type) { + LogicalTypeRoot root = type.getTypeRoot(); + + if (root == LogicalTypeRoot.ARRAY) { + ArrayType arrayType = (ArrayType) type; + LogicalTypeRoot elemType = arrayType.getElementType().getTypeRoot(); + + if (elemType == LogicalTypeRoot.VARBINARY) { + + return v -> { + PgArray pgArray = (PgArray) v; + Object[] in = (Object[]) pgArray.getArray(); + + Object[] out = new Object[in.length]; + for (int i = 0; i < in.length; i++) { + out[i] = ((PGobject) in[i]).getValue().getBytes(); + } + + return out; + }; + } else { + return v -> ((PgArray) v).getArray(); Review comment: gotcha. AbstractJDBCRowConverter is migrated from JDBCInputFormat, It's always been like that in JDBCInputFormat. We can explicitly disable array in AbstractJDBCRowConverter in a separate jira if you want. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org