Behavioral Changes in Streaming Analytics

Review the list of Streaming Analytics behavioral changes in Cloudera DataFlow for Data Hub 7.2.18.

SQL Stream Builder🔗

Summary:: PROCTIME() shortcut function is removed from LOOKUP JOIN syntax; Previous behavior:; The PROCTIME() function needed to be defined for the SQL query when using LOOKUP JOIN.; New behavior:; The raw PROCTIME() function cannot be used in LOOKUP JOIN queries anymore. For more information about migrating queries that use PROCTIME(), see Updating SQL queries with PROCTIME function documentation.
Summary:: The user-defined function (UDF) tester is not available on Streaming SQL Console; Previous behavior:; New UDFs could be tested on Streaming SQL Console before executing the SQL job.; New behavior:; The UDF test runner is turned off, the added UDFs can be tested with executing the SQL job.
Summary:: Kafka sink JSON serializer is refactored to the Flink implementation; Previous behavior:; An SSB specific implementation was used for the JSON serializer.; New behavior:; The RowJsonSerializer is added to be used for the Kafka sink JSON serializer. The v2 API version is also added for the JSONSampler.
Summary:: Remove user name length limitation; Previous behavior:; Username limitation was set to a minimum four characters.; New behavior:; Limitation is removed for username length.
Summary:: Make API v2 the default selection in the SSB Swagger UI; Previous behavior:; Version could be selected for the REST API when using Swagger UI.; New behavior:; V2 is the default version when using REST API with Swagger UI.
Summary:: ssb-hive-catalog can be configured when creating Iceberg catalog; Previous behavior:; ssb-hive-catalog could only be configured for creating Iceberg tables; New behavior:; ssb-hive-catalog can be used both for creating Iceberg catalogs and tables for seamless Hive integration.

Flink🔗

Summary:: Remove global JobResultStore storage path; Previous behavior:; The JobResultStore was configured as a global HDFS path.; New behavior:; JobResultStore is automatically provided by YARN.