J2ee Transaction Overview

WebLogic Transasction Service Overview BEA Systems Korea Sep,16,2003 Byungwook Cho

Agenda ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

What is Transaction? (ACID) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Transaction Processing Model Transsaction Manager (TM) RM Resource Manager (RM) DB1 DB2 Application (AP) XA javax.transaction.xa.XAResource javax.transaction.TransactionManager

Transaction Isolation Level ,[object Object],[object Object],[object Object],[object Object],[object Object],* Oracle X X X Serializable * O X X Repeatable read O O X Read commited * O O O Read uncommited Phantom Non-Repeatable Dirty Read Isolation Level

Transaction Isolation Level Setting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Java Transaction Model ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

JTA (Java Transaction API) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Transaction Processing in J2EE

EJB Transaction Model (CMT) ,[object Object],Error TX_A NO_TRAN NO_TX Never TX_A TX_A Error NO_TX Mandatory NO_TX TX_A NO_TX NO_TX Not Supported TX_A TX_A NO_TX NO_TX Support TX_NEW TX_A TX_NEW NO_TX Required New TX_A TX_A TX_NEW NO_TX Required EJB TX Client TX TX Attr

Transaction scope ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Transaction Parameter ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Transaction Monitoring ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Transaction Recovery ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

JTA Debug Options ,[object Object],[object Object],[object Object],[object Object]

Data Source ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object]

J2ee Transaction Overview

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J2ee Transaction Overview