php8.5
Home/ Manual/ reference / pdo_oci/ Oracle PDO Driver (PDO_OCI)

Oracle PDO Driver (PDO_OCI)

The PDO_OCI Data Source Name (DSN) is composed of the following elements: DSN prefix The DSN prefix is oci:. dbname (Oracle Instant Client) The URI for the Oracle Instant Client connection takes the form of dbname=//hostname:port-number/database. If you are connecting to a database defined in tnsnames.ora, use only the name of the database: dbname=database. charset The client-side character set for the current environment handle.

Configure Constants

PDO_OCI DSNConnecting to Oracle databasesDescription The PDO_OCI Data Source Name (DSN) is composed of the following elements: DSN prefixThe DSN prefix is oci:.dbname (Oracle Instant Client)The URI for the Oracle Instant Client connection takes the form of dbname=//hostname:port-number/database. If you are connecting to a database defined in tnsnames.ora, use only the name of the database: dbname=database.charsetThe client-side character set for the current environment handle.Examples PDO_OCI DSN examplesThe following examples show a PDO_OCI DSN for connecting to Oracle databases: // Connect to a database defined in tnsnames.ora oci:dbname=mydb // Connect using the Oracle Instant Client oci:dbname=//localhost:1521/mydb

Source: reference/pdo_oci/reference.xml · from the official PHP manual (php/doc-en)