public class Explain_Test { public static void main(String[] args) throws Exception { FlinkEnv flinkEnv = FlinkEnvUtils.getStreamTableEnv(args); flinkEnv.env().setParallelism(); String sql = "CREATE TABLE source
One exception is TermResolution, where mode can be id2value_opencypher, indicating a resolution from ID to openCypher value. Units In – The number of solutions passed as input to this operator. Operators without upstream operators, such as DFEPipelineScan, SolutionInjections, and a DFESubquery...
public class Explain_Test { public static void main(String[] args) throws Exception { FlinkEnv flinkEnv = FlinkEnvUtils.getStreamTableEnv(args); flinkEnv.env().setParallelism(1); String sql = "CREATE TABLE source_table (\n" + " user_id BIGINT COMMENT '用户 id',\n" + " name STRING...
|1| SIMPLE |testa| const |PRIMARY,idx_name| PRIMARY |4| const |1| NULL |+---+---+---+---+---+---+---+---+---+---+1rowinset# 下面虽然name有索引,但是查询的列cusno没有索引,这时mysql计划possible_keys有索引,但实际key未走索引,若果cusno换成有索引的列,参照下面。mysql> expl...
public class Explain_Test{public static void main(String[]args)throws Exception{FlinkEnv flinkEnv=FlinkEnvUtils.getStreamTableEnv(args);flinkEnv.env().setParallelism(1);String sql="CREATE TABLE source_table (\n"+" user_id BIGINT COMMENT '用户 id',\n"+" name STRING COMMENT '用户姓名',\n...
CHAPTER-71.Write the syntax to execute multiple catch statements.2.Write a program using finally statement.3.Explain how you can use exception handling mechanism to debug a program.4.Define Exception? Explain Exception Handling mechanism of java?5.Create a user-defined exception in Java.6.What ...
(); // create a user defined function // tenv.executeSql("CREATE FUNCTION f1 AS "); // show user defined functions tenv.executeSql("SHOW USER FUNCTIONS").print(); // show modules tenv.executeSql("SHOW MODULES").print(); // show full modules tenv.executeSql("SHOW FULL MODULES")...
but isfaster than performing a join with no index at all. The applicability criteria areas described in Section 7.13.1, “Range Optimization”, and Section 7.13.2,“Index Merge Optimization”, with the exception that all column values for thepreceding table are known and considered to be consta...
You match dial-peer 2 because of the same reasons you matched dial-peer 1, the user-id of testuser. The session target of this dial-peer is the original sip-uri as defined by session target sip-uri"which was a FQDN. After a DNS resolution has taken place, and change ...
Consider the scenario in which you want to create and manage tasks on a remote computer by using the Task Scheduler user interface. Before connecting to the remote computer, you must enable the Remote Scheduled Tasks Management firewall exception on the remote computer. You can do ...