Demo: Spark Connector and External Tables on AWS S3¶
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./bin/spark-sql \
--name "uc-external-tables-s3" \
--packages "org.apache.hadoop:hadoop-aws:3.3.4,io.delta:delta-spark_2.13:3.2.1,io.unitycatalog:unitycatalog-spark_2.13:0.3.0-SNAPSHOT" \
--conf "spark.sql.extensions=io.delta.sql.DeltaSparkSessionExtension" \
--conf "spark.sql.catalog.spark_catalog=io.unitycatalog.spark.UCSingleCatalog" \
--conf "spark.hadoop.fs.s3.impl=org.apache.hadoop.fs.s3a.S3AFileSystem" \
--conf "spark.sql.catalog.unity=io.unitycatalog.spark.UCSingleCatalog" \
--conf "spark.sql.catalog.unity.uri=http://localhost:8080" \
--conf "spark.sql.catalog.unity.token=$(cat ../unitycatalog/etc/conf/token.txt)" \
--conf "spark.sql.defaultCatalog=unity"