Fredy Wijaya has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/10571 )

Change subject: IMPALA-7106: Print rewritten SQL correctly when log trace is 
enabled
......................................................................


Patch Set 10:

(4 comments)

http://gerrit.cloudera.org:8080/#/c/10571/8/fe/src/main/java/org/apache/impala/analysis/FromClause.java
File fe/src/main/java/org/apache/impala/analysis/FromClause.java:

http://gerrit.cloudera.org:8080/#/c/10571/8/fe/src/main/java/org/apache/impala/analysis/FromClause.java@129
PS8, Line 129:
> Call toSqlString(rewritten)?
Done


http://gerrit.cloudera.org:8080/#/c/10571/8/fe/src/main/java/org/apache/impala/analysis/SelectStmt.java
File fe/src/main/java/org/apache/impala/analysis/SelectStmt.java:

http://gerrit.cloudera.org:8080/#/c/10571/8/fe/src/main/java/org/apache/impala/analysis/SelectStmt.java@973
PS8, Line 973:     // Where clause
> Call toSqlString(rewritten) directly?
Done


http://gerrit.cloudera.org:8080/#/c/10571/5/fe/src/main/java/org/apache/impala/analysis/StmtRewriter.java
File fe/src/main/java/org/apache/impala/analysis/StmtRewriter.java:

http://gerrit.cloudera.org:8080/#/c/10571/5/fe/src/main/java/org/apache/impala/analysis/StmtRewriter.java@117
PS5, Line 117:     stmt.sqlString_ = null;
> I tried removing it and it broke AnalyzeSubqueriesTest TestExistsSubqueries
Although I agree that "between y and x" is essentially the same as "<= x and >= 
y", Isn't it better if the error messages mimic the user queries (with the 
exception of case sensitivity and fully qualified names) to not confuse them? 
Let me know what you think?


http://gerrit.cloudera.org:8080/#/c/10571/8/fe/src/main/java/org/apache/impala/analysis/TableRef.java
File fe/src/main/java/org/apache/impala/analysis/TableRef.java:

http://gerrit.cloudera.org:8080/#/c/10571/8/fe/src/main/java/org/apache/impala/analysis/TableRef.java@575
PS8, Line 575:   protected String tableRefToSql(boolean rewritten) {
> Why this?
The idea is for InlineViewRef to override it. But I can also simplify it by 
having tableRefToSql(boolean rewritten) and override it in InlineViewRef.



--
To view, visit http://gerrit.cloudera.org:8080/10571
To unsubscribe, visit http://gerrit.cloudera.org:8080/settings

Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: Iab58b0cc865135d261dd4a7f72be130f2e7bde53
Gerrit-Change-Number: 10571
Gerrit-PatchSet: 10
Gerrit-Owner: Fredy Wijaya <[email protected]>
Gerrit-Reviewer: Fredy Wijaya <[email protected]>
Gerrit-Reviewer: Tianyi Wang <[email protected]>
Gerrit-Reviewer: Vuk Ercegovac <[email protected]>
Gerrit-Comment-Date: Tue, 12 Jun 2018 00:45:57 +0000
Gerrit-HasComments: Yes

Reply via email to