<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns:p="urn:schemas-microsoft-com:office:powerpoint" xmlns:a="urn:schemas-microsoft-com:office:access" xmlns:dt="uuid:C2F41010-65B3-11d1-A29F-00AA00C14882" xmlns:s="uuid:BDC6E3F0-6DA3-11d1-A2A3-00AA00C14882" xmlns:rs="urn:schemas-microsoft-com:rowset" xmlns:z="#RowsetSchema" xmlns:b="urn:schemas-microsoft-com:office:publisher" xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet" xmlns:c="urn:schemas-microsoft-com:office:component:spreadsheet" xmlns:odc="urn:schemas-microsoft-com:office:odc" xmlns:oa="urn:schemas-microsoft-com:office:activation" xmlns:html="http://www.w3.org/TR/REC-html40" xmlns:q="http://schemas.xmlsoap.org/soap/envelope/" xmlns:rtc="http://microsoft.com/officenet/conferencing" xmlns:D="DAV:" xmlns:Repl="http://schemas.microsoft.com/repl/" xmlns:mt="http://schemas.microsoft.com/sharepoint/soap/meetings/" xmlns:x2="http://schemas.microsoft.com/office/excel/2003/xml" xmlns:ppda="http://www.passport.com/NameSpace.xsd" xmlns:ois="http://schemas.microsoft.com/sharepoint/soap/ois/" xmlns:dir="http://schemas.microsoft.com/sharepoint/soap/directory/" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:dsp="http://schemas.microsoft.com/sharepoint/dsp" xmlns:udc="http://schemas.microsoft.com/data/udc" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:sub="http://schemas.microsoft.com/sharepoint/soap/2002/1/alerts/" xmlns:ec="http://www.w3.org/2001/04/xmlenc#" xmlns:sp="http://schemas.microsoft.com/sharepoint/" xmlns:sps="http://schemas.microsoft.com/sharepoint/soap/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:udcs="http://schemas.microsoft.com/data/udc/soap" xmlns:udcxf="http://schemas.microsoft.com/data/udc/xmlfile" xmlns:udcp2p="http://schemas.microsoft.com/data/udc/parttopart" xmlns:wf="http://schemas.microsoft.com/sharepoint/soap/workflow/" xmlns:dsss="http://schemas.microsoft.com/office/2006/digsig-setup" xmlns:dssi="http://schemas.microsoft.com/office/2006/digsig" xmlns:mdssi="http://schemas.openxmlformats.org/package/2006/digital-signature" xmlns:mver="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns:mrels="http://schemas.openxmlformats.org/package/2006/relationships" xmlns:spwp="http://microsoft.com/sharepoint/webpartpages" xmlns:ex12t="http://schemas.microsoft.com/exchange/services/2006/types" xmlns:ex12m="http://schemas.microsoft.com/exchange/services/2006/messages" xmlns:pptsl="http://schemas.microsoft.com/sharepoint/soap/SlideLibrary/" xmlns:spsl="http://microsoft.com/webservices/SharePointPortalServer/PublishedLinksService" xmlns:Z="urn:schemas-microsoft-com:" xmlns:st="" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 12 (filtered medium)"><style><!--
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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hello all.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I have the following situation in my database where table3 and table5 are acting as relationship bridges between a common table2:<o:p></o:p></p><p class=MsoNormal>table1-><-table3-><-table2-><-table5-><-table4><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>For a given primary key in table1, how does one retrieve resultset(s) to stash to content in order to get all related columns of table4 for each related object of table2?<o:p></o:p></p><p class=MsoNormal>What would be the recommended/simplest way of doing this?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Hope this make sense.<o:p></o:p></p><p class=MsoNormal>Many thanks in advance.<o:p></o:p></p><p class=MsoNormal><br>Roland<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>CREATE TABLE table1 (<o:p></o:p></p><p class=MsoNormal>table1id MEDIUMINT NOT NULL,<o:p></o:p></p><p class=MsoNormal>col1table1 VARCHAR(10) NOT NULL,<o:p></o:p></p><p class=MsoNormal>col2table1 VARCHAR(10) NOT NULL,<o:p></o:p></p><p class=MsoNormal>col3table1 VARCHAR(10) NOT NULL,<o:p></o:p></p><p class=MsoNormal>PRIMARY KEY (table1id)<o:p></o:p></p><p class=MsoNormal>) ENGINE = InnoDB;<o:p></o:p></p><p class=MsoNormal>/* defined in table1.pm by<o:p></o:p></p><p class=MsoNormal>__PACKAGE__->has_many( "table3s", "MyApp::Schema::Result::Table3", { "foreign.ftable1id" => "self.table1id" }, { cascade_copy => 0, cascade_delete => 0 },);<o:p></o:p></p><p