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Character string, date and time
Data category
Device tag component
Variable
Constant
Macro
Access field
Access procedure argument
DB field
DB procedure argument
*1 The data type (DATE) in Oracle can store the date from January 1st in 4712 B.C. to December 31st in 9999 A.D. in Julian calendar.
However, the date in B.C cannot be handled in an MES interface module.
*2 The data type 'real number [floating point]' of an access field is also supported.
*3 Cannot be specified for a DB procedure argument.
*4 Cannot be used for a DB procedure argument.
*5 Notation in Access 2013 and Access 2016.
*6 Can be specified when the character set setting in a field of a database is utf8.
*7 Can be specified when the character set setting in a field of a database is not utf8.
2 SPECIFICATIONS
46
2.4 Data Specifications
Character string
• Character string [Unicode]
• Character string [ASCII/SJIS]
• Character string [Unicode]
• Character string [Unicode]
Any of the data types of the device tag component or variable is determined for each macro.
• Character string
[Unicode(NCHAR)]
• Character string [Unicode]
*1
Oracle
• NCHAR
• NVARCHAR2
Microsoft SQL
• nchar
Server
• nvarchar
*4
Microsoft Access
MySQL
• [NATIONAL]
CHAR[(M)]
• [NATIONAL]
VARCHAR(M)
• CHAR[(M)]
• VARCHAR(M)
PostgreSQL
• Character string
[Unicode(CHAR)]
• CHAR
• VARCHAR2
• char
• varchar
• Text type (short
*5
text
)
*7
• CHAR[(M)]
*7
• VARCHAR(M)
*6
*6
• character[(n)]
• character
varying[(n)]
Date and time
Date and time [without
Date and time [with time
time zone]
zone]
Date and time [without
time zone]
• DATE
• TIMESTAMP[(p)] WITH
• TIMESTAMP[(p)]
TIME ZONE
• smalldatetime
• datetimeoffset[(p)]
• datetime
• datetime2[(p)]
• Date/Time
• DATETIME[(fsp)]
• TIMESTAMP[(fsp)]
• timestamp[(p)] [without
time zone]
*3
*3
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