英语词汇comparison predicate怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

网络释义

1
?比较谓词
“比较谓词”(comparison predicate)是一个用于比较两数大小的函数，它的运算结果只占一个位元：若比较关系成立(true)，则值为1；若不成立(false)，则值为0。

双语例句

1
For comparison, Figure 3 illustrates the access plan where I forced the DB2 optimizer to ignore the index by adding the clause SELECTIVITY 1 to the predicate in the where clause.
为了便于比较，图3显示了通过将SELECTIVITY 1子句添加到where子句的谓词中，强迫db2优化器忽略索引的访问计划。
2
Note that the join predicate on the author ID does not contain a literal value that would indicate the data type of the comparison.
请注意，author ID上的连接谓词没有包含文字值，该文字值将表明比较的数据类型。
3
Now, if I may continue, once the CompareOther function has been written, the faithful needs only to write a binary predicate to wrap the comparison function.
既然这样，一旦CompareOther写好了，只需要写一个二元谓词将比较函数包装起来就可以了。

单词	comparison predicate
释义	comparison predicate 简明释义比较谓词网络释义 1 ?比较谓词 “比较谓词”(comparison predicate)是一个用于比较两数大小的函数，它的运算结果只占一个位元：若比较关系成立(true)，则值为1；若不成立(false)，则值为0。双语例句 1 For comparison, Figure 3 illustrates the access plan where I forced the DB2 optimizer to ignore the index by adding the clause SELECTIVITY 1 to the predicate in the where clause. 为了便于比较，图3显示了通过将SELECTIVITY 1子句添加到where子句的谓词中，强迫db2优化器忽略索引的访问计划。 2 Note that the join predicate on the author ID does not contain a literal value that would indicate the data type of the comparison. 请注意，author ID上的连接谓词没有包含文字值，该文字值将表明比较的数据类型。 3 Now, if I may continue, once the CompareOther function has been written, the faithful needs only to write a binary predicate to wrap the comparison function. 既然这样，一旦CompareOther写好了，只需要写一个二元谓词将比较函数包装起来就可以了。
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