From 626f638d0c11ae69b7373e93707f75f0fa7fe7aa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=86=B7=E8=B0=83?= <3084898776@qq.com>
Date: Thu, 5 Sep 2024 19:15:00 +0800
Subject: [PATCH] =?UTF-8?q?09051914:=E5=AF=B9=E8=BF=99=E4=B8=AA=E8=B5=84?=
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---
 .../service/Impl/DataValueServiceImpl.java       | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/muyu-source-server/src/main/java/com/muyu/source/service/Impl/DataValueServiceImpl.java b/muyu-source-server/src/main/java/com/muyu/source/service/Impl/DataValueServiceImpl.java
index 2ebf564..bbc1695 100644
--- a/muyu-source-server/src/main/java/com/muyu/source/service/Impl/DataValueServiceImpl.java
+++ b/muyu-source-server/src/main/java/com/muyu/source/service/Impl/DataValueServiceImpl.java
@@ -219,17 +219,29 @@ public class DataValueServiceImpl extends ServiceImpl<DataValueMapper, DataValue
                 }
             }
 
+            // Collect all rows first
+            List<Map<Integer, Object>> rows = new ArrayList<>();
+            while (resultSet.next()) {
+                Map<Integer, Object> row = new HashMap<>();
+                for (int i = 1; i <= columnCount; i++) {
+                    row.put(i, resultSet.getObject(i));
+                }
+                rows.add(row);
+            }
+
             List<Future<DataValue>> futures = new ArrayList<>();
 
-            while (resultSet.next()) {
+            // Process each row in separate threads
+            for (Map<Integer, Object> row : rows) {
                 for (int i = 1; i <= columnCount; i++) {
                     final int index = i;
+                    final Object value = row.get(index);
                     futures.add(executorService.submit(() -> {
                         String columnTypeName = metaData.getColumnTypeName(index);
                         return DataValue.builder()
                                 .key(metaData.getColumnName(index))
                                 .label(columnRemarks.getOrDefault(index, ""))
-                                .value(resultSet.getObject(index, DataType.convertType(columnTypeName)))
+                                .value(value)
                                 .type(DataType.convertTypeString(columnTypeName))
                                 .build();
                     }));