DBP Types¶

Include: Use Db\DBP.pkg

DBP defines message constants, aliases, structs, and the base adapter protocol shared by Data Dictionary adapters and drivers.

Reference¶

• DBP constants - Operation, state, alias, attribute, constraint, and query constants.
• DBP structs - Request, response, table, constraint, and query structs.
• cBaseDataAdapter - Base adapter class contract.
• DbConstraintIsField - Checks whether a constraint type targets a field.

Example¶

tDbMessage msg
Move C_DbMsg_Query to msg.eMessage

See also¶

• Building Database Drivers