Using Some of those Nifty New Features You Might Have Missed

Transcription

1 Using Sme f thse Nifty New Features Yu Might Have Missed Jhn Tuhy March 2018

2 S why this talk? New versins f DataFlex are released n a regular basis Releases ften add majr new capabilities such as the new web applicatin framewrk, the mbile web applicatin framewrk and managed cnnectins. Thse we remember While these big features get a lt f attentin, new releases als include incremental enhancements. Thse we may frget abut. After a while these small imprvements start t add up! They are wrth a review Remember: Nt everyne is up t the latest versin And even if yu are, yu may nt be using the latest features

3 The review This will be a quick review. We have a lt f items t shw and nt much time S what nifty features have yu frgtten abut? Let s see

4 DDs just keep getting better Lcal DD Relatinships (17.0) SQL DD Filters (18.0) Better handling f deleted recrds in views (18.1) FindByRwIdEx (18.1) Perfrmance DD buffer much faster (18.1) Attach faster (18.1) Smart-Relates make relates faster (18.2) Extended Fields use less memry (18.1) Far mre cntrl ver cascade deletes (18.1) Cnstraint Imprvements (18.0) RebuildAllCnstraints (18.2) Null parent supprt (17.0) Pre find/pst find events (17.0) DD Remember (17.0) Cmmitted Recrds (17.0)

5 DD_Debugger (the DD Inspectr) DD_Debugger let s yu inspect yur DDOs at runtime. Sme develpers can t live withut it, thers frget it s there DD SQL filters and cnstraint inf (18.0) Web Versin (18.2)

6 New Language and class capabilities Many new date, datetime and time functins (18.2) e.g., DateSet(), DateAddDay() RefTable added t the ther RefXxxx functins cmmands (18.2) In additin t, RefClass(), RefPrc(), etc. Many new Array Functins (18.1) e.g., IsSameArray(), InsertInArray(), InsertInArray(), extended array search Base64 Encding (17.1) Character Encding (18.0 n up) cchartranslate adds ver 20 functins t cnvert character encding Http supprt fr any verb (18.1) Can t d REST services withut it

7 UChar Array imprvements Majr changes added t 18.1 Used t bypass string length limitatins Read and write t table clumns Read and write t sequential files DDs use them fr large clumns New functins cnvert between strings and UChar array types Later tday yu will see hw they are used with JSON

8 Table and SQL Enhancements Lng Table and Clumns names (17.0) SQL Cnnectivity PKs supprt (18.1) Clustered indexes (18.1) GUID supprt (18.1) Azure (18.1) Large data handling (18.1) Client cache tuning makes it faster (18.1) Aut recnnect (17.1) Embedded SQL: Fetching data is faster (18.0) Embedded SQL: New fetch t array functins (18.0) SQLFetchRwValues and SQLFetchResultSetValues

9 Windws Framewrk Imprvements Smetimes it seems like we fcus all f ur attentin n web applicatins and the new web framewrk. We haven t frgtten abut Windws. Here s a few. Fnt Appearance and scaling (17.0 & 19.0) Cntrls dbparentcmb (18.2) dbsugggestinlist (18.0) New buttn capabilities (18.0) Views can be mdal r mdeless (18.0)

10 Client SOAP Web Services Client web services are imprved with each release making it easier t cnsume webservices Majr changes in 18.0 Null and Nillable data type supprt SOAP 1.2 Supprt (17.1) Lts mre hard t explain. The mre current yu versin, the mre likely yur service will wrk (r wrk mre easily)

11 Studi and Debugger Gdies Table Viewer (18.0) Table Explrer filtering (18.0) Table Editr: Native SQL Clumn Editing (18.1) Find in Files is better (18.0 and up) Find results tlbar, better directry/file search, whle wrd search, Smart Td supprt (17.0) Drag and Drp frm Class Palette in surce mde (17.1) WebApp previewer s much better it s a designer nw (18.1 and up) Pre-cmpile / Pst-cmpile (18.2) Debugger: Much faster debugging (18.1) Debugger: Add t Watch (18.1)

12 The virtues f being up t date There is a big verhead in cnstantly updating t the latest Trust us n this ne we feel yur pain Yu can always fall back t If it s nt brke, dn t fix it This strategy is n lnger viable in the 21 st Century Keep yur DataFlex applicatins up t date Yu get all these nifty new features We will keep yur applicatin wrking in an ever changing envirnment We can t help yu, if yu wn t help yurself When 64-bit / Unicde DataFlex is here, will yu be ready?

13 Sme f my persnal indispensables Here are a few Studi develpment features I use all the time. YMMV Gt Definitin Pp Quick Mark (and Push Ctrl+Shift+Q)) Cde Sense (ctrl-j and ctrl-space) Quick Open tl bar Open Windws Explrer Starting Brwser (r nt) fr WebApp Adding Run current prject t the Tls menu Ctrl+F7 in Studi Run multiple Studi instances Debug - Set Next Instructin Debug - Change variable values

14 That s all fr nw I d hpe yu learned r relearned smething