Search found 26 matches: constraints

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Re: IS IT POSSIBLE TO MAKE THIS CONTROL

Tim, The challenge of integrating modern UI elements into traditional applications involves technological compromises and economic constraints. The cost of updates, for example for TSwitch, can outweigh the benefits, leading to a difficult balance between innovation and financial feasibility. ...
by Otto
Fri Feb 09, 2024 8:12 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: IS IT POSSIBLE TO MAKE THIS CONTROL
Replies: 16
Views: 791

Re: METHOD SavePQQ() need "id" or how to use own PRIMARY KEY ?

... programmers have different ideas and preferences. I personally know such cases of very complex primary keys. Just those programmers' choice. eg: constraints like PRIMARY KEY (BRANCH,DEPT,ROWID) where branch and dept are character fields and rowid is an integer. The programmer feels it ...
by nageswaragunupudi
Thu Aug 03, 2023 4:57 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: METHOD SavePQQ() need "id" or how to use own PRIMARY KEY ?
Replies: 21
Views: 717

Understanding how autoGPT works...

... your strengths as an LLM and pursue simple strategies with no legal complications. GOALS: 1. calculate current planets positions in zodiac houses CONSTRAINTS: 1. ~4000 word limit for short term memory. Your short term memory is short, so immediately save important information to files. 2. If you ...
by Antonio Linares
Sun Apr 09, 2023 11:51 am
 
Forum: latest AI news
Topic: Understanding how autoGPT works...
Replies: 6
Views: 526

Re: FWH : Built-in MySql/MariaDB functionality

... CURRENT_TIMESTAMP,   `changedt` TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP) Example showing how to specify foreign key constraints, collations, calculated columns ( mysql 5.7 and above):   aStru := {  ;               { "code", "REFERENCES states( ...
by goosfancito
Tue Sep 28, 2021 8:18 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: FWH 16.08 : Built-in MySql/MariaDB functionality (Updated )
Replies: 76
Views: 28376

Re: SayBarCode control

... angle with the vertical lines printed, the code is not read: https://i.postimg.cc/N0cwJMZR/bcg-linearxwrong.gif This involves some constraints on the positioning of the code itself, since the reading device must be on the bar code passing directive and with the reading line perpendicular ...
by Silvio.Falconi
Wed Apr 10, 2019 5:08 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: SayBarCode control
Replies: 34
Views: 6520

Re: MariaDB RS AppendBlank

... 'Other', 'NotSpecified' )  Enum values are automatically shown with EditListBox in XBrowse and default edit dialogs. User foreign key constraints and computed columns wherever appropriate. Forcing upper/lower case: Use COMMENT 'CASE:UPPER' or COMMENT 'CASE:lower' or COMMENT 'CASE:Proper' ...
by nageswaragunupudi
Wed Sep 12, 2018 3:10 am
 
Forum: FiveWin for Harbour/xHarbour
Topic: MariaDB RS AppendBlank (SOLVED)
Replies: 12
Views: 1660

Copying and Pasting Records

... of the programmer to ensure that the source and destination fields have the same data type and widths and also values pasted respect the data constraints of the destination table (eg: Unique values should not be repeated). For this purpose, the programmer can change the values of some fields ...
by nageswaragunupudi
Sat Feb 17, 2018 10:59 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: Copying and Pasting Records
Replies: 3
Views: 863

Conferencia internacional de Harbour+FWH - Sesiones

... Advantage Database * ISAM vs. SQL and how you can still do both with ADS * ADT, VFP, Extended field types * Data Dictionaries * Field defaults and constraints * SQL scripting language and some query tools * Triggers * Stored procedures and User defined functions * Referential integrity (RI) * Transactions ...
by Antonio Linares
Mon May 15, 2017 8:53 am
 
Forum: FiveWin para Harbour/xHarbour
Topic: Conferencia internacional de Harbour+FWH - Sesiones
Replies: 0
Views: 1101

Re: 1st FWH + [x]Harbour 2017 international conference

... Advantage Database * ISAM vs. SQL and how you can still do both with ADS * ADT, VFP, Extended field types * Data Dictionaries * Field defaults and constraints * SQL scripting language and some query tools * Triggers * Stored procedures and User defined functions * Referential integrity (RI) * Transactions ...
by nageswaragunupudi
Sun May 14, 2017 1:19 am
 
Forum: FiveWin for Harbour/xHarbour
Topic: 1st FWH + [x]Harbour 2017 international conference
Replies: 68
Views: 265119

Re: FWHMARIADB Samples

... cases. You can see the syntax how to use CHECK constraint and also how it works during execution, if you install this version of the server. Check constraints can be for a column or for a table. In this sample, we demonstrated only column level constraints but not table level constraints. Table ...
by nageswaragunupudi
Wed May 10, 2017 7:59 am
 
Forum: FiveWin for Harbour/xHarbour
Topic: FWHMARIADB Samples
Replies: 48
Views: 20528

Re: FWHMARIADB Samples

... 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) Triggers and stored procedures ...
by nageswaragunupudi
Wed May 03, 2017 2:29 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: FWHMARIADB Samples
Replies: 48
Views: 20528

Re: 1st FWH + [x]Harbour 2017 international conference

... why ADS Local-Remote-AIS servers Advantage Tools ADT vs DBF Full Text Search Understanding Data Dictionaries Encryption and security Defining data constraints and referencial integrity Transactions SQL Triggers Stored Procedures Notifications Backup and Restore Replication I understand we probably ...
by reinaldocrespo
Sun Mar 26, 2017 4:04 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: 1st FWH + [x]Harbour 2017 international conference
Replies: 68
Views: 265119

Re: FWH : Built-in MySql/MariaDB functionality

...  `changedt` TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP) Example showing how to specify foreign key constraints, collations, calculated columns ( mysql 5.7 and above):   aStru := {  ;               { ...
by nageswaragunupudi
Fri Sep 23, 2016 1:02 am
 
Forum: FiveWin for Harbour/xHarbour
Topic: FWH 16.08 : Built-in MySql/MariaDB functionality (Updated )
Replies: 76
Views: 28376

Re: TTaskPanel

Is it so wrong to want a transparent TExplorerBar? Not at all. I see that this modification is not present in FWH 15.03, why? Due to constraints of time, we may not be able to accommodate every proposal "immediately". Urgent changes and fixes get priority. Meanwhile, would you ...
by nageswaragunupudi
Fri Mar 20, 2015 2:50 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: TTaskPanel
Replies: 6
Views: 1538

Re: Request for Advice

... the present software is 25 year old. It is also possible to avail MSSQL features like calculated columns, triggers, stored procedures, relational constraints, etc. to include most of the business logic.
by nageswaragunupudi
Fri Aug 23, 2013 4:16 pm
 
Forum: FiveWin for Harbour/xHarbour
Topic: Request for Advice
Replies: 16
Views: 4904
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