136 Evolución del Lenguaje GeneXus
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Evolución del Lenguaje GeneXus
Transcript of 136 Evolución del Lenguaje GeneXus
{ } + [] = object
[ ] + { } = 0
{ } + { } = NaN
The Good Parts
Douglas Crockford
#GX24
User Views = Transactions
#GX24
Data Initialization
All values known: Marital Status
Some known values: Currency
Some default values: Country
#GX24
Execution Time: Creation Time Update Policy: Updatable
Some default values: Country
#GX24
Some default values: Country
#GX24
Execution Time: Creation Time Update Policy: Extensible
Some known values: Currency
#GX24
What about transactions dependencies? Can initialization be used programatically?
FAQ
GeneXus
Yes, for example:
MaritalStatus.Initialize()
#GX24 Update Policy: Readonly Execution Time: Creation Time Execution Time: Dynamic
All values known: Marital Status
#GX24
#GX24
Transactions Relational Data Source
#GX24
Dynamic Transactions Scenarios
#GX24
Filters : Active Customers
#GX24
#GX24
#GX24
Aggregation : Monthly Sales
#GX24
#GX24
People and Organizations
#GX24
#GX24
#GX24
For each SQL
For each Services
#GX24
#GX24
#GX24
SQL NOSQL
Document Databases
Key-Value Databases
Graph Databases
Wide Column Store
NewSQL
#GX24
Transactions Multiple Data Sources
#GX24
SQL, SAP,ODATA, XML, NoSQL, Services, APIs
#GX24
Transactions as interfaces
#GX24
GAM, GXFlow, your module
The Good Parts
#GX24
The Good Parts
Transactions
For each / New
Leapfrogging
