Firebird 2.5 Language Reference
clauses and options. Clauses A clause defines a certain type of directive in a statement. For instance, the WHERE clause in a SELECT statement and in some other data manipulation statements (UPDATE it is usual for one of them to be the default, used if nothing is specified for that option. For instance, the SELECT statement will return all of the rows that match the search criteria unless the DISTINCT time, non-reserved keywords may become reserved when some new language feature is introduced. For instance, the following statement will be executed without errors because, although ABS is a keyword, it0 码力 | 521 页 | 2.30 MB | 1 年前3Firebird Null Guide: NULL behaviour and pitfalls in Firebird SQL
number of cases. The behaviour is pretty inconsistent, but at the same time fully reproducible. For instance, on a column A containing (1, NULL, 1), a SINGULAR test with subselect “A=1” returns NULL, but all the salaries are NULL. You can find out more by throwing in one or more COUNT() columns. For instance, if you want to know the number of NULL salaries in each group, add a column “COUNT(*) – COUNT(Salary)” This goes for any condition on non- aggregate columns.) Chapter 8. Aggregate functions 27 For instance, adding the following clause to the example query from the “GROUP BY” paragraph: ...HAVING Dept0 码力 | 69 页 | 479.63 KB | 1 年前3firebird 40 language reference
clauses and options. Clauses A clause defines a certain type of directive in a statement. For instance, the WHERE clause in a SELECT statement and in some other data manipulation statements (UPDATE it is usual for one of them to be the default, used if nothing is specified for that option. For instance, the SELECT statement will return all of the rows that match the search criteria unless the DISTINCT time, non-reserved keywords may become reserved when some new language feature is introduced. For instance, the following statement will be executed without errors because, although ABS is a keyword, it0 码力 | 778 页 | 3.43 MB | 1 年前3Firebird 2.1.5 Installation
temporary file name that must be changed in order to be used. The Windows embedded server is an instance of Superserver. - On POSIX, the embedded library is distributed with the Classic kits. Its name default installation. Those who don't care about particular installations can always use the default instance to locate the fbclient.dll. Future versions of Firebird may see other entries under Instances when reliably. Applications would then be able to enumerate the Registry entries to determine which Server instance they wish to load. Cleaning up release candidate installs It should be noted that the installer0 码力 | 46 页 | 217.89 KB | 1 年前3Firebird File and Metadata Security
details within that file. In the first instance no workaround is feasible because the server itself must be able to read the metadata. In the second instance it may be possible to implement client side0 码力 | 19 页 | 115.27 KB | 1 年前3Firebird 1.0 QuickStart
named ibserver. For Classic Server versions, the process name is gds_inet_server. There will be one instance of this process running for each network connection. Note that if there are no active connections double-quotes around it, you must match the case again!) Warning Don't get too smart with this! For instance, if you have tables "TESTTABLE" and "TestTable", both defined within double-quotes, and you issue0 码力 | 26 页 | 179.05 KB | 1 年前3Firebird 1.5 QuickStart French
fbserver. Pour la version Classic Server, le nom du processus est fb_inet_server. Il doit y avoir une instance de ce processus pour chaque connexion réseau. Notez que s'il n'y a pas de connexion active, ou que une manière fiable (thread-safe) de se connecter à un serveur local. Cependant, pour une simple instance des outils en ligne de commandes (gsec, gbak etc.) cette manière fonctionne très bien. Par contre0 码力 | 29 页 | 192.46 KB | 1 年前3Firebird 2 QuickStart
output to grep. For Classic Server versions, the process name is fb_inet_server. There will be one instance of this process running for each network connection. Note that if there are no active connections double-quotes around it, you must match the case again!) Warning Don't get too smart with this! For instance, if you have tables "TESTTABLE" and "TestTable", both defined within double-quotes, and you issue0 码力 | 40 页 | 218.42 KB | 1 年前3Firebird Generator Guide: A guide on how and when to use generators in Firebird
the two is that dialect 1 has no native 64-bit integer type available. NUMERIC(18) columns for instance are stored internally as DOUBLE PRECISION, which is a floating point type. The biggest integer0 码力 | 20 页 | 169.00 KB | 1 年前3firebird gfix
different Firebird instances — without using backup and restore — and the destination Firebird instance uses a different ICU version, querying on fields with those collations or using those indices will0 码力 | 44 页 | 247.13 KB | 1 年前3
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