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https://issues.apache.org/jira/browse/KYLIN-2608?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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hongbin ma resolved KYLIN-2608.
-------------------------------
Resolution: Fixed
Fix Version/s: v2.1.0
> Bubble sort bug in JoinDesc
> ---------------------------
>
> Key: KYLIN-2608
> URL: https://issues.apache.org/jira/browse/KYLIN-2608
> Project: Kylin
> Issue Type: Bug
> Reporter: hongbin ma
> Assignee: hongbin ma
> Fix For: v2.1.0
>
>
> The bug may cause model unable to match when PK/FK contains multiple columns
> {code}
> int n = foreignKey.length;
> for (int i = 0; i < n - 1 && cont; i++) {
> cont = false;
> - for (int j = i; j < n - 1; j++) {
> + for (int j = 0; j < n - 1 - i; j++) {
> int jj = j + 1;
> if (foreignKey[j].compareTo(foreignKey[jj]) > 0) {
> swap(foreignKey, j, jj);
> {code}
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