Ispirer Ispirer
 


Ispirer Home Page Ispirer SQLWays Product Page - Database Migration Request SQLWays

Ingres Data Types - NCHAR

Versions: Ingres 9.x and 10.0

MySQL - NCHAR
Syntax NCHAR[(n)]
Data Fixed-length character data, single-byte and multibyte character sets - UTF8
Parameters n is the maximum number of characters, optional
Range 1 ⇐ n ⇐ 16000
Default n is 1
Padding Right-padded with spaces to n
Storage Size n bytes
Standards ANSI SQL

Ingres NCHAR - Equivalents in Other Databases

Database Data Type and Conversion
Oracle NCHAR(n), 1 ⇐ n ⇐ 2000/charsize, Unicode - UTF-8 or UTF-16
SQL Server NCHAR(n), 1 ⇐ n ⇐ 4000, Unicode - UCS-2
IBM DB2 GRAPHIC(n), 1 ⇐ n ⇐ 127, double-byte
MySQL NCHAR(n), 0 ⇐ n ⇐ 255, Unicode - UTF8 and TEXT or VARCHAR(n), 1 ⇐ n ⇐ 65535/charsize
PostgreSQL CHAR(n), 1 ⇐ n ⇐ 1G
Sybase ASE NCHAR(n), 1 ⇐ n ⇐ pagesize (2K, 4K, 8K or 16K), Character set - database default
UNICHAR(n), 1 ⇐ n ⇐ pagesize, Unicode
Sybase ASA NCHAR(n), 1 ⇐ n ⇐ 8191, Unicode - UTF-8
Informix NCHAR(n), 1 ⇐ n ⇐ 32767, database character set
Teradata CHAR(n), 1 ⇐ n ⇐ 64000/charsize
HP Neoview NCHAR(n), 1 ⇐ n ⇐ (32708 - size of other columns), Unicode - UCS-2 or ISO88591 (Latin1)
Interbase/Firebird NCHAR(n), 1 ⇐ n ⇐ 32767, single-byte ISO8859_1 (Latin 1); CHAR(n), 1 ⇐ n ⇐ 32767, with CHARACTER SET UTF-8

Related Data Types in Ingres

Data Types
Fixed-length Character Data CHAR(n)
Variable-length Character Data VARCHAR(n) NVARCHAR(n)
Character Large Objects TEXT(n) LONG VARCHAR LONG NVARCHAR

All Data Types


Ispirer Home Page Ispirer SQLWays Product Page - Database Migration Request SQLWays

sqlways/ingres/data-types/nchar.txt · Last modified: May 07, 2018, 03:15:28 PM (external edit)
 
© 1999-2022, Ispirer Systems Ltd.
All Rights Reserved.  Privacy Statement