Inventor

LI YUNRUI

US56 patents

⚠️ This page may combine multiple inventors who share the name “LI YUNRUI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LI YUNRUI

ORACLE INT CORP

Multi-instance redo apply

Automatic recovery of a failed standby database in a cluster

Instantaneous unplug of pluggable database from one container database and plug into another container database

Readable physical storage replica and standby database system

Reduced disk space standby

Techniques for backup restore and recovery of a pluggable database

Container database

Multi-instance redo apply

Method and system to accelerate transaction commit using non-volatile memory

Transportable backups for pluggable database relocation

Elimination of log file synchronization delay at transaction commit time

Techniques to parallelize CPU and IO work of log writes

Zero-data-loss with asynchronous redo shipping to a standby database

High performance log-based parallel processing of logs of work items representing operations on data objects

Detecting lost writes

Query execution against an in-memory standby database

Method and system for supporting data consistency on an active standby database after DML redirection to a primary database

Data transfers between cluster instances with delayed log file flush

Techniques for moving data files without interrupting access

Remote one-sided persistent writes

Method and system for automatic maintenance of standby databases for non-logged workloads

Techniques to take clean database file snapshot in an online database

System and method for an ultra highly available, high performance, persistent memory optimized, scale-out database

Automatic reclamation of storage space for database systems

Elimination of log file synchronization delay at transaction commit time

Efficient pluggable database recovery with redo filtering in a consolidated database

System and method for an ultra highly available, high performance, persistent memory optimized, scale-out database

Automatic reclamation of storage space for database systems

Periodic snapshots of a pluggable database in a container database

Cloning a pluggable database in read-write mode

Techniques for keeping a copy of a pluggable database up to date with its source pluggable database in read-write mode

Facilitating operations on pluggable databases using separate logical timestamp services

Time-based checkpoint target for database media recovery

Method and system for supporting data consistency on an active standby database after DML redirection to a primary database

Increasing OLTP throughput by improving the performance of logging using persistent memory storage

Increasing OLTP throughput by improving the performance of logging using persistent memory storage

Increasing OLTP throughput by improving the performance of logging using persistent memory storage

Adaptively overlapping the writing of redo log records

Data guard at PDB (pluggable database) level

Data guard at PDB (pluggable database) level

Diskless active data guard as cache

Technique for higher availability in a multi-node system using replicated lock information to determine a set of data blocks for recovery

Time-based checkpoint target for database media recovery

HU WEI

High-performance log-based processing

Using a standby data storage system to detect the health of a cluster of data storage servers

ORACLE INTERNAT CORP OIC

Mean time to recover (MTTR) advisory

HU WEI MING

Reduced disk space standby

GARIN JR BENEDICTO E

Method for maximizing throughput and minimizing transactions response times on the primary system in the presence of a zero data loss standby replica

SHI JIA

Controlling data lag in a replicated computer system

KAMPOURIS THEOCHARIS

Methods for detecting split brain in a distributed system