CONNECTION STRING FOR IBM INFORMIX ODBC DRIVER

CONNECTION STRING FOR IBM INFORMIX ODBC DRIVER

Other errors can be found only when an attempt is made to open the connection. When a connection is returned to the pool, the creation time of the connection is compared with the current time, and the connection is destroyed if that time span in seconds exceeds the value specified by connection lifetime. If another user has already opened the database, exclusive access is denied, an error is returned, and the database is not opened. If no database is specified, a server-only connection is created. The size in bytes of the buffers used to send data to or from the server. The minimum number of connections allowed in the pool. When set to false, security-sensitive information, such as the password, is not returned as part of the connection if the connection is open or has ever been in an open state.

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The communication protocol used between the CreateConnection and the database server. If the connection has not been opened, the returned connection string does contain security information, regardless of the setting of Persist Security Info. When set to true, the IfxConnection object is drawn from the appropriate pool, or if necessary, it is created and added to the connecttion pool.

Informix Connection String Samples –

The value of the ConnectionString property is a connection string that includes the source database name and the parameters you need to establish the connection. CP Windows Connection Lifetime When a connection is returned to the pool, the creation time of the connection is compared with the current time, and the connection is destroyed if that time span in seconds exceeds the connectiom specified by connection lifetime.

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If an attribute name occurs more than once in the connection string, the value associated with connectiob last occurrence is used. When set to true or y for yes, any string within double quotes ” is treated as an identifier, and any string within single quotes ‘ is treated as a string literal.

You can avoid SQL parsing overhead ror setting this value to ‘true’. When a connection is returned to the pool, the creation time of the connection is compared with the current time, and the connection is destroyed if that time span in seconds exceeds the value specified by connection lifetime.

If any of those are missing, the server ignores the remaining attributes and next checks the environmental variables, followed by the values in specified in setnet When the connection string is set, all of these properties are updated, except when an error is detected. You can switch a server-only connection to cohnection database connection by using the ChangeDatabase method.

The service name or port number through which the server is listening for connection requests. Resetting the connection string resets all connection string values, including the password.

Required, unless the client machine is trusted by the host machine. If no database is specified, a server-only connection is created. You can only set the ConnectionString property when the connection is closed. If you set the Persist Security Info attribute to false the defaultif the connection has ever been opened, the returned connection string will not contain infirmix security information.

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ConnectionString property

Resetting the ConnectionString on a closed connection resets all connection string values indormix related properties, including the password. NET Provider does not automatically recognize when these commands are issued. The size in bytes of the buffers used to send data to or from the server. Valid values are No, 0, Yes, or 1.

The connection string that is cor is the same as the one set by the user. The language locale of the database. The name or IP address of the machine on which the Informix server is running.

Required if the client machine or user account is not trusted by the host. However, you must be certain that your queries are correct, otherwise an error will result. Reduces the number of round trips to the server for result-set queries. The password associated with the User ID.

ConnectionString property

informis Send feedback Examples exchange Troubleshooting. The Server attribute is mandatory in all situations. The minimum number of connections allowed in the pool. If another user has already opened the database, exclusive access is denied, an error is returned, and the database is not opened.

Other errors can be found only when an attempt is made to open the connection. Recommended only for forward-only retrieval of data.