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kn_​example_​db_​update_​merge_​ms_​access

demonstrates the use of DB Update and DB Merge with MS Access DB

demonstrates the use of DB Update and DB Merge with MS Access DB
alse: extract some mea information from information_schema

demonstrates the use of DB Update and DB Merge with MS Access DBalse: extract some mea information from information_schema get some meta information about MS Access tables (by https://forum.knime.com/u/MichaelRespondek)https://forum.knime.com/t/identify-tables-in-msaccess-database-msysobjects/46144/2?u=mlauber71 KNIME, Databases and SQLhttps://medium.com/p/273e27c9702a create dummy dataCluster_Membershipsample to function as updatemake 4 numericcolumns negativeto indicatechangedvaluesupdate bynew_idnew_id500 linesafter update500 linesbefore updatemerge bynew_id500 linesbefore update500 linesafter updateknime://knime.workflow/data/Database1.mdb=> old MS Access Formattest2test1test11st cretae (empty)tabletest1test1see that test1is there and emptySELECT * FROM information_schema.tablesWHERE TABLE_SCHEMA = "PUBLIC"1st cretae (empty)tabletest2SELECT * FROM information_schema.columnsWHERE TABLE_SCHEMA = "PUBLIC"knime://knime.workflow/data/Database1.accdb=> new MS Access Format Data Generator DB Table Remover Column Rename Partitioning Math Formula(Multi Column) DB Update Java Snippet(simple) DB Reader DB Reader DB Sorter DB Sorter DB Merge DB Table Remover DB Sorter DB Reader DB Sorter DB Reader Microsoft AccessConnector DB Insert DB Insert DB Table Selector DB ConnectionExtractor DB Table Creator DB Table Selector DB Reader DB Query Reader DB Table Creator DB Query Reader Microsoft AccessConnector demonstrates the use of DB Update and DB Merge with MS Access DBalse: extract some mea information from information_schema get some meta information about MS Access tables (by https://forum.knime.com/u/MichaelRespondek)https://forum.knime.com/t/identify-tables-in-msaccess-database-msysobjects/46144/2?u=mlauber71 KNIME, Databases and SQLhttps://medium.com/p/273e27c9702a create dummy dataCluster_Membershipsample to function as updatemake 4 numericcolumns negativeto indicatechangedvaluesupdate bynew_idnew_id500 linesafter update500 linesbefore updatemerge bynew_id500 linesbefore update500 linesafter updateknime://knime.workflow/data/Database1.mdb=> old MS Access Formattest2test1test11st cretae (empty)tabletest1test1see that test1is there and emptySELECT * FROM information_schema.tablesWHERE TABLE_SCHEMA = "PUBLIC"1st cretae (empty)tabletest2SELECT * FROM information_schema.columnsWHERE TABLE_SCHEMA = "PUBLIC"knime://knime.workflow/data/Database1.accdb=> new MS Access FormatData Generator DB Table Remover Column Rename Partitioning Math Formula(Multi Column) DB Update Java Snippet(simple) DB Reader DB Reader DB Sorter DB Sorter DB Merge DB Table Remover DB Sorter DB Reader DB Sorter DB Reader Microsoft AccessConnector DB Insert DB Insert DB Table Selector DB ConnectionExtractor DB Table Creator DB Table Selector DB Reader DB Query Reader DB Table Creator DB Query Reader Microsoft AccessConnector

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