[bugfix] Fix the bug that flink decimal cannot be converted to the st…

…arRocks bigint unsigned data type.

Signed-off-by: danzhewuju <[email protected]>

src/main/java/com/starrocks/connector/flink/manager/StarRocksSinkTable.java

@@ -228,6 +228,7 @@ public StarRocksSinkTable build() {
  typesMap.put("smallint", Arrays.asList(LogicalTypeRoot.SMALLINT, LogicalTypeRoot.INTEGER, LogicalTypeRoot.BINARY));
  typesMap.put("varchar", Arrays.asList(LogicalTypeRoot.VARCHAR, LogicalTypeRoot.ARRAY, LogicalTypeRoot.MAP, LogicalTypeRoot.ROW));
  typesMap.put("string", Arrays.asList(LogicalTypeRoot.CHAR, LogicalTypeRoot.VARCHAR, LogicalTypeRoot.ARRAY, LogicalTypeRoot.MAP, LogicalTypeRoot.ROW));
+ typesMap.put("bigint unsigned", Arrays.asList(LogicalTypeRoot.DECIMAL));
  }
 
 }