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Author:Peter Gummer

Browse Source 
Date:2011-02-20T23:20:17.000000Z


git-svn-id: https://svn.eiffel.com/eiffel-org/trunk@766 abb3cda0-5349-4a8f-a601-0c33ac3a8c38
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halw
2011-02-22 02:34:14 +00:00
parent 4bc625140e
commit 4b069d7d00
2 changed files with 15 additions and 4 deletions
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documentation/current/solutions/database-access/eiffelstore/eiffelstore-tutorial/eiffelstore-interface-layer/database-connection.wiki
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@@ -1,7 +1,7 @@
[[Property:title|Database Connection]]
[[Property:weight|0]]
[[Property:uuid|2cf2cb7c-e28d-5d06-b03e-e2b17c1f6879]]
* To connect to your database, you have to create a '''handle''': this handle actually links the interface classes with corresponding implementation classes mapped to your DBMS. This handle is implemented by the DATABASE_APPL class:
* To connect to your database, you have to create a '''handle''': this handle actually links the interface classes with the corresponding implementation classes mapped to your DBMS. This handle is implemented by the DATABASE_APPL class:
<code>
database_appl: DATABASE_APPL [ODBC]
-- Database handle.
@@ -20,7 +20,7 @@
{{note|The generic parameter of <eiffel>DATABASE_APPL</eiffel> specifies the actual DBMS used. }}
* Once your handle is created, you have to create a session manager which will allow you to manage your database, specifically to establish connection, disconnect and also handle errors. The class <eiffel>DB_CONTROL</eiffel> enables your application to plainly control the functioning and status of your database and to request any information about it.
* Once your handle is created, you have to create a session manager which will allow you to manage your database; specifically, to establish a connection, disconnect and also handle errors. The class <eiffel>DB_CONTROL</eiffel> enables your application to control the functioning and status of your database and to request any information about it.
<code>
session_control: DB_CONTROL
-- Session control.