A SQL*Plus Limits
Table A-1 SQL*Plus Limits
| Item | Limit | 
|---|---|
| filename length | system dependent | 
| username length | 128 bytes | 
| substitution variable name length | 128 bytes | 
| substitution variable value length | 240 characters | 
| command-line length | 5000 characters | 
| LONG | 2,000,000,000 bytes | 
| LINESIZE | system dependent | 
| LONGCHUNKSIZE value | system dependent | 
| output line size | system dependent | 
| SQL or PL/SQL command- line size after variable substitution | 3,000 characters (internal only) | 
| number of characters in a COMPUTE command label | 500 characters | 
| number of lines per SQL command | 500 (assuming 80 characters per line) | 
| maximum PAGESIZE | 50,000 lines | 
| total row width | 32,767 characters | 
| maximum ARRAYSIZE | 5000 rows | 
| maximum number of nested scripts | 20 | 
| maximum page number | 99,999 | 
| maximum PL/SQL error message size | 2K | 
| maximum ACCEPT character string length | 240 Bytes | 
| maximum number of substitution variables | 2048 |