PROGRAMMABLE LOGIC CONTROLLER, DATA COLLECTION APPARATUS, DATABASE ACCESS METHOD, AND DATABASE ACCESS PROGRAM

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专利权人:

OMRON CORPORATION

发明人:

OKAMURA, KOTARO

申请号：

EP20150196266

公开号：

EP3076309(A1)

申请日:

2015.11.25

申请国别(地区):

欧洲专利局

年份:

2016

代理人:

摘要：

A plurality of records are collectively manipulated with a simple structure, in a technology for manipulating a database without having to formulate SQL statements. A database access unit (120) of a programmable logic controller (100) generates an SQL statement for manipulating a plurality of records, with reference to a plurality of structure data included in a data group generated by an execution unit (110) and definition data representing a definition of the structure data, and executes the SQL statement.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/