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Steve Carlin updated HIVE-21975: -------------------------------- Attachment: HIVE-21975.4.patch > Fix incremental compilation > --------------------------- > > Key: HIVE-21975 > URL: https://issues.apache.org/jira/browse/HIVE-21975 > Project: Hive > Issue Type: Bug > Reporter: Zoltan Haindrich > Assignee: Steve Carlin > Priority: Major > Labels: pull-request-available > Attachments: HIVE-21975.1.patch, HIVE-21975.2.patch, > HIVE-21975.3.patch, HIVE-21975.4.patch, HIVE-21975.patch > > Time Spent: 10m > Remaining Estimate: 0h > > we have an incremental compilation issue around SA ; mostly because of "? > extends Serializable" > it could be reproduced with: > {code} > git clean -dfx > mvn install -pl ql -am -DskipTests > touch `find . -name Sema*A*java` `find . -name Task*Factory.java` > mvn install -pl ql -DskipTests > {code} > error is: > {code} > [ERROR] Failed to execute goal > org.apache.maven.plugins:maven-compiler-plugin:3.6.1:compile > (default-compile) on project hive-exec: Compilation failure: Compilation > failure: > [ERROR] > /mnt/work/hwx/hive/master/ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java:[12573,60] > incompatible types: java.util.List<org.apache.hadoop.hive.ql.exec.Task<? > extends java.io.Serializable>> cannot be converted to > java.util.List<org.apache.hadoop.hive.ql.exec.Task<?>> > [ERROR] > /mnt/work/hwx/hive/master/ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java:[15187,49] > incompatible types: java.util.List<org.apache.hadoop.hive.ql.exec.Task<?>> > cannot be converted to java.util.List<org.apache.hadoop.hive.ql.exec.Task<? > extends java.io.Serializable>> > {code} -- This message was sent by Atlassian Jira (v8.3.4#803005)