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Configuring Druid and Superset Metadata Stores in MySQL
About This Task Steps About This Task Druid and Superset require a relational data store to store metadata. To use MySQL for this, install MySQL and create a database for the D... -
Schemas
Iceberg tables support the following types: Type Description Notes boolean True or false int 32-bit signed integers Can promote to long long 64-bit s... -
Mixed-Hive
Mixed-Hive format is a format that has better compatibility with Hive than Mixed-Iceberg format. Mixed-Hive format uses a Hive table as the BaseStore and an Iceberg table as the C... -
Object
clone values eqProps keys omit pick pickAll project prop props keysIn path valuesIn toPairs toPairsIn propOr has hasIn clone {*} → {*} Parameters valueThe ... -
2. Using a Local Repository
If your enterprise clusters have limited outbound Internet access, you should consider using a local repository, which enables you to benefit from more governance and better insta... -
Log In to Apache Ambari
Prerequisites Steps Next Step More Information Prerequisites Ambari Server must be running. To log in to Ambari Web using a web browser: Steps Point your web browser to... -
Observability
Metrics This feature is available only in Redisson PRO Monitoring systems integration Redisson provides integration the most popular monitoring systems through Micrometer fram... -
Spark Writes
Writing with SQL INSERT OVERWRITE INSERT INTO Upsert to table with primary keys. DELETE FROM UPDATE MERGE INTO Writing with DataFrames Appending data Overwriting data Crea... -
4.3 Access the document metadata in R code
When an Rmd document is compiled, all of its metadata in the YAML section will be stored in the list object rmarkdown::metadata . For example, rmarkdown::metadata$title gives you... -
Log In to Apache Ambari
Prerequisites Steps Next Step More Information Prerequisites Ambari Server must be running. To log in to Ambari Web using a web browser: Steps Point your web browser to ...
