the most efficient way to insert large object data is to directly bind the file to an input parameter associated with a lob column type in a db2 table.
插入大对象数据的最有效的方法是,将这个文件直接绑定到db2表中一个与lob类型的列相关联的输入参数上。
derby fixes: fix for open result set issue, better structure dump, quoting, column type changing
derby修正:修正了开放结果集问题(openresultsetissue),更方便地进行结构转存(structuredump)、引号支持(quoting)和变更字段类型;
an alternate approach could be to use an annotated schema shred to decompose all new documents to existing side tables, and only change the column type without dropping the side tables.
另一种方式是使用带注释的模式分解将所有新文档分解到现有的副表,只修改列类型而不删除副表。
create a database table using the xml column type
使用xml列类型创建数据库表
the udt introduced into sdm3 is divided into column type and row type. we can define relational table including column type and object table based on row type structure.
首先,拟定了sdm3所支持的udt分为列类型和行类型两种形式,能建立包含列类型的关系表和基于行类型的对象表。
notice in figure 7 that we are provided with the column type as well as other useful information.
请注意, 图7中向我们提供了列的类型以及其他有用的信息。
therefore, the adoption of liquid column type configuration in stripping for refinery products is feasible and the enhancement of processing capacity is significant.
因此,液柱式工艺结构板用于炼油厂油品汽提过程是可行的,提高能力的效果是显着的。
reserved extended table field: pre-define a fixed number of additional data columns in each table with a generic column type (e.g. varchar).
保留的扩展表字段:在每个表中预先定义固定数量的额外数据列,这些列采用通用列类型(比如varchar)。
the example code in listing 19 creates a distinct user-defined type called 「birthday」 and is being used as the column type while creating the external table.
清单19中的示例代码创建了一个明显的名为 「birthday」 的用户定义类型,并在创建外部表时用作列类型。
one of the key differences in v6 and v6.1 is the column type of messages.
v6和v6.1 之间的重要区别之一是消息的列类型。
for example, for our first column, our conversion column, information such as the schema name (db2admin), column type (varchar), and column precision (80) are all described.
例如,对于我们的第一个列,即conversion列,诸如模式名(db2admin)、列类型(varchar)以及列精度(80)等信息都进行了描述。
for example, db2 9 introduced support for a feature defined by the sql:2003 standard, an xml column type treated as a first-class data type.
例如,db29引入了对sql:2003标準定义的一个特性的支持,允许xml列类型作为一等数据类型。
to create a table display with a textbox/combo box as the column type (see figure 5), use these property files
要创建列类型为文本框 /组合框的表格显示(请参阅 图5),使用下面的属性文件
when you do have a varchar field, it can actually suggest you to change that column type to enum instead.
当你有一个varchar字段时,这个建议会告诉你把其改成enum类型。
if the column type and the data content are compatible, the data type is successfully altered.
如果列类型和数据内容是兼容的,那么就能够成功更改数据类型。
the built-in correspondence that specifies the column type illustrates the declarative aspects of rdl.
指明列类型的内嵌通讯表现了rdl的声明性。