{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,9,29]],"date-time":"2025-09-29T15:46:42Z","timestamp":1759160802106,"version":"3.41.0"},"publisher-location":"New York, NY, USA","reference-count":23,"publisher":"ACM","license":[{"start":{"date-parts":[[2009,6,29]],"date-time":"2009-06-29T00:00:00Z","timestamp":1246233600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.acm.org\/publications\/policies\/copyright_policy#Background"}],"content-domain":{"domain":["dl.acm.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2009,6,29]]},"DOI":"10.1145\/1559845.1559941","type":"proceedings-article","created":{"date-parts":[[2009,7,8]],"date-time":"2009-07-08T17:34:19Z","timestamp":1247074459000},"page":"881-888","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":67,"title":["A comparison of flexible schemas for software as a service"],"prefix":"10.1145","author":[{"given":"Stefan","family":"Aulbach","sequence":"first","affiliation":[{"name":"Technische Universit\u00e4t M\u00fcnchen, Garching, Germany"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Dean","family":"Jacobs","sequence":"additional","affiliation":[{"name":"SAP AG, Walldorf, Germany"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Alfons","family":"Kemper","sequence":"additional","affiliation":[{"name":"Technische Universit\u00e4t M\u00fcnchen, Garching, Germany"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Michael","family":"Seibold","sequence":"additional","affiliation":[{"name":"Technische Universit\u00e4t M\u00fcnchen, Garching, Germany"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"320","published-online":{"date-parts":[[2009,6,29]]},"reference":[{"issue":"2","key":"e_1_3_2_1_1_1","first-page":"1289","volume":"1","author":"Acharya S.","year":"2008","unstructured":"S. Acharya , P. Carlin , C. A. Galindo-Legaria , K. Kozielczyk , P. Terlecki , and P. Zabback . Relational Support for Flexible Schema Scenarios. PVLDB , 1 ( 2 ): 1289 -- 1300 , 2008 . S. Acharya, P. Carlin, C. A. Galindo-Legaria, K. Kozielczyk, P. Terlecki, and P. Zabback. Relational Support for Flexible Schema Scenarios. PVLDB, 1(2):1289--1300, 2008.","journal-title":"Relational Support for Flexible Schema Scenarios. PVLDB"},{"key":"e_1_3_2_1_2_1","first-page":"149","volume-title":"VLDB","author":"Agrawal R.","year":"2001","unstructured":"R. Agrawal , A. Somani , and Y. Xu . Storage and Querying of E-Commerce Data . In VLDB , pages 149 -- 158 , 2001 . R. Agrawal, A. Somani, and Y. Xu. Storage and Querying of E-Commerce Data. In VLDB, pages 149--158, 2001."},{"key":"e_1_3_2_1_3_1","doi-asserted-by":"publisher","DOI":"10.1145\/1376616.1376736"},{"key":"e_1_3_2_1_4_1","doi-asserted-by":"publisher","DOI":"10.1109\/ICDE.2006.67"},{"key":"e_1_3_2_1_5_1","volume-title":"Monet: A Next-Generation DBMS Kernel For Query-Intensive Applications. Phd","author":"Boncz P.","year":"2002","unstructured":"P. Boncz . Monet: A Next-Generation DBMS Kernel For Query-Intensive Applications. Phd , University of Amsterdam , The Netherlands , 2002 . http:\/\/old-www.cwi.nl\/htbin\/ins1\/publications?request=abstract&key=Bo:DISS:02. P. Boncz. Monet: A Next-Generation DBMS Kernel For Query-Intensive Applications. Phd, University of Amsterdam, The Netherlands, 2002. http:\/\/old-www.cwi.nl\/htbin\/ins1\/publications?request=abstract&key=Bo:DISS:02."},{"key":"e_1_3_2_1_6_1","doi-asserted-by":"publisher","DOI":"10.1145\/1365815.1365816"},{"key":"e_1_3_2_1_7_1","doi-asserted-by":"publisher","DOI":"10.1145\/1247480.1247571"},{"key":"e_1_3_2_1_8_1","volume-title":"CIDR","author":"Finkelstein S.","year":"2009","unstructured":"S. Finkelstein , D. Jacobs , and R. Brendle . Principles for Inconsistency . In CIDR , 2009 . S. Finkelstein, D. Jacobs, and R. Brendle. Principles for Inconsistency. In CIDR, 2009."},{"key":"e_1_3_2_1_9_1","doi-asserted-by":"publisher","DOI":"10.1145\/233269.233328"},{"key":"e_1_3_2_1_10_1","unstructured":"J. Gray. Tape is Dead Disk is Tape Flash is Disk RAM Locality is King. http:\/\/research.microsoft.com\/ Gray\/talks\/Flash_Is_Good.ppt 2006.  J. Gray. Tape is Dead Disk is Tape Flash is Disk RAM Locality is King. http:\/\/research.microsoft.com\/ Gray\/talks\/Flash_Is_Good.ppt 2006."},{"volume-title":"http:\/\/hadoop.apache.org\/hbase\/","year":"2009","key":"e_1_3_2_1_11_1","unstructured":"HBase. http:\/\/hadoop.apache.org\/hbase\/ , 2009 . HBase. http:\/\/hadoop.apache.org\/hbase\/, 2009."},{"key":"e_1_3_2_1_12_1","first-page":"1059","volume-title":"VLDB","author":"Legler T.","year":"2006","unstructured":"T. Legler , W. Lehner , and A. Ross . Data Mining with the SAP Netweaver BI Accelerator . In VLDB , pages 1059 -- 1068 , 2006 . T. Legler, W. Lehner, and A. Ross. Data Mining with the SAP Netweaver BI Accelerator. In VLDB, pages 1059--1068, 2006."