TransactionBoundary Class Reference

This class handles per thread started transaction boundaries: More...

#include <readings_catalogue.h>

Public Member Functions
unsigned long	GetMinReadingId ()
	Fetch the minimum safe global reading id among all UNCOMMITTED per thread transactions. More...
void	SetThreadTransactionStart (std::thread::id tid, unsigned long id)
	Set BEGIN of a transaction for a given thread, reading id. More...
void	ClearThreadTransaction (std::thread::id)
	Remove committed TRANSACTION for the given thread. More...

Detailed Description

This class handles per thread started transaction boundaries:

Member Function Documentation

ClearThreadTransaction()

void TransactionBoundary::ClearThreadTransaction

(

std::thread::id

tid

)

Remove committed TRANSACTION for the given thread.

Parameters

tid	The thread id that just committed a transaction

GetMinReadingId()

unsigned long TransactionBoundary::GetMinReadingId

(

)

Fetch the minimum safe global reading id among all UNCOMMITTED per thread transactions.

Returns

The safe global reading id to use in UNION ALL queries as boundary limit

SetThreadTransactionStart()

void TransactionBoundary::SetThreadTransactionStart	(	std::thread::id	tid,
		unsigned long	id
	)

Set BEGIN of a transaction for a given thread, reading id.

Parameters

tid	The thread id that just started a transaction
id	The global reading id that starts the transaction

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The documentation for this class was generated from the following files:

• C/plugins/storage/sqlite/common/include/readings_catalogue.h
• C/plugins/storage/sqlite/common/readings_catalogue.cpp