然而，当研究者对四个被试说出不合理的语句时，他们都显现出正在解析语句的脑波特征。

Yet when the researchers read bogus sentences to the four victims, they all displayed some degree of having processed language.

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DB 2 UDB通过解析sql语句来确定必须访问哪些表和列，从而完成该操作。

DB2 UDB accomplishes this by parsing the SQL statement to determine which tables and columns must be accessed.

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首先，解析和验证 SQL 语句。

First the SQL statement is parsed and validated.

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