Xinyi Yan created PHOENIX-6634:
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Summary: PhoenixResultSet.next method closes the result set if the
scanner returns null
Key: PHOENIX-6634
URL: https://issues.apache.org/jira/browse/PHOENIX-6634
Project: Phoenix
Issue Type: Bug
Affects Versions: 4.16.1
Reporter: Xinyi Yan
Fix For: 4.17.0, 4.16.2
{code:java}
public void test() throws Exception {
String query = "SELECT a_string FROM " + tableName + " WHERE
organization_id=? LIMIT 1";
Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES);
try(Connection conn = DriverManager.getConnection(getUrl(), props)) {
PreparedStatement statement = conn.prepareStatement(query);
statement.setString(1, tenantId);
ResultSet rs = statement.executeQuery();
while (rs.next()) {
}
assertFalse(rs.next()); // exception happens here
}
} {code}
{code:java}
java.sql.SQLException: ERROR 1101 (XCL01): ResultSet is closed. at
org.apache.phoenix.exception.SQLExceptionCode$Factory$1.newException(SQLExceptionCode.java:615)
at
org.apache.phoenix.exception.SQLExceptionInfo.buildException(SQLExceptionInfo.java:217)
at
org.apache.phoenix.jdbc.PhoenixResultSet.checkOpen(PhoenixResultSet.java:288)
at org.apache.phoenix.jdbc.PhoenixResultSet.next(PhoenixResultSet.java:847)
at org.apache.phoenix.end2end.QueryIT.test(QueryIT.java:184)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method){code}
Need to remove the unnecessary close inside the next method.
https://github.com/apache/phoenix/blob/4.x/phoenix-core/src/main/java/org/apache/phoenix/jdbc/PhoenixResultSet.java#L855
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