programs use BatchTableEnvironment instead of StreamTableEnvironment StreamTableEnvironment tableEnv = TableEnvironment.getTableEnvironment...StreamTableEnvironment, works for BatchTableEnvironment equivalently StreamTableEnvironment tableEnv = TableEnvironment.getTableEnvironment...StreamTableEnvironment, works for BatchTableEnvironment equivalently StreamTableEnvironment tableEnv = TableEnvironment.getTableEnvironment...registration of a DataSet in a BatchTableEnvironment is equivalent StreamTableEnvironment tableEnv = TableEnvironment.getTableEnvironment...StreamTableEnvironment tableEnv = TableEnvironment.getTableEnvironment(env); // Table with two fields
programs use BatchTableEnvironment instead of StreamTableEnvironment StreamTableEnvironment tableEnv = TableEnvironment.getTableEnvironment...StreamTableEnvironment, works for BatchTableEnvironment equivalently StreamTableEnvironment tableEnv = TableEnvironment.getTableEnvironment...StreamTableEnvironment, works for BatchTableEnvironment equivalently StreamTableEnvironment tableEnv = TableEnvironment.getTableEnvironment...registration of a DataSet in a BatchTableEnvironment is equivalent StreamTableEnvironment tableEnv = TableEnvironment.getTableEnvironment...StreamTableEnvironment tableEnv = TableEnvironment.getTableEnvironment(env); // Table with two fields
通过使用StreamExecutionEnvironment或ExecutionEnvironment和可选的TableConfig调用静态TableEnvironment.getTableEnvironment...以下示例显示了一个简单的Table API聚合查询: // get a TableEnvironment val tableEnv = TableEnvironment.getTableEnvironment...// get a TableEnvironment val tableEnv = TableEnvironment.getTableEnvironment(env) // register Orders...使用例子: // get a TableEnvironment val tableEnv = TableEnvironment.getTableEnvironment(env) // compute...// get a TableEnvironment val tableEnv = TableEnvironment.getTableEnvironment(env) // DataStream of
env.enableCheckpointing(10000) env.setParallelism(1) //注入数据源 var tableEnv: StreamTableEnvironment = TableEnvironment.getTableEnvironment
; environment.getConfig().disableSysoutLogging(); StreamTableEnvironment tableEnvironment = TableEnvironment.getTableEnvironment
resources\\testdata.csv" val env = ExecutionEnvironment.getExecutionEnvironment val tableEnv = TableEnvironment.getTableEnvironment...\\resources\\GDP.csv" val env = ExecutionEnvironment.getExecutionEnvironment val tableEnv = TableEnvironment.getTableEnvironment...resources\\testdata.csv" val env = ExecutionEnvironment.getExecutionEnvironment val tableEnv = TableEnvironment.getTableEnvironment
public int eval(String s) { return s.hashCode() * factor; } } BatchTableEnvironment tableEnv = TableEnvironment.getTableEnvironment...collect(new Tuple2(s, s.length())); } } } BatchTableEnvironment tableEnv = TableEnvironment.getTableEnvironment...ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment(); BatchTableEnvironment tableEnv = TableEnvironment.getTableEnvironment
String]): Unit = { val env = StreamExecutionEnvironment.getExecutionEnvironment val tabEnv = TableEnvironment.getTableEnvironment
StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment(); StreamTableEnvironment tableEnv = TableEnvironment.getTableEnvironment
TimeCharacteristic.EventTime); env.setParallelism(1); StreamTableEnvironment tEnv = TableEnvironment.getTableEnvironment
1、获取table stream 环境; val env = StreamExecutionEnvironment.getExecutionEnvironment val tEnv = TableEnvironment.getTableEnvironment...TimestampModifier extends ScalarFunction { def eval(t: Long): Long = { t % 1000 } val tableEnv = TableEnvironment.getTableEnvironment
env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime); StreamTableEnvironment tEnv = TableEnvironment.getTableEnvironment
ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment(); BatchTableEnvironment tEnv = TableEnvironment.getTableEnvironment
env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime); env.setParallelism(1); StreamTableEnvironment tEnv = TableEnvironment.getTableEnvironment
collect(new Tuple2(s, s.length())); } } } BatchTableEnvironment tableEnv = TableEnvironment.getTableEnvironment
现在需要实现这样一个需求,看一下在Flink SQL里面如何实现 val env=StreamExecutionEnvironment.getExecutionEnvironment val tabEnv=TableEnvironment.getTableEnvironment
Array[String]):Unit={ val env =StreamExecutionEnvironment.getExecutionEnvironment val tabEnv =TableEnvironment.getTableEnvironment
collect(new Tuple2(s, s.length())); } } } BatchTableEnvironment tableEnv = TableEnvironment.getTableEnvironment
3、静态生成器方法在TableEnvironment(FLINK-11445)上的弃用 为了将API与实际实现分开,TableEnvironment.getTableEnvironment()不推荐使用静态方法
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