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morningman pushed a commit to branch branch-1.2-lts
in repository https://gitbox.apache.org/repos/asf/doris.git
commit c3244c5fa5f3739c0965aa5b24c7fab335335e3f
Author: zhangstar333 <87313068+zhangstar...@users.noreply.github.com>
AuthorDate: Sat Apr 22 22:07:34 2023 +0800
[refactor](jdbc) close datasource if no need to maintain the cache (#18724)
after pr #18670
could use jvm parameters to init jdbc datasource,
but when set JDBC_MIN_POOL=0, it can be immediately closed.
There is no need to wait for the recycling timer.
---
fe/java-udf/src/main/java/org/apache/doris/udf/JdbcExecutor.java | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/fe/java-udf/src/main/java/org/apache/doris/udf/JdbcExecutor.java
b/fe/java-udf/src/main/java/org/apache/doris/udf/JdbcExecutor.java
index 5cff9a3534..9a6a2b9535 100644
--- a/fe/java-udf/src/main/java/org/apache/doris/udf/JdbcExecutor.java
+++ b/fe/java-udf/src/main/java/org/apache/doris/udf/JdbcExecutor.java
@@ -103,6 +103,12 @@ public class JdbcExecutor {
if (conn != null) {
conn.close();
}
+ if (minIdleSize == 0) {
+ // it can be immediately closed if there is no need to maintain
the cache of datasource
+ druidDataSource.close();
+ JdbcDataSource.getDataSource().getSourcesMap().clear();
+ druidDataSource = null;
+ }
resultSet = null;
stmt = null;
conn = null;
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