DB2 Query Parallelism : Staging and Implementation

Summary: DB2 intraquery parallelism staged in three phases since 1993 to boost data-intensive queries. Across optimizer, executor, and buffer manager, this work highlights key issues and implementation mechanisms. (summarized by gpt-5-nano on Feb 09 2026)

Paper ID: 8316
Venue: VLDB
Year: 1995
Pagerank: 4.8462045e-05
Overall Rank: 7,047 | 51.03%
DOI: -

Incoming Non-self Citations Over Time

Authors

1. Yun Wang

Incoming Citations (Sorted by Pagerank)

Showing 4 of 4 citing papers.

Rank	Citing Paper	Year	Venue	Pagerank
4,420	Reordering Query Execution in Tertiary Memory Databases	1996	VLDB	6.1942119e-05
7,491	Krypton: Real-time Serving and Analytical SQL Engine at ByteDance	2023	VLDB	4.7135369e-05
8,631	Parallel I/O Aware Query Optimization	2014	SIGMOD	4.4763867e-05
9,939	Out-of-order Execution of Database Queries	2020	VLDB	4.2416883e-05

Outgoing Citations (Sorted by Pagerank)

Showing 0 of 0 cited papers.

Citations counted here include only citations to other VLDB/SIGMOD/CIDR/PODS papers in this database.

Rank	Cited Paper	Year	Venue	Pagerank

Semantically Similar Papers

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14,006	IBM’s DB2 Universal Database demonstrations at VLDB '98	1998	VLDB	-
2,220	On Parallel Processing of Aggregate and Scalar Functions in Object-Relational DBMS	1998	SIGMOD	9.2614686e-05
14,106	Managing a DB2 Parallel Edition Database	1995	VLDB	-
1,860	An Overview of DB2 Parallel Edition	1995	SIGMOD	0.00010300482
6,333	Parallelizing Extensible Query Optimizers	2009	SIGMOD	5.1013149e-05
439	Query Optimization for Parallel Execution	1992	SIGMOD	0.00023183237
1,358	Managing Intra-operator Parallelism in Parallel Database Systems	1995	VLDB	0.00012402333