>From Dmitry Lychagin <[email protected]>:

Dmitry Lychagin has posted comments on this change. ( 
https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/14323 )

Change subject: [NO ISSUE][COMP] Support overrding type of closed field with 
CAST
......................................................................


Patch Set 1:

(3 comments)

https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/14323/1/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/TypeUtil.java
File 
asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/TypeUtil.java:

https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/14323/1/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/TypeUtil.java@204
PS1, Line 204:         public ARecordType build(boolean castDefaultNull) throws 
AlgebricksException {
Let's move castDefaultNull parameter from build() to reset(). This makes sense 
logically and will make the code a bit easier.


https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/14323/1/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/TypeUtil.java@305
PS1, Line 305:                 if 
(!ATypeHierarchy.canPromote(enforcedFieldType.getTypeTag(), 
this.keyFieldType.getTypeTag())
I'd rewrite this block as follows:
if (castDefaultNull) {
  recordNameTypesMap.put(...)
} else if (!ATypeHierarchy.canPromote(...)) {
  throw new AsterixException(...)
}


https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/14323/1/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/TypeUtil.java@316
PS1, Line 316:             if (enforcedFieldType == null) {
replace if (enforcedFieldType == null) with just else?
so line 304 would become: if (enforcedFielType!= null) { lines 305-314 } else { 
lines 317-318 ... }



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Gerrit-Project: asterixdb
Gerrit-Branch: master
Gerrit-Change-Id: I63cb476577c746e9b49906f4fb9f284a23e99cd1
Gerrit-Change-Number: 14323
Gerrit-PatchSet: 1
Gerrit-Owner: Ali Alsuliman <[email protected]>
Gerrit-Reviewer: Ali Alsuliman <[email protected]>
Gerrit-Reviewer: Anon. E. Moose #1000171
Gerrit-Reviewer: Dmitry Lychagin <[email protected]>
Gerrit-Reviewer: Jenkins <[email protected]>
Gerrit-Reviewer: Till Westmann <[email protected]>
Gerrit-Comment-Date: Sat, 04 Dec 2021 01:47:04 +0000
Gerrit-HasComments: Yes
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