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https://issues.apache.org/jira/browse/KYLIN-4828?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17240571#comment-17240571
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ASF GitHub Bot commented on KYLIN-4828:
---------------------------------------
zzcclp commented on pull request #1490:
URL: https://github.com/apache/kylin/pull/1490#issuecomment-735648746
> From my side, there is some difference from old implementation for
`sql_plan`, OLD impl will comare generated SQL with original
one`Assert.assertEquals(expectedSQL, optimizedSQL);`. Please consider implement
it later.
>
> ```
> protected void execAndCompPlan(String queryFolder, String[]
exclusiveQuerys, boolean needSort,
> ICompareQueryTranslator translator) throws Exception {
> logger.info("---------- test folder: " + new
File(queryFolder).getAbsolutePath());
> Set<String> exclusiveSet = buildExclusiveSet(exclusiveQuerys);
>
> List<File> sqlFiles = getFilesFromFolder(new File(queryFolder),
".sql");
> for (File sqlFile : sqlFiles) {
> String queryName = StringUtils.split(sqlFile.getName(),
'.')[0];
> if (exclusiveSet.contains(queryName)) {
> continue;
> }
> String sql1 = getTextFromFile(sqlFile);
> String sql2 = translator.transform(sqlFile);
>
> // execute Kylin
> logger.info("Query Result from Kylin - " + queryName + " (" +
queryFolder + ")");
> IDatabaseConnection kylinConn = new
DatabaseConnection(cubeConnection);
> ITable kylinTable = executeQuery(kylinConn, queryName, sql1,
needSort);
> RelNode calcitePlan = (RelNode)
QueryContextFacade.current().getCalcitePlan();
> if (calcitePlan == null)
> throw new NullPointerException();
>
> // execute H2
> logger.info("Query Result from H2 - " + queryName);
> long currentTime = System.currentTimeMillis();
> ITable h2Table = executeQuery(newH2Connection(), queryName,
sql2, needSort);
> logger.info("H2 spent " + (System.currentTimeMillis() -
currentTime) + " mili-seconds.");
>
> try {
> // compare the result
> assertTableEquals(h2Table, kylinTable);
> } catch (Throwable t) {
> logger.info("execAndCompQuery failed on: " +
sqlFile.getAbsolutePath());
> throw t;
> }
>
> RelToSqlConverter converter = new RelToSqlConverter(CALCITE);
> SqlNode sqlNode = converter.visitChild(0,
calcitePlan.getInput(0)).asStatement();
> String optimizedSQL = sqlNode.toSqlString(CALCITE).getSql();
> String expectedSQL = Strings.join(Files.readLines(
> new File(sqlFile.getParent(), sqlFile.getName() +
".expected"), Charset.forName("utf-8")), "\n");
> Assert.assertEquals(expectedSQL, optimizedSQL);
> compQueryCount++;
> if (kylinTable.getRowCount() == 0) {
> zeroResultQueries.add(sql1);
> }
> }
> }
> ```
OK, we can support these test cases later.
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> Add more sql test cases into NBuildAndQueryTest
> -----------------------------------------------
>
> Key: KYLIN-4828
> URL: https://issues.apache.org/jira/browse/KYLIN-4828
> Project: Kylin
> Issue Type: Improvement
> Components: Query Engine
> Reporter: Zhichao Zhang
> Assignee: Zhichao Zhang
> Priority: Minor
> Fix For: v4.0.0-beta
>
>
> Add more sql test cases into NBuildAndQueryTest
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