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.
