io.prestosql.execution

Class QueryIdGenerator

java.lang.Object

io.prestosql.execution.QueryIdGenerator

public class QueryIdGenerator
extends Object

Constructor Summary

Constructors

Constructor and Description
QueryIdGenerator()

Method Summary

Modifier and Type	Method and Description
QueryId	createNextQueryId() Generate next queryId using the following format: YYYYMMdd_HHmmss_index_coordId Index rolls at the start of every day or when it reaches 99,999, and the coordId is a randomly generated when this instance is created.
String	getCoordinatorId()
protected long	nowInMillis()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

QueryIdGenerator

public QueryIdGenerator()

Method Detail

getCoordinatorId

public String getCoordinatorId()

createNextQueryId

public QueryId createNextQueryId()

Generate next queryId using the following format: YYYYMMdd_HHmmss_index_coordId

Index rolls at the start of every day or when it reaches 99,999, and the coordId is a randomly generated when this instance is created.

nowInMillis

protected long nowInMillis()