Victor Wong created FLINK-14835:
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             Summary: Make `org.apache.flink.configuration.Configuration` 
support method chaining
                 Key: FLINK-14835
                 URL: https://issues.apache.org/jira/browse/FLINK-14835
             Project: Flink
          Issue Type: Improvement
          Components: Runtime / Configuration
    Affects Versions: 1.9.1
            Reporter: Victor Wong


To make the following code examples work in production, which is very handy for 
users to set a couple of configurations.

 
// instantiate table environmentTableEnvironment tEnv = ...tEnv.getConfig()     
   // access high-level configuration  .getConfiguration()   // set low-level 
key-value options  .setString("table.exec.mini-batch.enabled", "true")  // 
enable mini-batch optimization  
.setString("table.exec.mini-batch.allow-latency", "5 s") // use 5 seconds to 
buffer input records  .setString("table.exec.mini-batch.size", "5000"); // the 
maximum number of records can be buffered by each aggregate operator task



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