TRANSACTION SAVEPOINT MANAGEMENT APPARATUS AND METHOD FOR DISTRIBUTED DATABASE

• Main Authors: MIAO, Hao, LUO, Qingshun, SHI, Huabei, PEI, Chenguang, ZHOU, Jiajing
• Format: Patent
• Language: Chinese; English; French
• Published: 20.12.2018
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS

Proposed are a transaction savepoint management apparatus and method. The method comprises: creating, based on a transaction initiation request from a user terminal, a transaction, wherein the transaction includes a plurality of operation instructions, and subsequently accessing at least one of a plurality of databases so as to sequentially execute the plurality of operation instructions according to a time sequence; and if the plurality of operation instructions includes a global savepoint establishment instruction, creating and maintaining a global savepoint queue to coordinate the plurality of databases and implement an operation for global savepoints, and based on the global savepoints, triggering a database, involved in this transaction, from among the plurality of databases to establish local savepoints and record an association relationship between each of the local savepoints and the global savepoints. The apparatus and method disclosed in the present invention can be used for transaction savepoint ma