[GitHub] imay closed pull request #249: Fix UnionStmt toSql bug

[GitBox <gi...@apache.org>]

imay closed pull request #249: Fix UnionStmt toSql  bug
URL: https://github.com/apache/incubator-doris/pull/249
 
 
   

This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:

As this is a foreign pull request (from a fork), the diff is supplied
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diff --git a/fe/src/main/java/org/apache/doris/analysis/UnionStmt.java b/fe/src/main/java/org/apache/doris/analysis/UnionStmt.java
index 2014b0d4..ca140971 100644
--- a/fe/src/main/java/org/apache/doris/analysis/UnionStmt.java
+++ b/fe/src/main/java/org/apache/doris/analysis/UnionStmt.java
@@ -534,7 +534,7 @@ public String toSql() {
         StringBuilder strBuilder = new StringBuilder();
         Preconditions.checkState(operands.size() > 0);
         strBuilder.append(operands.get(0).getQueryStmt().toSql());
-        for (int i = 1; i < operands.size() - i; ++i) {
+        for (int i = 1; i < operands.size() - 1; ++i) {
             strBuilder.append(
               " UNION " + ((operands.get(i).getQualifier() == Qualifier.ALL) ? "ALL " : ""));
             if (operands.get(i).getQueryStmt() instanceof UnionStmt) {


 

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