6-4-4
Checking the SQL Execution Failure Log
Refer to 6-6 Checking the Operation Logs for how to check the SQL Execution Failure Log.
6-4-5
SQL Execution Failure Log File Specifications
This section describes the specifications of SQL Execution Failure Log files.
Each SQL Execution Failure Log file is composed of multiple records.
Each record is expressed in one line.
The maximum size of each SQL Execution Failure Log file is set on Sysmac Studio.
The size of each record is 58 KB max.
The following table shows the file name and type.
DB_SQLFailedLog.log
DB_SQLFailedLog_[year_month_date_hours_minutes_seconds_milliseconds].log*
Example:
DB_SQLFailedLog_20120724220915040.log
DB_SQLFailedLog.fjc
*
The system time of the CPU Unit is used for the time information included in the file name.
The files are stored in the following directory (of the SD Memory Card).
- Log files:
/packages/DB_Connection/SQLFailedLog/
- Log control file:
/packages/DB_Connection/System/
The following is the format of records.
Each record is expressed in one line and composed of multiple parameters. The parameters are
separated from each other by a tab.
[Serial number]<tab>[Date]<tab>[Time]<tab>[Millisecond]<tab>[Category]<tab>[Log code]<tab>[Log
name]<tab>[Result]<tab>[DB Connection name]<tab>[Serial ID]<tab>[Details]<CR><LF>
Parameter
Serial number
Date
Time
Millisecond
Category
Log code
Log name
NJ/NX-series Database Connection CPU Units User's Manual (W527)
File name
Size
1 to 5 bytes
0 to 65535
When exceeding 65535, this value returns to 0.
The serial number is given across multiple files. (Even if a new file is
created, the serial number is not reset to 0.)
10 bytes (Fixed)
Displays year, month, and date when the log was recorded.
YYYY-MM-DD
Example: 2012-07-23
8 bytes (Fixed)
Displays hours, minutes, and seconds when the log was recorded.
hh:mm:ss
Example: 15:33:45
3 bytes (Fixed)
Displays 3-digit decimal integer (000 to 999) that shows millisecond
of the time when the log was recorded.
Example: 10 ms: 010
623 ms: 623
16 bytes max. (Variable)
Displays the category.
4 bytes (Fixed)
Displays a 4-digit decimal code that is a unique identification code in
the category.
32 bytes max. (Variable)
Displays a name that shows the contents of the log.
6 How to Use Operation Logs
Latest log file of the log
Previous log files
Log control file
Description
*1
*2
*3
File type
6
*1
*1
*4
6-19