okumin commented on code in PR #5837:
URL: https://github.com/apache/hive/pull/5837#discussion_r2120985814
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ql/src/java/org/apache/hadoop/hive/ql/exec/vector/expressions/VectorUDFDayOfWeekString.java:
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@@ -36,8 +36,7 @@ public final class VectorUDFDayOfWeekString extends
VectorUDFTimestampFieldStrin
private static final long serialVersionUID = 1L;
private transient final SimpleDateFormat format = new
SimpleDateFormat("yyyy-MM-dd");
- private transient final Calendar calendar = Calendar.getInstance(
- TimeZone.getTimeZone("UTC"));
+ private transient final Calendar calendar = Calendar.getInstance();
public VectorUDFDayOfWeekString(int colNum, int outputColumnNum) {
Review Comment:
Do you think we can use the same logic as the non-vectorized version?
https://github.com/apache/hive/blob/de994e5c556930d1761601a61d6941c69fa9e153/ql/src/java/org/apache/hadoop/hive/ql/udf/UDFDayOfWeek.java#L68-L72
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