in jdbc-grpc-client/src/main/java/org/apache/kyuubi/grpc/client/SimpleBlockingJdbcClient.java [395:404]
public DirectStatusResp executeQuery(String statementId, String sql) {
StatementHandle handle = StatementHandle.newBuilder()
.setId(statementId)
.build();
ExecuteQueryReq req = ExecuteQueryReq.newBuilder()
.setStatementId(handle)
.setSql(sql)
.build();
return statementBlockingStub.executeQuery(req);
}