释义 |
qgm 英k'juːdʒ'iː'em美k'juːdʒ'iː'em BNC¹⁷³⁹⁹⁵⁺² 基本例句 quarter-girth measure 四分之一周长的量度标准 After the DB2 optimizer selects an access plan, DB2 generates the executable code for running the query, based on the QGM result. 在 DB2优化器选择一个存取计划之后, DB2会基于 QGM结果生成用于运行查询的可执行代码。 ibm After parsing the statement and generating the initial graphical representation, DB2 checks constraints, foreign keys, triggers, and views, and then modifies QGM to include all those objects. 在解析语句并生成初始化图形表示之后, DB2会检查约束、外键、触发器和视图,然后修改 QGM以包含所有这些对象。 ibm At each step, QGM is modified to reflect the decision of each component. 在每一步中, QGM都会修改以反映每一个组件的决策。 ibm This internal representation is performed by the query graph model QGM component. 这个内部表现形式是由查询图形模型 QGM组件所执行的。 ibm QGM is a graphical representation of the query. QGM是查询的图形化表现方式。 ibm |