Inventor · disambiguated record
David Wein
Also filed as: WEIN DAVID · WEIN DAVID CHARLES
21 granted patents·2 pending applications·124 citations·filing 2007–2023
93Inventor score
Top patents by PatentIndex Score
23 records- 0193US9513811B2Materializing data from an in-memory array to an on-disk page structureWEIN DAVID·Filed 2014·Granted Dec 6, 2016·20 cites·19 claims
- 0293US9141435B2System and methodology providing workload management in database clusterWEIN DAVID·Filed 2007·Granted Sep 22, 2015·44 cites·41 claims
- 0392US11947555B1Intelligent query routing across shards of scalable database tablesAMAZON TECH INC·Filed 2022·Granted Apr 2, 2024·7 cites·20 claims
- 0492US11921699B1Lease-based consistency management for handling failover in a databaseAMAZON TECH INC·Filed 2022·Granted Mar 5, 2024·6 cites·20 claims
- 0591US9275097B2Set-oriented locking based on in-memory bitmaps for a column-oriented databaseDELAFRANIER MARK·Filed 2013·Granted Mar 1, 2016·20 cites·15 claims
- 0689US12292881B1Distributed transaction execution across shards of scalable database tablesAMAZON TECH INC·Filed 2022·Granted May 6, 2025·2 cites·20 claims
- 0785US12298961B1Increasing commit times at database shards for implementing consistency and isolation for distributed transactionsAMAZON TECH INC·Filed 2023·Granted May 13, 2025·1 cites·20 claims
- 0884US9830109B2Materializing data from an in-memory array to an on-disk page structureSAP SE·Filed 2016·Granted Nov 28, 2017·3 cites·20 claims
- 0982US9811549B2Applying a database transaction log record directly to a database table containerSCHRETER IVAN·Filed 2014·Granted Nov 7, 2017·9 cites·18 claims
- 1076US10311048B2Full and partial materialization of data from an in-memory array to an on-disk page structureSAP SE·Filed 2015·Granted Jun 4, 2019·2 cites·12 claims
- 1176US9779104B2Efficient database undo / redo loggingANDREI MIHNEA·Filed 2014·Granted Oct 3, 2017·4 cites·20 claims
- 1274US11947568B1Working set ratio estimations of data items in a sliding time window for dynamically allocating computing resources for the data itemsAMAZON TECH INC·Filed 2021·Granted Apr 2, 2024·1 cites·20 claims
- 1369US11481397B1Aggregating and emitting database activity record batchesAMAZON TECH INC·Filed 2019·Granted Oct 25, 2022·2 cites·20 claims
- 1467US9891831B2Dual data storage using an in-memory array and an on-disk page structureLEGLER THOMAS·Filed 2014·Granted Feb 13, 2018·2 cites·21 claims
- 1563US11086832B2Out of memory error handling for data definition language operationsSAP SE·Filed 2015·Granted Aug 10, 2021·1 cites·15 claims
- 1661US12461907B1Commit time logging for time-based multi-version concurrency controlAMAZON TECH INC·Filed 2023·Granted Nov 4, 2025·0 cites·20 claims
- 1751US9965504B2Transient and persistent representation of a unified table metadata graphSCHRETER IVAN·Filed 2014·Granted May 8, 2018·0 cites·18 claims
- 1850US10296611B2Optimized rollover processes to accommodate a change in value identifier bit size and related system reload processesWEIN DAVID·Filed 2014·Granted May 21, 2019·0 cites·17 claims
- 1950US9898551B2Fast row to page lookup of data table using capacity indexWEIN DAVID·Filed 2014·Granted Feb 20, 2018·0 cites·20 claims
- 2049US10747737B2Altering data type of a column in a databaseSAP SE·Filed 2014·Granted Aug 18, 2020·0 cites·12 claims
- 2147US10725987B2Forced ordering of a dictionary storing row identifier valuesWEIN DAVID·Filed 2014·Granted Jul 28, 2020·0 cites·19 claims
- 2247US2025173338A1Dynamically scaling a distributed database according to a cluster-wide resource allocationAMAZON TECH INC·Filed 2023·Application pending·0 cites
- 2344US2015019516A1Providing Durability of In-Memory Columnar Datastores Using Multile LogsWEIN DAVID·Filed 2013·Application pending·0 cites
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