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fix Isnull

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kiki
2013-06-06 22:27:01 +08:00
parent abd5c4b2ff
commit f7ca97224a
1 changed files with 2 additions and 0 deletions
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src/main/java/com/alibaba/druid/sql/visitor/functions/Isnull.java
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@@ -40,6 +40,8 @@ public class Isnull implements Function {
Object itemValue = condition.getAttributes().get(EVAL_VALUE);
if (itemValue == EVAL_VALUE_NULL) {
return Boolean.TRUE;
} else if (itemValue == null) {
return null;
} else {
return Boolean.FALSE;
}