class=MsoNormal>__PACKAGE__->many_to_many('bridge_to_table2', ‘table3s’, ‘ftable2id’);<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>*/<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>CREATE TABLE table2 (<o:p></o:p></p><p class=MsoNormal>table2id MEDIUMINT NOT NULL,<o:p></o:p></p><p class=MsoNormal>col1table2 VARCHAR(10) NOT NULL,<o:p></o:p></p><p class=MsoNormal>col2table2 VARCHAR(10) NOT NULL,<o:p></o:p></p><p class=MsoNormal>col3table2 VARCHAR(10) NOT NULL,<o:p></o:p></p><p class=MsoNormal>PRIMARY KEY (table2id)<o:p></o:p></p><p class=MsoNormal>) ENGINE = InnoDB;<o:p></o:p></p><p class=MsoNormal>/* defined in table2.pm by<o:p></o:p></p><p class=MsoNormal>__PACKAGE__->has_many( "table3s", "MyApp::Schema::Result::Table3", { "foreign.ftable2id" => "self.table2id" }, { cascade_copy => 0, cascade_delete => 0 },);<o:p></o:p></p><p class=MsoNormal>__PACKAGE__->has_many( "table5s", "MyApp::Schema::Result::Table5", { "foreign.ftable2id" => "self.table2id" }, { cascade_copy => 0, cascade_delete => 0 },);<o:p></o:p></p><p class=MsoNormal>__PACKAGE__->many_to_many('bridge_to_table1', ‘table3s’, ‘ftable1id’);<o:p></o:p></p><p class=MsoNormal>__PACKAGE__->many_to_many('bridge_to_table4', table5s’, ‘ftable4id’);<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>*/<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>/*--- relationship bridge between table1 and table2 --- */<o:p></o:p></p><p class=MsoNormal>CREATE TABLE table3 (<o:p></o:p></p><p class=MsoNormal> ftable1id MEDIUMINT NOT NULL,<o:p></o:p></p><p class=MsoNormal> ftable2id MEDIUMINT NOT NULL,<o:p></o:p></p><p class=MsoNormal> PRIMARY KEY (ftable1id,ftable2id),<o:p></o:p></p><p class=MsoNormal> FOREIGN KEY (ftable1id) REFERENCES table1(table1id),<o:p></o:p></p><p class=MsoNormal> FOREIGN KEY (ftable2id) REFERENCES table2(table2id)<o:p></o:p></p><p class=MsoNormal>) ENGINE = InnoDB;<o:p></o:p></p><p class=MsoNormal>/*--- defined in table3.pm by: <o:p></o:p></p><p class=MsoNormal>__PACKAGE__->belongs_to( "ftable1id", "MyApp::Schema::Result::Table1", { table1id => "ftable1id" }, { is_deferrable => 1, on_delete => "CASCADE", on_update => "CASCADE" },);<o:p></o:p></p><p class=MsoNormal>__PACKAGE__->belongs_to( "ftable2id", "MyApp::Schema::Result::Table2", { table2id => "ftable2id" }, { is_deferrable => 1, on_delete => "CASCADE", on_update => "CASCADE" },);<o:p></o:p></p><p class=MsoNormal>*/<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>CREATE TABLE table4 (<o:p></o:p></p><p class=MsoNormal>table4id MEDIUMINT NOT NULL,<o:p></o:p></p><p class=MsoNormal>col1table4 VARCHAR(10) NOT NULL,<o:p></o:p></p><p class=MsoNormal>col2table4 VARCHAR(10) NOT NULL,<o:p></o:p></p><p class=MsoNormal>col3table4 VARCHAR(10) NOT NULL,<o:p></o:p></p><p class=MsoNormal>PRIMARY KEY (table4id)<o:p></o:p></p><p class=MsoNormal>) ENGINE = InnoDB;<o:p></o:p></p><p class=MsoNormal>/* defined in table4.pm by<o:p></o:p></p><p class=MsoNormal>__PACKAGE__->has_many( "table5s", "MyApp::Schema::Result::Table5", { "foreign.ftable4id" => "self.table4id" }, { cascade_copy => 0, cascade_delete => 0 },);<o:p></o:p></p><p class=MsoNormal>__PACKAGE__->many_to_many('bridge_to_table2', ‘table5s’, ‘ftable2id’);<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>*/<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>/*--- relationship bridge between table2 and table4 --- */<o:p></o:p></p><p class=MsoNormal>CREATE TABLE table5 (<o:p></o:p></p><p class=MsoNormal> ftable2id MEDIUMINT NOT NULL,<o:p></o:p></p><p class=MsoNormal> ftable4id MEDIUMINT NOT NULL,<o:p></o:p></p><p class=MsoNormal> PRIMARY KEY (ftable2id,ftable4id),<o:p></o:p></p><p class=MsoNormal> FOREIGN KEY (ftable2id) REFERENCES table2(table2id),<o:p></o:p></p><p class=MsoNormal> FOREIGN KEY (ftable4id) REFERENCES table4(table4id)<o:p></o:p></p><p class=MsoNormal>) ENGINE = InnoDB;<o:p></o:p></p><p class=MsoNormal>/*--- defined in table5.pm by: <o:p></o:p></p><p class=MsoNormal>__PACKAGE__->belongs_to( "ftable2id", "MyApp::Schema::Result::Table2", { table2id => "ftable2id" }, { is_deferrable => 1, on_delete => "CASCADE", on_update => "CASCADE" },);<o:p></o:p></p><p class=MsoNormal>__PACKAGE__->belongs_to( "ftable4id", "MyApp::Schema::Result::Table4", { table4id => "ftable4id" }, { is_deferrable => 1, on_delete => "CASCADE", on_update => "CASCADE" },);<o:p></o:p></p><p class=MsoNormal>*/<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p 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