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Informix Dynamic Server (IDS) Data Types - CLOB
Versions: Informix Dynamic Server 11.x, 10.x, 9.x and 7.x
| Infromix - CLOB | |
|---|---|
| Syntax | CLOB |
| Data | Variable-length character data (character large object), single-byte and multibyte character sets |
| Range | 4 terabyte (4*240 bytes) |
| Standards | Informix SQL Extension |
Example:
CREATE TABLE t_clob (c1 CLOB);
Informix CLOB - Equivalents in Other Databases
| Database | Data Type and Conversion |
|---|---|
| Oracle | CLOB, 4G; NCLOB, 4G, Unicode - UTF-8 or UTF-16 |
| SQL Server | VARCHAR(max) or TEXT, 2G |
| MySQL | LONGTEXT, 4G |
| PostgreSQL | TEXT, 1G |
| Sybase ASE | TEXT, 2G |
| HP Neoview | VARCHAR(n), 1 ⇐ n ⇐ (32708 - size of other columns) |
| Ingres | LONG VARCHAR, 2G; LONG NVARCHAR, 2G, Unicode - UTF-8 |
Related Data Types in Informix
| Data Types | |||
|---|---|---|---|
| Fixed-length Character Data | CHAR(n) | NCHAR(n) | |
| Variable-length Character Data | VARCHAR(n,r) | NVARCHAR(n,r) | LVARCHAR(n) |
| Character Large Objects | TEXT | ||
All Data Types