(iotdb) 01/01: some tools use getColumnDisplaySize, No exceptions should be thrown. use getPrecision substitution Indicates the designated column's normal maximum width in characters.

[critas]

This is an automated email from the ASF dual-hosted git repository.

critas pushed a commit to branch wx_jdbc_result_1.3
in repository https://gitbox.apache.org/repos/asf/iotdb.git

commit e0bdc60bd7236a613069cb712e411ca66dbb9c65
Author: CritasWang <cri...@outlook.com>
AuthorDate: Wed Sep 17 16:41:10 2025 +0800

    some tools use getColumnDisplaySize, No exceptions should be thrown.
    use getPrecision substitution
    Indicates the designated column's normal maximum width in characters.
---
 .../jdbc/src/main/java/org/apache/iotdb/jdbc/IoTDBResultMetadata.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git 
a/iotdb-client/jdbc/src/main/java/org/apache/iotdb/jdbc/IoTDBResultMetadata.java
 
b/iotdb-client/jdbc/src/main/java/org/apache/iotdb/jdbc/IoTDBResultMetadata.java
index 6f13179a9b3..83bdc26133c 100644
--- 
a/iotdb-client/jdbc/src/main/java/org/apache/iotdb/jdbc/IoTDBResultMetadata.java
+++ 
b/iotdb-client/jdbc/src/main/java/org/apache/iotdb/jdbc/IoTDBResultMetadata.java
@@ -175,8 +175,8 @@ public class IoTDBResultMetadata implements 
ResultSetMetaData {
   }
 
   @Override
-  public int getColumnDisplaySize(int arg0) throws SQLException {
-    throw new SQLException(Constant.METHOD_NOT_SUPPORTED);
+  public int getColumnDisplaySize(int column) throws SQLException {
+    return getPrecision(column);
   }
 
   @Override