From 2b4e90be766d1cb0273106b63875193800443997 Mon Sep 17 00:00:00 2001
From: wenmo <32723967+aiwenmo@users.noreply.github.com>
Date: Fri, 13 Dec 2024 20:48:43 +0800
Subject: [PATCH] [Fix-3964] [metadata] Fix NPE when executing a query
 statement on the PG table

---
 .../org/dinky/metadata/convert/PostgreSqlTypeConvert.java     | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dinky-metadata/dinky-metadata-postgresql/src/main/java/org/dinky/metadata/convert/PostgreSqlTypeConvert.java b/dinky-metadata/dinky-metadata-postgresql/src/main/java/org/dinky/metadata/convert/PostgreSqlTypeConvert.java
index 4ed4621d07..4ea1262107 100644
--- a/dinky-metadata/dinky-metadata-postgresql/src/main/java/org/dinky/metadata/convert/PostgreSqlTypeConvert.java
+++ b/dinky-metadata/dinky-metadata-postgresql/src/main/java/org/dinky/metadata/convert/PostgreSqlTypeConvert.java
@@ -65,7 +65,9 @@ public PostgreSqlTypeConvert() {
 
     private static Optional<ColumnType> convertDecimalOrNumeric(
             Column column, DriverConfig<AbstractJdbcConfig> driverConfig) {
-        // 该字段的精度
+        if (column.getPrecision() == null) {
+            return Optional.of(ColumnType.DECIMAL);
+        }
         int intValue = column.getPrecision().intValue();
         if (intValue > 38) {
             return Optional.of(ColumnType.STRING);