Download  Print this page

Mitsubishi Electric GOT 1000 Series Manual Page 66

Graphic operation terminal.
Hide thumbs

Advertisement

(2) Factors for starting DB buffering
The DB buffering is conducted when SQL texts cannot be sent to the database by the following factors:
• Network disconnection
• Failure of the database server computer
• Failure of the database software
POINT
POINT
POINT
(1) If an error occurs when the sent SQL text is executed on the database, by some reason such as its
incorrectness or inconsistency with the database, buffering is not performed and an SQL failure log is output
on the database server computer.
7.1 DB Connection Service Functions
(2) When SQL texts cannot be sent to the database due to network disconnection or failure of the database
server computer, DB buffering is not performed until the connection timeout is detected (approx. 10 seconds).
This section (7) When SQL texts cannot be sent to the database
Even if a trigger condition is met again during connection timeout detection, the corresponding job is not
executed.
5.3 (1) Operation behavior of jobs
(3) If SQL texts cannot be sent to the database due to failure of database software, DB buffering is not performed
until detection of DB access timeout.
This section (7) When SQL texts cannot be sent to the database
Time for detecting DB access timeout is set to 30 seconds by default.
7.5 (2) DB access timeout (required) (Range: 1 to 3600; Default: 30)
Even if a trigger condition is met again during detection of DB access timeout, the corresponding job is not
executed.
5.3 (1) Operation behavior of jobs
(3) Jobs applicable to DB buffering
Jobs performing Update or Insert actions can be stored in the DB buffer.
The DB buffering is not available for jobs performing Select/MultiSelect action.
(4) Setting the DB buffering
Configure the settings for the DB buffering function.
6.9.2 Setting items in DB buffering settings
Set whether to enable or disable the DB buffering for
each job.
6.7.4 Setting items in DB Buffering
5 - 16
5.1 DB Interface Function
Start
End

Advertisement

Table of Contents

   Related Manuals for Mitsubishi Electric GOT 1000 Series

Comments to this Manuals

Symbols: 0
Latest comments: