Firebird 2.5 Language Referencemetadata for databases, was “good enough” for several years: the data definition language (DDL) of a DBMS is stable and grows slowly in comparison to the data manipulation language (DML) employed for queries IBSurgeon (ibase.ru) (Russia) Technical support and developer of administrator tools for the Firebird DBMS. Sponsors of the Translation Project Syntess Software BV (Netherlands) Mitaro Business Solutions integer; when read, the integer is converted back. The method of storing fixed-point data in the DBMS depends on several factors: declared precision, database dialect, declaration type. Table 2. Method0 码力 | 521 页 | 2.30 MB | 1 年前3
firebird 30 sprachreferenzIBSurgeon (ibase.ru) (Russland) Technischer Support und Entwickler administrativer Tools für das Firebird DBMS. 1.4. Beitragen Es gibt verschiedene Möglichkeiten, wie Sie zur Dokumentation von Firebird oder beim Lesen wird die ganze Zahl zurückkonvertiert. Die Methode zum Speichern von Festkommadaten im DBMS hängt von mehreren Faktoren ab: Deklarierte Genauigkeit, Datenbankdialekt, Deklarationstyp. Tabelle scale. Standardmäßig auf 0. Speicherbeispiele Zusätzlich zu der obigen Erläuterung speichert das DBMS "NUMERISCHE" Daten gemäß der deklarierten Präzision und Skala. Einige weitere Beispiele sind: NUMERIC(4)0 码力 | 701 页 | 3.12 MB | 1 年前3
firebird 40 language referenceIBSurgeon (ibase.ru) (Russia) Technical support and developer of administrator tools for the Firebird DBMS. 1.5. Contributing There are several ways you can contribute to the documentation of Firebird, or not use arrays. The support of arrays in the Firebird DBMS is a departure from the traditional relational model. Supporting arrays in the DBMS could make it easier to solve some data-processing tasks The operands for BETWEEN predicate are two arguments of compatible data types. Unlike in some other DBMS, the BETWEEN predicate in Firebird is not symmetrical — if the lower value is not the first argument0 码力 | 778 页 | 3.43 MB | 1 年前3
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