tristaZero commented on a change in pull request #11742:
URL: https://github.com/apache/shardingsphere/pull/11742#discussion_r686724584
##########
File path:
shardingsphere-proxy/shardingsphere-proxy-backend/src/main/java/org/apache/shardingsphere/proxy/backend/text/distsql/ral/RALBackendHandlerFactory.java
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@@ -39,14 +43,18 @@
* @param sqlStatement RAL statement
* @param backendConnection backend connection
* @return RAL backend handler
+ * @throws SQLException SQL exception
*/
- public static TextProtocolBackendHandler newInstance(final RALStatement
sqlStatement, final BackendConnection backendConnection) {
+ public static TextProtocolBackendHandler newInstance(final RALStatement
sqlStatement, final BackendConnection backendConnection) throws SQLException {
if (sqlStatement instanceof QueryableRALStatement) {
return
QueryableRALBackendHandlerFactory.newInstance((QueryableRALStatement)
sqlStatement, backendConnection);
}
if (sqlStatement instanceof UpdatableRALStatement) {
return
UpdatableRALBackendHandlerFactory.newInstance((UpdatableRALStatement)
sqlStatement);
}
+ if (sqlStatement instanceof SCTLStatement) {
Review comment:
`QueryableRALStatement`, `UpdatableRALStatement`, and `SCTLStatement`
are in parallel level?
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