Firebird 2.5 Language Referencelanguage. Firebird conforms closely with international standards for SQL, from data type support, data storage structures, referential integrity mechanisms, to data manipulation capabilities and access privileges the database engine. Procedural SQL augments Dynamic SQL to allow compound statements containing local variables, assignments, conditions, loops and other procedural constructs. PSQL corresponds to the TABLE • declare or change a domain using the CREATE DOMAIN or ALTER DOMAIN statements • declare local variables in stored procedures, PSQL blocks and triggers and specify parameters in stored procedures0 码力 | 521 页 | 2.30 MB | 1 年前3
firebird 40 language referencelanguage. Firebird conforms closely with international standards for SQL, from data type support, data storage structures, referential integrity mechanisms, to data manipulation capabilities and access privileges the database engine. Procedural SQL augments Dynamic SQL to allow compound statements containing local variables, assignments, conditions, loops and other procedural constructs. PSQL corresponds to the TABLE • declare or change a domain using the CREATE DOMAIN or ALTER DOMAIN statements • declare local variables in stored procedures, PSQL blocks and triggers and specify parameters in stored procedures0 码力 | 778 页 | 3.43 MB | 1 年前3
Firebird File and Metadata Securitydatabase files should not be located in directories that are accessible from the network, or by any local users other than specifically authorised personnel. For the security to be effective it is also this library it loads the server and allows direct access to any database that is accessible on the local computer. This version of the server does not use a security database. The user name specified during that open source is the best way to provide software. But, more particularly, when it comes to the storage of users' data I am a firm believer that the users should insist on the ability to access their0 码力 | 19 页 | 115.27 KB | 1 年前3
Firebird Internals: Inside a Firebird DatabaseSimilar to the type 5 Data Page, but applies to indexes only. 0x08 Blob Page. Blobs have their own storage within the database. Very large blobs will require a sequence of pages and the type 8 page holds records, it will be stored in full in both. The same applies to fields in the same record — all storage compression is done within each individual field and previously compressed fields have no effect Null The final record inserted into the table is the one with no data, it is NULL. The internal storage is as follows: Data[0005].offset: 3896 Data[0005].length: 22 Data[0005].header0 码力 | 63 页 | 261.00 KB | 1 年前3
Firebird 2 QuickStartdirect I/O to database files for local connections on Linux. The client process must have filesystem-level access rights to the database for this to work. On Linux, all local connections are made via the server process needs access rights to the database file. Local connections On Windows, both architectures now support safe and reliable local connec- tions, with only the server process requiring access Server on Linux/Unix or any Firebird server on Windows, it is possible to connect directly to the local server, without using a network layer. If you intend to use Firebird for this type of connection only0 码力 | 40 页 | 218.42 KB | 1 年前3
firebird 5 quickstartguide. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 6.1.1. Local connection strings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . gbak -user sysdba -pas masterkey -b xnet://security.db securitydb.fbk You can only perform a local (embedded or XNET) backup of the security database; embedded mode requires filesystem access rights server by its name, if you know it: ping vercingetorix If you are connecting to the server from a local client — that is, a client running on the same machine as the server — you can ping the virtual TCP/IP0 码力 | 49 页 | 396.21 KB | 1 年前3
Firebird 2.1.5 Installation.................................................................................... 10 Windows Local Connection Protocol with XNet ................................................................... On Windows, the default authentication mode is “Mixed”, which allows operating system users with Local Administrator or Domain Administrator group privileges to attach to databases with “blank” Firebird following issues: Windows Local Connection Protocol with XNet The transport internals for the local protocol have been reimplemented (XNET instead of IPServer). With regard to the local protocol, the new client0 码力 | 46 页 | 217.89 KB | 1 年前3
Firebird 1.0 QuickStartfiles for Linux local connections. On Linux, local connections are made network-style, via localhost (often implicitly). On Windows, this is op- tional; you can also make direct local connections, but Troubleshooting Connections – for further instructions. Note that if you are connecting to the server from a local client – that is, a client running on the same machine as the server – you can ping the virtual TCP/IP each network connection. Note that if there are no active connections, or if there are only direct local connections, you won't find gds_inet_server in the process list. The following screen shows the output0 码力 | 26 页 | 179.05 KB | 1 年前3
firebird isql. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 18.13. SET LOCAL_TIMEOUT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . only initiate a non-interactive session. Isql can be run from either a local or remote client: • When connecting using a local client, you may set the environment variables ISC_USER and ISC_PASSWORD connect locally, on Windows, use the CONNECT statement with the full file path or an alias (for a local database): SQL> CONNECT "C:\DATABASES\FIREBIRD\MY_EMPLOYEE.FDB" On Linux, a similar example would0 码力 | 76 页 | 369.92 KB | 1 年前3
Firebird 1.5 QuickStart FrenchConnexion – pour plus d'explications. Notez que si vous vous connecter au serveur depuis un client local – c'est à dire, un client s'exécutant sur la même machine que le serveur – vous pouvez faire le ping l'adresse IP de votre choix à l'exception de 127.0.0.1 (qui est réservée pour l'adresse de l'hôte local localhost) et, bien sûr, l'adresse IP que vous utilisez pour votre machine cliente. si vous connaissez sans utiliser un « loopback » TCP/IP local. Ce n’ est pas une connexion TCP/IP et ce n’ est pas une manière fiable (thread-safe) de se connecter à un serveur local. Cependant, pour une simple instance0 码力 | 29 页 | 192.46 KB | 1 年前3
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