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Fix #31372 problem #31375

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Fix #31372 problem #31375

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17 changes: 13 additions & 4 deletions ...c/main/java/org/apache/shardingsphere/mode/repository/standalone/jdbc/JDBCRepository.java
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Original file line number Diff line number Diff line change
Expand Up @@ -122,7 +122,17 @@ public List<String> getChildrenKeys(final String key) {

@Override
public boolean isExisted(final String key) {
return !Strings.isNullOrEmpty(query(key));
try (
Connection connection = dataSource.getConnection();
PreparedStatement preparedStatement = connection.prepareStatement(repositorySQL.getSelectByKeySQL())) {
preparedStatement.setString(1, key);
try (ResultSet resultSet = preparedStatement.executeQuery()) {
return resultSet.next();
}
} catch (final SQLException ex) {
log.error("Get {} data by key: {} failed", getType(), key, ex);
}
return Boolean.FALSE;
}

@Override
Expand All @@ -138,9 +148,8 @@ public void persist(final String key, final String value) {
// Create key level directory recursively.
for (int i = 0; i < paths.length - 1; i++) {
String tempKey = tempPrefix + SEPARATOR + paths[i];
String tempKeyVal = query(tempKey);
if (Strings.isNullOrEmpty(tempKeyVal)) {
insert(tempKey, "", parent);
if (isExisted(tempKey)){
update(tempKey, value);
}
tempPrefix = tempKey;
parent = tempKey;
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