amorynan commented on code in PR #16948:
URL: https://github.com/apache/doris/pull/16948#discussion_r1112505921
##########
fe/fe-core/src/main/java/org/apache/doris/analysis/MapLiteral.java:
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@@ -47,30 +47,18 @@ public MapLiteral(LiteralExpr... exprs) throws
AnalysisException {
Type keyType = Type.NULL;
Type valueType = Type.NULL;
children = new ArrayList<>();
- int idx = 0;
- // TODO(xy): limit key type to scalar type
- for (LiteralExpr expr : exprs) {
- if (idx % 2 == 0) {
- if (keyType == Type.NULL) {
- keyType = expr.getType();
- } else {
- keyType = Type.getAssignmentCompatibleType(keyType,
expr.getType(), true);
- }
- if (keyType == Type.INVALID) {
- throw new AnalysisException("Invalid element type in Map");
- }
- } else {
- if (valueType == Type.NULL) {
- valueType = expr.getType();
- } else {
- valueType = Type.getAssignmentCompatibleType(valueType,
expr.getType(), true);
- }
- if (valueType == Type.INVALID) {
- throw new AnalysisException("Invalid element type in Map");
- }
+ for (int idx = 0; idx < exprs.length && idx + 1 < exprs.length; idx +=
2) {
+ // limit key type to scalar type
+ keyType = Type.getAssignmentCompatibleType(keyType,
exprs[idx].getType(), true);
+ if (keyType == Type.INVALID || !keyType.isScalarType()) {
+ throw new AnalysisException("Invalid key type in Map Only
support scalar type");
Review Comment:
yeh , I see ,
date and int are scala types but they are not compatible with each other. so
here should throw err, but the error msg should be invaild key type for int
(assume origin key type is date.)
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