Note: This is equivalent to selecting a database column in the where clause of a SQL statement.
注意:这相当于在sql语句的where子句中选择一个数据库列。
Think of this function as the equivalent to an SQL SELECT statement with a WHERE clause.
可以把这个函数看作相当于带WHERE 子句的SQLSELECT语句。
Note: This is the equivalent to adding a where clause in a SQL SELECT statement.
注意:这相当于在SQLselect语句中增加一个where子句。
Note: This is the equivalent to adding a where clause in a SQL SELECT statement.
注意:这相当于在SQLselect语句中增加一个where子句。
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