WebAug 27, 2015 · To define the data type mapping, an application must set FormatOptions.OwnMapRules to True and fill the MapRules collection. Each item in the collection is of the TFDMapRule class and represents a single mapping rule. In case of a result set column, each rule defines a transformation of a source data type, returned by … WebIn versions with Data Type Mapping support the correspondence between the DB data types and Delphi field types can be set manually. Here is the example with the numeric type in the following table of an InterBase or Firebird database: CREATE TABLE NUMERIC_TYPES ( ID INTEGER NOT NULL PRIMARY KEY, VALUE4 NUMERIC(5, 2), …
Firebird file types DataTypes.net
Web28 rows · MS SQL has different data types, depending on the version. The following … WebYou can select how different data types from original database will be mirrored into Interbase/Firebird data types. Application will recognize autoincremental fields and build for them appropriate triggers and generators if you will select 'Create Generators For AutoInc Fields'. To define autoincremental fields manually please use special dialog. northern district illinois trial bar
The Firebird Book : A Reference for Database Developers
WebMar 14, 2024 · This is not limited by tables and fields structures and types, but also include indexes, primary keys, AutoInc fields, Checks, Referral Integrity etc. and not to forget ability to select how to convert/map source database data types into native Interbase/Firebird data types (including all special cases such as boolean, string, blob and numeric ... WebThe RazorSQL alter table tool includes a Change Column Type option for changing the data types of columns on Firebird database tables. The change column type function allows the user to choose a new type, a … WebAug 13, 2024 · Firebird Data Types Mapping. Aug 13, 2024; XPO creates these column types when updating the Firebird database schema and expects them in existing databases. ... To create a column of a specific type in the database when updating the schema, decorate the property with DbTypeAttribute. If a column type cannot be … northern district illinois federal court