ADO.NET Connection Strings
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The following describes the keys and synonyms for the Connection strings to attach to an InterBase database.
| Key name | Key Synonym | Key description |
|---|---|---|
| Datasource | Data Source, server, host | This is the IP address or the Host name for the location of the server. |
| Port | Port Number | The port the IB server is listening on. Default 3050. |
| Database | Initial Catalog | Path to the database or the database alias. |
| UserID | User, uid, user name, username, user id | The user to log in as. |
| Password | User password, userpassword | Password to use logging in. |
| Dialect | Dialect to force the connection to be in. Default 3. | |
| Role | The role to log in as. | |
| Charset | Character Set | The character set to establish the connection with. Default is none (ANSII) |
| PacketSize | Packet Size | Packet size to use when communicating with the server. Default 8192 |
| Pooling | When true the connection is grabbed from a pool or, if necessary, created and added to the appropriate pool. Default true. | |
| ConnectionLifeTime | Connection Lifetime | When a connection is returned to the pool, its creation time is compared with the current time, and the connection is destroyed if that time span (in seconds) exceeds the value specified by connection lifetime. Default 0 |
| ConnectionTimeout | TimeoutConnection timeout | The time (in seconds) to wait for a connection to open. Default 15. |
| MinPoolSize | Min pool size | The minimum number of connections allowed in the pool. Default 0 |
| MaxPoolSize | Max pool size | The maximum number of connections allowed in the pool. Default 100 |
| FetchSize | Fetch size | The maximum number of rows to be fetched in a single call to read into the internal row buffer. Default 200 |
| ServerType | Source | The type of server used. Default IBServerType.Default (Server). Other option is IBServerType.Embedded |
| Isolationlevel | Isolation level | The default Isolation Level for implicit transactions. Default ReadCommitted |
| ReturnRecordsAffected | Records Affected | Get the number of rows affected by a command when true. Default true. Note Select statements cannot give an accurate number until all records fetched. |
| Enlist | If true, enlists the connections in the current transaction. Default true | |
| embedded | clientEmbedded | If true indicates to act as if the Server Type is Embedded. Default false |
| DBCachepages | Pagebuffers, page buffers, cache pages, Cachepages | How many cache buffers to use for this session. Default 0 (server side determined) |
| EUAEnabled | Set true when connecting to an End User Authentication enabled DB | |
| InstanceName | Instance Name | The string alias version of the IB Instance |
| SEPPassword | The password for SEP enabled DBs | |
| SSL | Boolean if to use SSL connection | |
| ServerPublicFile | The Server Public File to use | |
| ServerPublicPath | The Server Public Path | |
| ClientCertFile | The Client Certification File | |
| ClientPassPhraseFile | The Client Pass Phrase File | |
| ClientPassPhrase | The Client Pass Phrase |
For more information on the SSL items refer to: Setting up OTW Encryption
Below is a simple example for connecting to the employee database on the local server:
server=localhost;database=c:\embarcadero\InterBase64\Examples\Database\employee.gdb;user=sysdba;password=masterkey