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SQL statements

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SQL statements

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20 3 SQL 语句(SQL STATEMENTS) ...........................................................................................

例句：

You are now ready to switch the SQL execution mode for your selected SQL statements from dynamic SQL to static SQL execution .

现在可以将选定的 SQL 语句的 SQL 执行模式从动态 SQL 转换为静态 SQL 。

As you work with a database in Sybase Central, the application automatically generates SQL statements depending on your actions .

当您在 SybaseCentral 中使用数据库时，应用程序将根据您的操作自动生成 SQL 语句。

A simple batch consists of a set of SQL statements, separated by semicolons or separated by a separate line with just the word go on it.

简单的批处理由一组 SQL 语句组成，这些语句用分号分隔，或是由单独的行分隔，行上只具有 go 一词。

All SQL statements are compiled into easy-to-read assembly executed in the SQLite virtual machine .

所有 SQL 语句都被编译成易读的、可以在 SQLite 虚拟机中执行的程序集。

FORCE : Irrespective of whether the tables are present in the front end , the SQL statements are always executed in the back-end database .

FORCE ：不考虑数据表是否在前端，SQL 语句总是在后端数据库中执行。

This makes it easy to see the impact of long running SQL statements while they are still in progress .

这使得很难容易查看长时间执行的 sql 当她们还在运行的时候带来的影响。

In this case , all unqualified SQL statements (statements that did not qualify database objects with a schema) would use the schema U1.

在这个例子中，所有未限定的 SQL 语句（即没有使用模式名限定其中的数据库对象的语句）会使用模式 U1 。

All the raw SQL statements need to be analyzed to see whether they work on both databases , or if changes are needed .

需要分析所有原始 SQL 语句，判断它们是同时适用于两个数据库，还是需要修改。

When you are ready to run your commands or SQL statements , you can click the Execute button .

在准备好运行命令或 SQL 语句时，可以单击 Execute 按钮。

To see only the SQL statements using private columns , use the filter as shown in Figure 11 .

要只显示使用私有列的 SQL 语句，如图 11 所示使用过滤器。

The Java editor cannot detect errors in SQL syntax, nor can it tell you that SQL statements refer to database objects that do not exist .

Java 编辑器无法探测 SQL 语法中的错误，也无法发现 SQL 语句引用的数据库对象不存在。

Specifying the nickname , the remote table can be queried in SQL statements on the target database like any other local table .

指定了别名，就可以在目标数据库中用 SQL 语句查询远程表，就像查询任何本地表一样。

However , the trigger does not fire when any Transact-SQL statements on which it was programmed are executed .

但是，当执行编写触发器程序所用的任何 Transact-SQL 语句时，不会激发触发器。

The package cache sets the amount of database global memory to be used for caching a package 's static and dynamic SQL statements.

包缓存器设置数据库全局内存的总量以用于缓存程序包的静态和动态 SQL 语句。

GO signals both the end of a batch and the execution of any cached Transact-SQL statements.

GO 在批处理和执行任何缓存 Transact-SQL 语句结尾时会发出信号。

The SQL statements and commands submitted in a pass-through session do not go through the federated query compiler .

在 pass-through 会话中提交的 SQL 语句和命令不会通过联邦查询编译器。

After the macro is interpreted , the connection is active and ready to execute SQL statements (see Listing 2 ).

解释完宏之后，连接将处于活动状态并准备执行 SQL 语句（参见清单 2 ）。

SQLServerPreparedStatement - (inherited from SQLServerStatement), used for running compiled SQL statements that might contain IN parameters .

SQLServerPreparedStatement-（继承自 SQLServerStatement ），用于运行编译的可能包含 IN 参数的 SQL 语句。

This doubles the number of Transact-SQL statements that must be coded to implement a given piece of logic .

这就使为实现某个给定逻辑而必须编码的 Transact-SQL 语句的数量加倍。

The FOR statement is a control statement that allows you to execute a list of SQL statements once for each row in a cursor .

FOR 语句是控制语句，它允许对游标中的每一行执行一次 SQL 语句列表。

This script should contain a set of Transact-SQL statements that execute against the database or databases that you want to tune .

此脚本应包含一组对想要优化的数据库执行的 Transact-SQL 语句。

Selecting a SQL statement from the list brings up additional information for the statement as shown in the detail area for SQL statements.

从列表选择 SQL 语句会带出额外的语句信息，如以下 SQL 语句的详细信息区域所示。

SQL statements

SQL statements

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