https://www.omgwiki.org/dido/ 2026-06-18T09:24:55-0400 https://www.omgwiki.org/dido/ https://www.omgwiki.org/dido/lib/tpl/dokuwiki/images/favicon.ico text/html 2022-02-03T20:35:04-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/dido/doku.php?id=dido:public:s_cli:05_contents:01_prt:06_dddl:aggregates&rev=1643938504&do=diff 5.4 Aggregate Return to DidoDLL An Aggregate is when a new Smart Contract is created from a collection of other Smart Contracts and the originally Smart Contracts no longer exist as entities. For example, a can of soup is an aggregate of a can, tomatoes, salt, and other sices. Each of the original objects contained within a Smart Contract are not part of the can of soup. text/html 2021-06-15T13:34:41-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/dido/doku.php?id=dido:public:s_cli:05_contents:01_prt:06_dddl:constant&rev=1623778481&do=diff 5.1 Constants Return to DidoDLL Purpose Return to Top A Constant is a symbolic name that captures a value does not change while a program is running and is usually used for capturing initialization or site specific parameters. Constants are in contrast with variables, which are symbols represent different values that can change during the execution of program. text/html 2021-06-15T13:36:53-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/dido/doku.php?id=dido:public:s_cli:05_contents:01_prt:06_dddl:exchanges&rev=1623778613&do=diff 5.6 Exchanges Return to DidoDLL CREATE exchange UniDido.TopOffDining ( FromAccount Hash. ToAccount Hash ) AS FROM OurDido.StudentAccount TO OurDido.DinningHallAccount ( AccountsID : Hash; StudentId : SELECT genesis FROM OurDido.StudentAccount STUDENT_ACCT WHERE STUDENT_ACCT.AccountId = $FromAccount.; AccountId : SELECT genesis FROM OurDido.DinningHall… text/html 2021-06-15T13:35:10-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/dido/doku.php?id=dido:public:s_cli:05_contents:01_prt:06_dddl:objects&rev=1623778510&do=diff 5.3 Objects Return to DidoDLL Purpose Return to Top Syntax Return to Top DEFINE OBJECT <ObjectName> AS ( { <AttributeName> : <DataType> [ NULL | NOT NULL] [ TOKEN | ""] [:= <InitialValue | "" ] [, | ""] } ); Where ObjectName The ObjectName can be qualified with a namespace by using periods (i.e., '.') within the name. Eachlanespaces and the ObjectName are limited to 30 characters in length. text/html 2021-06-15T13:28:53-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/dido/doku.php?id=dido:public:s_cli:05_contents:01_prt:06_dddl:oracles&rev=1623778133&do=diff 5.5 Oracles Return to DidoDLL CREATE oracle OurDido.StudentStatement FROM OurDido.StudentAccount TO MyDido.Student ( StudentStatementId : Hash, StudentId : SELECT genesis FROM MyDido.Student STUDENT WHERE STUDENT.StudentId = $1., AccountId : SELECT genesis FROM MyDido.StudentAccount ACCOUNT WHERE ACCOUNT.AccountId = $2. ) AS UNION OF … text/html 2022-02-03T14:58:56-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/dido/doku.php?id=dido:public:s_cli:05_contents:01_prt:06_dddl:smartcontrcts&rev=1643918336&do=diff 5.7 Smart Contracts Return to DidoDLL Smart Contract are a bit of a misnomer, but they are the name chosen by the blockchain communities to describe an Object that is distributed throughout the distributed network. text/html 2021-06-15T19:44:12-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/dido/doku.php?id=dido:public:s_cli:05_contents:01_prt:06_dddl:start&rev=1623800652&do=diff 5.0 DIDO Data Definition Language (DDDL) Return to Part I The DIDO Data Definition Language (DDDL) is similar in functionality of the Data Definition Language (DDL) found in Relational DataBase Management System (RDBMS). Its purpose is to define the objects stored within the DIDO including the types, objects, oracles, exchanges, and aggregates, and smart contracts. text/html 2021-06-15T13:59:37-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/dido/doku.php?id=dido:public:s_cli:05_contents:01_prt:06_dddl:type&rev=1623779977&do=diff 5.2 Types Return to DidoDLL Purpose Return to Top Syntax Return to Top DEFINE TYPE <TypeName> AS <PrimitiveType> [ ALLOWING NULL | NONULL ] | WITH CONSTRAINTS <NumericConstraints> | <TextConstraints> | <EnumerationSet> | <DateConstraints> | <ElapsedTimeConstraints> | <GeoPositionConstraints | <HashValueConstraints>