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HIVE-28875 Numbers should be compared with equals(), not with == #5743

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HIVE-28875 Numbers should be compared with equals(), not with == #5743

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08e54aa
HIVE-28875 Numbers should be compared with equals(), not with ==
dk2k Apr 2, 2025
a1ce706
Merge branch 'master' into HIVE-28875_number_comparison
dk2k Apr 23, 2025
8fc2188
Merge branch 'master' into HIVE-28875_number_comparison
dk2k Apr 28, 2025
4d8d173
HIVE-28876 fixed expectation of unit test
dk2k Apr 30, 2025
2f472a0
Merge branch 'master' into HIVE-28875_number_comparison
dk2k May 11, 2025
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5 changes: 3 additions & 2 deletions common/src/java/org/apache/hadoop/hive/common/type/SignedInt128.java
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,7 @@

import java.math.BigInteger;
import java.nio.IntBuffer;
import java.util.Objects;

/**
* This code was based on code from Microsoft's PolyBase.
Expand Down Expand Up @@ -683,7 +684,7 @@ public void subtractDestructive(SignedInt128 right) {
*/
public static void multiply(SignedInt128 left, SignedInt128 right,
SignedInt128 result) {
if (result == left || result == right) {
if (Objects.equals(result, left) || Objects.equals(result, right)) {
throw new IllegalArgumentException(
"result object cannot be left or right operand");
}
Expand Down Expand Up @@ -768,7 +769,7 @@ public int divideDestructive(int right) {
*/
public static void divide(SignedInt128 left, SignedInt128 right,
SignedInt128 quotient, SignedInt128 remainder) {
if (quotient == left || quotient == right) {
if (Objects.equals(quotient, left) || Objects.equals(quotient, right)) {
throw new IllegalArgumentException(
"result object cannot be left or right operand");
}
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3 changes: 2 additions & 1 deletion ql/src/java/org/apache/hadoop/hive/ql/optimizer/OrderlessLimitPushDownOptimizer.java
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Expand Up @@ -27,6 +27,7 @@
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Stack;

import org.apache.hadoop.hive.ql.exec.CommonJoinOperator;
Expand Down Expand Up @@ -114,7 +115,7 @@ private void combineLimits(LimitOperator childLimit) throws SemanticException {
LimitOperator parentLimit = (LimitOperator) childLimit.getParentOperators().get(0);
LimitDesc parentConf = parentLimit.getConf();
LimitDesc childConf = childLimit.getConf();
if (parentConf.getOffset() == childConf.getOffset()) {
if (Objects.equals(parentConf.getOffset(), childConf.getOffset())) {
int min = Math.min(parentConf.getLimit(), childConf.getLimit());
LOG.debug("Combining two limits child={}, parent={}, newLimit={}", childLimit, parentLimit, min);
parentConf.setLimit(min);
Expand Down
2 changes: 1 addition & 1 deletion ql/src/java/org/apache/hadoop/hive/ql/udf/ptf/ValueBoundaryScanner.java
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Expand Up @@ -927,7 +927,7 @@ public boolean isDistanceGreaterPrimitive(Double d1, Double d2, int amt) {
@Override
public boolean isEqualPrimitive(Double d1, Double d2) {
if (d1 != null && d2 != null) {
return d1 == d2;
return d1.equals(d2);
}

return d1 == null && d2 == null; // True if both are null
Expand Down
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