},{"key":"e_1_3_2_1_13_1","volume-title":"Plug Your Code in Here - An Internet Application Platform. www.hpts.ws\/papers\/2007\/hpts_conference_oct_2007.ppt","author":"McKinnon T.","year":"2007","unstructured":"T. McKinnon . Plug Your Code in Here - An Internet Application Platform. www.hpts.ws\/papers\/2007\/hpts_conference_oct_2007.ppt , 2007 . T. McKinnon. Plug Your Code in Here - An Internet Application Platform. www.hpts.ws\/papers\/2007\/hpts_conference_oct_2007.ppt, 2007."},{"volume-title":"http:\/\/perspectives.mvdirona.com\/2008\/07\/10\/GoogleMegastore.aspx","year":"2009","key":"e_1_3_2_1_14_1","unstructured":"MegaStore. http:\/\/perspectives.mvdirona.com\/2008\/07\/10\/GoogleMegastore.aspx , 2009 . MegaStore. http:\/\/perspectives.mvdirona.com\/2008\/07\/10\/GoogleMegastore.aspx, 2009."},{"key":"e_1_3_2_1_15_1","unstructured":"Microsoft SQL Server 2008 Books Online - Using Sparse Columns. http:\/\/msdn.microsoft.com\/en-us\/library\/cc280604.aspx.  Microsoft SQL Server 2008 Books Online - Using Sparse Columns. http:\/\/msdn.microsoft.com\/en-us\/library\/cc280604.aspx."},{"key":"e_1_3_2_1_16_1","unstructured":"M. Nicola. 15 Best Practices for pureXML Performance in DB2. http:\/\/www.ibm.com\/developerworks\/data\/library\/techarticle\/dm-0610nicola\/ 2008.  M. Nicola. 15 Best Practices for pureXML Performance in DB2. http:\/\/www.ibm.com\/developerworks\/data\/library\/techarticle\/dm-0610nicola\/ 2008."},{"key":"e_1_3_2_1_17_1","unstructured":"Oracle Database 10g Release 2 Online Data Reorganization&Redefinition. http:\/\/www.oracle.com\/technology\/deploy\/availability\/pdf\/ha_10gR2_online_reorg_twp.pdf.  Oracle Database 10g Release 2 Online Data Reorganization&Redefinition. http:\/\/www.oracle.com\/technology\/deploy\/availability\/pdf\/ha_10gR2_online_reorg_twp.pdf."},{"key":"e_1_3_2_1_18_1","doi-asserted-by":"publisher","DOI":"10.1007\/11908883_26"},{"key":"e_1_3_2_1_19_1","unstructured":"Salesforce.com: The Force.com Multitenant Architecture. http:\/\/www.apexdevnet.com\/media\/ForcedotcomBookLibrary\/Force.com_Multitenancy_WP_101508.pdf.  Salesforce.com: The Force.com Multitenant Architecture. http:\/\/www.apexdevnet.com\/media\/ForcedotcomBookLibrary\/Force.com_Multitenancy_WP_101508.pdf."},{"key":"e_1_3_2_1_20_1","unstructured":"C. M. Saracca D. Chamberlin and R. Ahuja. DB2 9: pure XML - Overview and Fast Start. IBM http:\/\/ibm.com\/redbooks 2006.  C. M. Saracca D. Chamberlin and R. Ahuja. DB2 9: pure XML - Overview and Fast Start. IBM http:\/\/ibm.com\/redbooks 2006."},{"key":"e_1_3_2_1_21_1","unstructured":"M. Taylor and C. J. Guo. Data Integration and Composite Business Services Part 3: Build a Multi-Tenant Data Tier with Access Control and Security. http:\/\/www.ibm.com\/developerworks\/db2\/library\/techarticle\/dm-0712taylor\/ 2007.  M. Taylor and C. J. Guo. Data Integration and Composite Business Services Part 3: Build a Multi-Tenant Data Tier with Access Control and Security. http:\/\/www.ibm.com\/developerworks\/db2\/library\/techarticle\/dm-0712taylor\/ 2007."},{"volume-title":"http:\/\/www.vertica.com\/","year":"2009","key":"e_1_3_2_1_22_1","unstructured":"Vertica. http:\/\/www.vertica.com\/ , 2009 . Vertica. http:\/\/www.vertica.com\/, 2009."},{"key":"e_1_3_2_1_23_1","unstructured":"Workday: Forget ERP Start Over. http:\/\/blogs.zdnet.com\/SAAS\/?p=368.  Workday: Forget ERP Start Over. http:\/\/blogs.zdnet.com\/SAAS\/?p=368."}],"event":{"name":"SIGMOD\/PODS '09: International Conference on Management of Data","sponsor":["SIGMOD ACM Special Interest Group on Management of Data","ACM Association for Computing Machinery"],"location":"Providence Rhode Island USA","acronym":"SIGMOD\/PODS '09"},"container-title":["Proceedings of the 2009 ACM SIGMOD International Conference on Management of data"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1559845.1559941","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/1559845.1559941","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T12:18:12Z","timestamp":1750249092000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1559845.1559941"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2009,6,29]]},"references-count":23,"alternative-id":["10.1145\/1559845.1559941","10.1145\/1559845"],"URL":"https:\/\/doi.org\/10.1145\/1559845.1559941","relation":{},"subject":[],"published":{"date-parts":[[2009,6,29]]},"assertion":[{"value":"2009-06-29","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}