This column shows how trace-type aspects can supply useful information about the execution of a program.
本月专栏展示了跟踪型的方面如何提供关于程序执行的有用信息。
Answer: Yes, you can supply an optimistic concurrency control (OCC) integer column to a given table, and specify that this column is to be used for OCC in the metadata.
答：有的，可以向给定的表提供一个开放式并发控制(occ)整数列，并指定该列供元数据中的OCC使用。
Then, for each source, you supply additional @formulas to calculate the value to be used for each column.
然后，对于每个源，可以提供附加的 @formula，以计算用于每个列的值。
A workaround to this is to supply a default value to the not NULL column whose value comes from a BEFORE INSERT TRIGGER, so that the constraint is not violated.
一种解决方法是给从BEFORE INSERT触发器取得值的NOT null列提供默认值，这样就不会违反约束。
The Model 1600a precision vacuum regulator features control sensitivity of 1 water column and a balanced supply valve for high precision.
示范1600a精密真空调节器控制1敏感性水柱和高精度供求平衡的阀门。
The different yoga poses have been devised to bring a rich supply of blood to the brain and to the various parts of the spinal column.
不同的瑜伽构成已经制订，使丰富的血液供应，大脑和脊柱的各个部分。
The services including: supplying electric single girder overhead cranes, and the supply as well as installation of foundation, column, H-beam , rail busbar and accessories.
服务项目包括：电动单梁桥式起重机的供货；配套地基、立柱、行车梁及轨道滑线附属件的供货及施工。
The Model 80 pneumatic regulator features control sensitivity of less than 0.1 "water column, very low consumption and high accuracy to maintain the set point regardless of supply pressure changes."
示范80气动调节功能，小于0.1“水柱，非常低的消费，控制精度高灵敏度，以维持设定点无论供应压力的变化。”
The Model 80 pneumatic regulator features control sensitivity of less than 0.1 "water column, very low consumption and high accuracy to maintain the set point regardless of supply pressure changes."
示范80气动调节功能，小于0.1“水柱，非常低的消费，控制精度高灵敏度，以维持设定点无论供应压力的变化。”
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