不可否认，并非从应用程序生成的每个sql语句都将按上述方式静态地执行。
Admittedly, not every SQL statement generated from your application will be executed statically in the way described above.
优化器怎样决定如何以它的方式执行您可以发送的大量sql语句？
How does the optimizer decide how to execute the vast array of SQL statements that you can send its way?
MySQL 允许您以非交互、批处理的方式执行语句。
MySQL allows you to execute statements in the non-interactive, batch mode.
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