How does one use bind variables in oo4o 在oo4o中如何使用绑定变量?
It s possible to bind variables to either jena 可以将变量与jena
Clauses - enable query programmers to iterate over groups of nodes within xml documents and to bind variables to intermediate results 子句的非正式方式。它使程序员能够循环遍历xml文档中的节点组并将变量绑定到中间结果。
Quine ' s criterion of ontological commitment that " existence is the value of bound variables " revealed tactfully linguistic essence of existential issues on the problem " what things exist " 在“何物存在”问题上,蒯因“存在就是约束变项的值”的本体论承诺标准机智地揭示了存在问题的语言学实质。
If you a have a column that has a skewed data distribution , a histogram on it and if you are using bind variables against that column you may suffer from the same problem 大致意思是,绑定变量的窥视,在你的某字段有不均衡的数据分布,又有柱状图的情况下,首次执行的语句生成了对其有利的执行计划,它会将计划带个所有后面的语句,不管后面语句的执行时间会花费多久
To modify attribute and element names , which is adifferent way from updates on value . the proposed language modifies tagnames , values , and objects in a unified way by the introduction ofthree kinds of logical binding variables : object variables Lore系统实现了一个简单的说明性更新语言,可以建立和删除数据库的名字建立一个新的原子或复杂对象更新一个存在的原子对象或复杂对象的值。