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Posted to issues@calcite.apache.org by "ZhangChao (Jira)" <ji...@apache.org> on 2020/12/25 06:42:00 UTC
[jira] [Created] (CALCITE-4447) Using calcite-redis to query redis,
the main thread does not exit
ZhangChao created CALCITE-4447:
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Summary: Using calcite-redis to query redis, the main thread does not exit
Key: CALCITE-4447
URL: https://issues.apache.org/jira/browse/CALCITE-4447
Project: Calcite
Issue Type: Bug
Affects Versions: 1.26.0, 1.25.0, 1.24.0, 1.23.0, 1.22.0
Reporter: ZhangChao
I use calcite-redis(1.26.0) module to query redis data, the main thread does not exit. Then I tried a lot of old versions, the phenomenon were the same. But I use the master branch source to build the 1.27.0-SNAPSHOT, the query problem disappeared.
Code:
{code:java}
public class Main {
public static void main(String[] args) throws SQLException {
String path = args[0];
try(Connection connection =
DriverManager.getConnection("jdbc:calcite:model=" + path)) {
try (CalciteConnection calciteConn = connection.unwrap(CalciteConnection.class)) {
try (Statement st = calciteConn.createStatement()) {
try (ResultSet result = st.executeQuery("select ID, NAME from \"demo_01\"")) {
while (result.next()) {
System.out.println(result.getString("ID") + "||" + result.getString("NAME"));
}
}
}
}
}
}
}
{code}
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