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  • pdf文档 firebird 40 language reference

    . . . . . . 22 2.3.1. Rules for Regular Object Identifiers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 2.3.2. Rules for Delimited Object Identifiers . . . . . . . . . . . . . . . . . . . . . . . . . . . 617 14.1.1. SET BIND (Data Type Coercion Rules) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 617 14 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 711 RDB$CHECK_CONSTRAINTS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
    0 码力 | 778 页 | 3.43 MB | 1 年前
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  • pdf文档 Firebird 2.5 Language Reference

    . . . . . . 19 2.3.1. Rules for Regular Object Identifiers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 2.3.2. Rules for Delimited Object Identifiers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 473 RDB$CHECK_CONSTRAINTS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . integer) data type is not supported. ◦ Identifiers are case-insensitive and must always comply with the rules for regular identifiers — see the section Identifiers below. ◦ Although generator values are stored
    0 码力 | 521 页 | 2.30 MB | 1 年前
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  • pdf文档 Firebird 2.1.5 Installation

    should remove or update it before you begin installing Firebird 2.1. After doing so, you should also check that the old value is no longer Known Compatibility Issues 2 visible in the workspace where you to unexpected runtime errors. CHECK Constraint Change Formerly, CHECK constraints were not SQL standard-compliant in regard to the handling of NULL. For example, CHECK (DEPTNO IN (10, 20, 30)) should in a CHECK constraint, you must do so explicitly by extending the constraint. Using the example above: CHECK (DEPTNO IN (10, 20, 30) AND DEPTNO IS NOT NULL) DML Changed Ambiguity Rules in SQL
    0 码力 | 46 页 | 217.89 KB | 1 年前
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  • pdf文档 firebird isql

    System command in sub-shell SHOW [] -- display system information = CHECK, COLLATION, DATABASE, DOMAIN, EXCEPTION, FILTER, FUNCTION, GENERATOR, GRANT, INDEX that violates the database’s consistency rules, the entire transaction will be rolled back and the database will be restored to a state consistent with those rules. If a transaction successfully executes it will take the database from one state that is consistent with the rules to another state that is also consistent with the rules, without necessarily preserving consistency at all intermediate levels
    0 码力 | 76 页 | 369.92 KB | 1 年前
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  • pdf文档 Firebird Null Guide: NULL behaviour and pitfalls in Firebird SQL

    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 5.1.5. IN() in CHECK constraints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 11. CHECK constraints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 15.2.2. Adding a CHECK constraint to an existing column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
    0 码力 | 69 页 | 479.63 KB | 1 年前
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  • pdf文档 firebird 5 quickstartguide

    Installing Firebird 10 The following sections show you how to test the server on each platform. Server check: Linux and other Unices Use the top command in a command shell to inspect the running processes interactively firebird, depending on the type of Linux system and your Firebird installation package. Server check: Windows, running as service Use Win + R , type services.msc followed by Enter or [ OK ], or click do so now by right-clicking on the Firebird entry (or the Guardian) and choosing Start. Server check: Windows, running as application If Firebird is up and running as an application, it is represented
    0 码力 | 49 页 | 396.21 KB | 1 年前
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  • pdf文档 firebird language reference 30 rus

    (FOREIGN KEY) .................................................................. 119 Ограничение CHECK .................................................................................... 121 Кто может представления ............................................................................. 145 WITH CHECK OPTIONS ....................................................................................... 145 ........................................................................................ 653 RDB$CHECK_CONSTRAINTS .....................................................................................
    0 码力 | 719 页 | 3.98 MB | 1 年前
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  • pdf文档 firebird 30 sprachreferenz

    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 638 RDB$CHECK_CONSTRAINTS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . von -32.768 bis 32.767. SMALLINT-Beispiele CREATE DOMAIN DFLAG AS SMALLINT DEFAULT 0 NOT NULL CHECK (VALUE=-1 OR VALUE=0 OR VALUE=1); CREATE DOMAIN RGB_VALUE AS SMALLINT; 3.1.2. INTEGER Der Datentyp Casting in eine Domäne werden alle dafür deklarierten Constraints berücksichtigt, d. h. NOT NULL- oder CHECK-Constraints. Wenn der Wert die Prüfung nicht besteht, schlägt die Umwandlung fehl. Wenn zusätzlich
    0 码力 | 701 页 | 3.12 MB | 1 年前
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  • pdf文档 Firebird 1.5 ErrorCodes

    (RDB$REF_CONSTRAINTS). -293 335544535 check_cnstrnt_update Cannot update constraints (RDB$CHECK_CONSTRAINTS). -294 335544536 check_cnstrnt_del Cannot delete CHECK constraint entry (RDB$CHECK_CONSTRAINTS) -295 335544545 invld_cnstrnt_type Internal gds software consistency check (invalid RDB$CONSTRAINT_TYPE) -297 335544558 check_constraint Operation violates CHECK constraint on view or table -313 335544669 index used by an Integrity Constraint -616 335544541 check_trig_del Cannot delete trigger used by a Firebird 1.5 Error Codes Updated 04/30/04 p. 9 CHECK Constraint -616 335544543 cnstrnt_fld_del Cannot
    0 码力 | 26 页 | 85.09 KB | 1 年前
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  • pdf文档 Firebird 2.0 ErrorCodes

    (RDB$REF_CONSTRAINTS). -293 335544535 check_cnstrnt_update Cannot update constraints (RDB$CHECK_CONSTRAINTS). -294 335544536 check_cnstrnt_del Cannot delete CHECK constraint entry (RDB$CHECK_CONSTRAINTS) -295 335544545 invld_cnstrnt_type Internal gds software consistency check (invalid RDB$CONSTRAINT_TYPE) -297 335544558 check_constraint Operation violates CHECK constraint %s on view or table %s -313 335544669 dsql_count_mismatch integ_index_mod Cannot modify index used by an Integrity Constraint -616 335544541 check_trig_del Cannot delete trigger used by a CHECK Constraint -616 335544543 cnstrnt_fld_del Cannot delete column being used
    0 码力 | 26 页 | 157.59 KB | 1 年前
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