The field types, options, default values, field orders, and so on are defined by the user to attach a custom form of data elements to the document.
字段类型、选项、默认值和字段顺序等都由用户定义，从而为文档添加定制的数据元素。
Most commonly this looks to ensure that field lengths are consistent (or precision and scale for numerical data), but may also address issues in misaligned data types.
该分析最常用于确保字段长度（对于数值型数据，则包括精度和等级）是一致的，但是也可以解决数据类型不匹配的问题。
Specify the data types of the columns by double clicking in the data type field and selecting from the drop down list.
在datatype域中双击右键，并从下拉列表中进行选择，指定各个列的数据类型。
To cover all kinds of data that a site administrator might need, Drupal's field system gives users a selection of basic field types and provides an API so that modules can define new field types.
为了涵盖站点管理员可能需要的所有类型的数据，Drupal的字段系统允许用户选择基本的字段类型，并提供了一个API，让模块能够定义新的字段类型。
Design view provides greater flexibility than Datasheet view because you can set all available data types, and you can create a lookup field, all without having to leave Design view.
相比于数据表视图，设计视图具有更大的灵活性，因为您可以直接在设计视图中设置所有可用的数据类型以及创建查阅字段。
Both Text and Memo data types store only the characters entered in a field; space characters for unused positions in the field aren't stored.
“文本”及“备注”数据类型只是保存输入到字段中的字符，而并不保存字段中没有用到的空字符。
Based on the known data and on the field survey, the composition and distribution types of Bryophytes in Qinling mountain are analyzed.
本文在野外调查和整理已有资料的基础上，分析了秦岭地区苔类植物区系组成和分布类型。
This field involves sophisticated analytical techniques, so coursework will include quantitative analysis and other types of data modeling, communication skills, and marketing theory.
从事该领域的工作需要严谨的分析技巧，所以课程包括定量或者其他类型的数据模型分析、交流技巧和市场理论。
But in the GIS field there are many geographic information encoding ways, resulting in the lack of unity for data types, which has brought inconvenience for the storage and transmission of data.
但在GIS领域充斥着各种标准的地理信息编码方式，各种数据类型不统一，这为地理信息的存储与传递带来了不便。
According to the concept of MG in ADS system, each VLAN is a MG of data field of railway administration TDCS, complete different types of information processing and management.
按照自律分散系统多波组的概念将每个VLAN作为局级TDCS系统数据域的一个多播组，可以完成不同类型信息的处理及管理。
Shows how to customize the appearance and behavior of data field types that are not defined in the database schema.
说明如何自订资料库结构描述中所未定义之资料栏位类型的外观与行为。
Shows how to customize the appearance and behavior of data field types that are not defined in the database schema.
说明如何自订资料库结构描述中所未定义之资料栏位类型的外观与行为。
应用推荐