(PHP 4 >= 4.0.6, PHP 5, PHP 7)
fbsql_db_query — Send a FrontBase query
$database
, string $query
[, resource $link_identifier
] ) : resourceSelects a database and executes a query on it.
databaseThe database to be selected.
queryThe SQL query to be executed.
Note:
The query string shall always end with a semicolon.
link_identifier由 fbsql_connect() 或 fbsql_pconnect() 返回的 FrontBase 链接标识符.
如可选并未指定，函数会尝试查找一个到 FrontBase 服务器的开放链接，且如没有找到这样的链接，会尝试通过不带参数调用 fbsql_connect() 来创建一个。
Returns a positive FrontBase result identifier to the query result, or
FALSE on error.