Search found 35 matches: relationships

Return to advanced search

Re: A Call for New Ideas and Web Integration

... in Each Other: A No-Go Dear Enrico, Lately, I've been thinking a lot about how the constant flood of notifications affects our coexistence and our relationships. Here are some thoughts I'd like to share and discuss: We all know it – constant notifications distract us from what's right in front ...
by Otto
Mon Dec 11, 2023 10:14 am
 
Forum: FiveWin for Harbour/xHarbour
Topic: A Call for New Ideas and Web Integration
Replies: 7
Views: 738

Re: flowchart for mod harbour projects

... A block diagram is a diagram of a system in which the principal parts or functions are represented by blocks connected by lines that show the relationships of the blocks. They are heavily used in engineering in hardware design, electronic design, software design, and process flow diagrams. ...
by Otto
Sun Nov 22, 2020 9:31 am
 
Forum: mod_harbour
Topic: flowchart for mod harbour projects
Replies: 5
Views: 610

Re: Mysql table indexes

... _ )" )  Wouldn't it be better to index the connection variables of detail tables and master table? We do it by creating foreign key relationships. Our library provides special features to deal with parent-child relationships and you can find samples in the samples folder as well ...
by nageswaragunupudi
Thu May 07, 2020 1:16 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: Mysql table indexes
Replies: 9
Views: 1499

Re: ORM power in next FWH

Example of setting relationships between tables on different servers connected by different libraries: https://imagizer.imageshack.com/img923/1499/dVmV9N.gif #include "fivewin.ch"static oMySql, oMsSql   ...
by nageswaragunupudi
Sat May 18, 2019 9:04 am
 
Forum: FiveWin for Harbour/xHarbour
Topic: ORM power in next FWH
Replies: 19
Views: 3640

TDatabase: Relating Tables

All of us are familiar with setting relationships between tables, both for one-to-one relationship and master-child relationship. One-to-one relationship: SET RELATION TO <exp> INTO <other_table_alias> One-to-many (parent-child) ...
by nageswaragunupudi
Fri May 10, 2019 5:32 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: TDatabase: Relating Tables
Replies: 3
Views: 900

Re: to Nages: test for tdatabase

... opened when you open the invoice object. Then you can do: oInvoice := Tinvoice:():New( cInvno ) // Actually opens two databases and establishes relationships, with one line of code. Simple! msgInfo( oInvoice:aLineitem[1] ) // show the first line item You can do something similar with guests. ...
by James Bott
Thu May 09, 2019 4:47 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: to Nages: test for tdatabase
Replies: 37
Views: 5680

Allow for formatted raw HTML to be included in DOCX

... of altChunk1 must be imported at the beginning of the document. <Relationship Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/aFChunk" Target="/word/htmlDoc.html" Id="htmlDoc" /> The corresponding relationship part item shows that the ...
by Otto
Sun Jan 14, 2018 7:11 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: Allow for formatted raw HTML to be included in DOCX
Replies: 2
Views: 872

Re: FWHMARIADB Samples

... cTrnKey, acTrnCols, ;                         cTrnWhere, cOperator )  5) Parent Child tables (in the original sample also): When foreign key relationships are defined, creating master child tables is as easy as oRsInvoices:AddChild( "invitems" )  The child rowset can be ...
by nageswaragunupudi
Wed May 10, 2017 7:59 am
 
Forum: FiveWin for Harbour/xHarbour
Topic: FWHMARIADB Samples
Replies: 48
Views: 20529

Re: FWHMARIADB Samples

... orders, etc. mariainv.prg Points of interest: 1) Implementation of Transactions. 2) Database integrity at server level through a) Foreign key relationships b) Unique constraints c) column validations d) calculation of dependent columns e) updation of related tables f) ENUM type of column 3) ...
by nageswaragunupudi
Wed May 03, 2017 2:29 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: FWHMARIADB Samples
Replies: 48
Views: 20529

Re: FWH 16.06: MariaDb/MySql Backup and Restore (Updated 16.08)

... White lines belong to the original database and the blue lines refer to the restored database. This table compares the foreign key relationships also in the original and restored databases. It may be seen that the tables `store` and `staff` reference each other. Also, the table ...
by nageswaragunupudi
Fri Nov 04, 2016 3:44 am
 
Forum: FiveWin for Harbour/xHarbour
Topic: FWH 16.06: MariaDb/MySql Backup and Restore (Updated 16.08)
Replies: 48
Views: 20531

FWH: Parent Child RowSets (MySql/MariaDB)

On many occassions we need to create parent-child relationships between tables and browse them. In case of RDD, using scoped relations make this very easy. (cParentAlias)->( OrdSetRelation( cChild, bRelation, cRelation ) ) or SET RELATION TO <expr> ...
by nageswaragunupudi
Thu Jul 21, 2016 7:52 am
 
Forum: FiveWin for Harbour/xHarbour
Topic: FWH: Parent Child RowSets (MySql/MariaDB)
Replies: 12
Views: 4238

Re: Xbrowse a speed problem using SCOPE ?

... the child work area, only the records related to the current parent record will be visible. This allows straightforward handling of one-to-many relationships . Refer to DBSETRELATION() for more information. Examples This example displays each invoice with its related line items: USE LineTtem ...
by ukoenig
Tue Mar 01, 2016 8:22 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: Xbrowse a speed problem using SCOPE ?
Replies: 30
Views: 9022

Re: Advantage Database and SQL

... I mean, that your ISAM code stays the same and works the same. With SQL you don't have syntax to "setOrder" or "Seek". The relationships between tables and existing indexes are saved on the Data Dictionary and this info is then used by the SQL engine to do its job. Indexed-Sequential ...
by reinaldocrespo
Sun Aug 16, 2015 12:25 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: Advantage Database and SQL
Replies: 6
Views: 2389

Re: ADO and Lock

... res-structure, move records, you will not have any control over these auto-incremented values and they may reset creating havoc with child-relationships. If you still prefer to use auto-increment field as invoice numbers here is sample code similar to clipper's syntax: http://www.dbase.com/Knowledgebase/dbulletin/bu02_c.htm ...
by reinaldocrespo
Wed Aug 05, 2015 2:11 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: ADO and Lock
Replies: 27
Views: 6941

Re: ADO RDD xHarbour

Antonio,

Very good to know that it is working fine on your tests, excellent :-)

I don't have any specific idea regarding relationships. I would say that they could be simulated but I don't have the expertise to talk about it.

We need Rao advice :-)
by Antonio Linares
Tue Mar 31, 2015 5:53 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: ADO RDD xHarbour
Replies: 1047
Views: 446230
Next

Return to advanced search