The following limits apply to program source files:
| Source File Item | Number of Items or Size of Item | 
|---|---|
| Source lines | 999,999 | 
| Data and procedure-names | 64,000 | 
| Host variables | 8,000 or database system limit if lower | 
| Literal values | No limit | 
| Words in COPY pseudo-text | 65,000 | 
| BY clauses in a COPY REPLACING statement | 65,000 | 
| Actual fixed format line | 80 bytes | 
| Effective fixed format line | 72 bytes | 
| Free format line | 160 bytes |