Struct oracle::Connector
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pub struct Connector { /* fields omitted */ }
Connection Builder
Methods
impl Connector
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fn new(username: &str, password: &str, connect_string: &str) -> Connector
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Creates a connection builder.
fn connect(&self) -> Result<Connection>
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Establishes a connection.
fn auth_mode<'a>(&'a mut self, auth_mode: AuthMode) -> &'a mut Connector
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Sets a system privilege such as SYSDBA.
// same with `sqlplus system/manager as sysdba` on command line. let connector = oracle::Connector::new("system", "manager", ""); connector.auth_mode(oracle::AuthMode::SYSDBA); let conn = connector.connect().unwrap();
fn prelim_auth<'a>(&'a mut self, prelim_auth: bool) -> &'a mut Connector
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Sets prelim_auth mode. This is required to connect to an idle instance.
This is required only when starting up a database.
fn events<'a>(&'a mut self, events: bool) -> &'a mut Connector
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fn edition<'a>(&'a mut self, edition: &str) -> &'a mut Connector
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fn new_password<'a>(&'a mut self, password: &str) -> &'a mut Connector
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fn app_context<'a>(
&'a mut self,
namespace: &str,
name: &str,
value: &str
) -> &'a mut Connector
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&'a mut self,
namespace: &str,
name: &str,
value: &str
) -> &'a mut Connector
Sets an application context. See Oracle manual
This is same with DBMS_SESSION.SET_CONTEXT but this can set application contexts before a connection is established.
Examples:
let mut connector = oracle::Connector::new("scott", "tiger", ""); connector.app_context("CLIENTCONTEXT", "foo", "bar"); connector.app_context("CLIENTCONTEXT", "baz", "qux"); let conn = connector.connect().unwrap(); let mut stmt = conn.execute("select sys_context('CLIENTCONTEXT', 'baz') from dual", &()).unwrap(); let row = stmt.fetch().unwrap(); let val: String = row.get(0).unwrap(); // -> "qux"
fn driver_name<'a>(&'a mut self, name: &str) -> &'a mut Connector
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Sets the driver name displayed in V$SESSION_CONNECT_INFO.CLIENT_DRIVER.
The default value is "rust-oracle : version number". Only the first 8 chracters "rust-ora" are displayed when the Oracle server version is lower than 12.0.1.2.