[ https://issues.apache.org/jira/browse/IMPALA-10871?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Fucun Chu reassigned IMPALA-10871: ---------------------------------- Assignee: Fucun Chu > Add MetastoreShim to support Apache Hive 3.x > -------------------------------------------- > > Key: IMPALA-10871 > URL: https://issues.apache.org/jira/browse/IMPALA-10871 > Project: IMPALA > Issue Type: Task > Reporter: Quanlong Huang > Assignee: Fucun Chu > Priority: Major > > Impala 3.x supports both Hive 2 and 3 by a MetastoreShim that is chose at > compilation time: > {code:bash} > fe/src/compat-hive-2 > └── java/org/apache > ├── hadoop/hive/common/ValidWriteIdList.java > └── impala/compat/MetastoreShim.java > fe/src/compat-hive-3 > └── java/org/apache/impala/compat > ├── HiveMetadataFormatUtils.java > └── MetastoreShim.java {code} > In pom.xml: > {code:xml} > <plugin> > <groupId>org.codehaus.mojo</groupId> > <artifactId>build-helper-maven-plugin</artifactId> > <version>1.5</version> > <executions> > <!-- Tell maven about our generated files --> > <execution> > <id>add-source</id> > <phase>generate-sources</phase> > <goals> > <goal>add-source</goal> > </goals> > <configuration> > <sources> > ... > > <source>${project.basedir}/src/compat-hive-${hive.major.version}/java</source> > </sources> > </configuration> > </execution> > </executions> > </plugin> > {code} > Now MetastoreShim evolves to only support CDP Hive which contains some > breaking changes of Hive 4.x. > To support Apache Hive 3.x, we need another MetastoreShim. Some codes that > directly use Hive 4 APIs may need to be ignored in compilation, e.g. > fe/src/main/java/org/apache/impala/catalog/metastore/*.java -- This message was sent by Atlassian Jira (v8.20.1#820001) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-all-unsubscr...@impala.apache.org For additional commands, e-mail: issues-all-h...@impala.apache.org