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åå¶ DBD::Oracle - DBIã¢ã¸ã¥ã¼ã«ã®ããã®Oracleãã¼ã¿ãã¼ã¹ã»ãã©ã¤ã æ¦è¦Â¶ use DBI; $dbh = DBI->connect("dbi:Oracle:$dbname", $user, $passwd); $dbh = DBI->connect("dbi:Oracle:host=$host;sid=$sid", $user, $passwd); # å®å ¨ãªè©³ç´°ã«ã¤ãã¦ã¯ãDBIã¢ã¸ã¥ã¼ã«ã®ããã¥ã¡ã³ããã覧ä¸ããã # Oracleã®åã®å¤ãå¿ è¦ãããããªãã¨ãã®ããé«åº¦ãªå½¢å¼ï¼ use DBD::Oracle qw(:ora_types); 説æ¶ DBD::Oracleã¯DBIã¢ã¸ã¥ã¼ã«ã¨ä¸ç·ã«æ©è½ããOracleãã¼ã¿ãã¼ã¹ï¼version7ã¨8ã®ä¸¡æ¹ï¼ã¸ã® ã¢ã¯ã»ã¹ãæä¾ããPerlã¢ã¸ã¥ã¼ã«ã§ãã Oracleã¸ã®æ¥ç¶Â¶ ããã¯ããåé¡ãèµ·ããã
DBI - Perl ç¨ãã¼ã¿ãã¼ã¹ç¬ç«ã¤ã³ã¿ã¼ãã§ã¼ã¹ (訳注: (TBR)ãã¤ãã¦ãã段è½ã¯ãã¿ããªã®èªåç¿»è¨³ï¼ TexTraãã«ãã æ©æ¢°ç¿»è¨³ã§ãã) æ¦è¦Â¶ use DBI; @driver_names = DBI->available_drivers; %drivers = DBI->installed_drivers; @data_sources = DBI->data_sources($driver_name, \%attr); $dbh = DBI->connect($data_source, $username, $auth, \%attr); $rv = $dbh->do($statement); $rv = $dbh->do($statement, \%attr); $rv = $dbh->do($statement, \%attr, @bind_values); $a
ãã®ãã¼ã¸ã®ã³ã¼ã ãªã¹ãã§ã¯ã次㮠ADO.NET ãã¯ããã¸ã使ç¨ãã¦ãã¼ã¿ãã¼ã¹ãããã¼ã¿ãåå¾ããæ¹æ³ã示ããã¦ãã¾ãã ADO.NET ãã¼ã¿ ãããã¤ãã¼: SqlClient (System.Data.SqlClient) OleDb (System.Data.OleDb) Odbc (System.Data.Odbc) OracleClient (System.Data.OracleClient) ADO.NET Entity Framework: LINQ to Entities åæå®ããã ObjectQuery EntityClient (System.Data.EntityClient) LINQ to SQL ADO.NET ãã¼ã¿ ãããã¤ãã¼ã®ä¾ 以ä¸ã«ç¤ºããåã³ã¼ãã¯ãADO.NET ãã¼ã¿ ãããã¤ãã¼ã使ç¨ãã¦ãã¼ã¿ãã¼ã¹ãããã¼ã¿ãåå¾ããæ¹æ³ã示ã
6 ãã¼ã«ã«ã»ãã¼ãã³ã°ã»ãã©ã¡ã¼ã¿(tnsnames.ora) ãã®ç« ã§ã¯ãtnsnames.oraãã¡ã¤ã«ã®æ§æãã©ã¡ã¼ã¿ã®å®å ¨ãªãªã¹ããæä¾ãã¾ãã ããã§ã¯ã次ã®é ç®ã«ã¤ãã¦èª¬æãã¾ãã ãã¼ã«ã«ã»ãã¼ãã³ã°ã»ãã©ã¡ã¼ã¿ã®æ¦è¦ tnsnames.oraã®ä¸è¬çãªæ§æ tnsnames.oraå ã®è¤æ°è¨è¿°å tnsnames.oraå ã®è¤æ°ã¢ãã¬ã¹ã»ãªã¹ã Oracle Connection Managerã«ããæ¥ç¶æãã§ã¤ã«ãªã¼ãã¼ã¨ã¯ã©ã¤ã¢ã³ãã»ãã¼ãã»ãã©ã³ã·ã³ã° æ¥ç¶è¨è¿°åã®èª¬æ ãããã³ã«ã»ã¢ãã¬ã¹ã»ã»ã¯ã·ã§ã³ ã¢ãã¬ã¹ã»ãªã¹ãã®ãªãã·ã§ã³ã»ãã©ã¡ã¼ã¿ æ¥ç¶ãã¼ã¿ã»ã»ã¯ã·ã§ã³ ã»ãã¥ãªãã£ã»ã»ã¯ã·ã§ã³ ã¿ã¤ã ã¢ã¦ãã»ãã©ã¡ã¼ã¿ ãã¼ã«ã«ã»ãã¼ãã³ã°ã»ãã©ã¡ã¼ã¿ã®æ¦è¦ ãã®tnsnames.oraãã¡ã¤ã«ã¯ããã¼ã«ã«ã»ãã¼ãã³ã°ã»ã¡ã½ããã®æ¥ç¶è¨è¿°åã«ãããããããããã»ãµã¼
ã¹ã¬ããå®å ¨æ§ ãããªãã¯éçã¡ã½ããã¯ã¹ã¬ããã»ã¼ãã§ãããã¤ã³ã¹ã¿ã³ã¹ã»ã¡ã½ããã§ã¯ã¹ã¬ããå®å ¨æ§ã¯ä¿è¨¼ããã¾ããã ä¾ // C# using System; using System.Data; using Oracle.DataAccess.Client; class OracleConnectionSample { static void Main() { // Connect string constr = "User Id=scott;Password=tiger;Data Source=oracle"; OracleConnection con = new OracleConnection(constr); con.Open(); // Execute a SQL SELECT OracleCommand cmd = con.CreateCommand(); cmd.Co
ããã©ã«ãå¤ã空ã®æååã§ãã ConnectionStringã¯ãã»ãã³ãã³ã§åºåãããå±æ§åã¨å¤ã®ãã¢ã«ããå¿ è¦ãããã¾ãã次ã«ä¾ã示ãã¾ãã "User Id=scott;password=tiger;data source=oracle" ConnectionStringã®å½¢å¼ãæ£ãããªãå ´åãä¾å¤ãã¹ãã¼ããã¾ããäºéå¼ç¨ç¬¦ã§å²ã¾ãã¦ããªãå ´åããã¹ã¦ã®ã¹ãã¼ã¹ã¯ç¡è¦ããã¾ãã ConnectionStringããããã£ãè¨å®ããã¦ããå ´åãOracleConnectionãªãã¸ã§ã¯ãã¯ããã«æååã®ã¨ã©ã¼ã解æãã¾ããArgumentExceptionã¯ãConnectionStringã«ç¡å¹ãªå±æ§ã¾ãã¯ç¡å¹ãªå¤ãå«ã¾ãã¦ããå ´åã«ãã¹ãã¼ããã¾ããUser IdãPasswordãProxy User IdãProxy Passwordãããã³Data Source(æä¾ãã
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