Data Access

When migrating multi-company, multi-year or otherwise multi-instance ISAM data layouts to isCOBOL DatabaseBridge (easydb), it is common for customers to maintain multiple directories containing identical file structures, for example: /C01/data... Read More

One of the key runtime properties used to connect to an RDBMS from isCOBOL is the iscobol.jdbc.url . It is usually included in a text formatted properties file. For example, the following properties would be included to connect to an Oracle DB. ... Read More

This error means that you're using c-tree formatted data files (you have this setting in your configuration file): iscobol.file.index=ctree2 And the c-tree Server is not running.  Resolve this by starting your c-tree server process. Read More

You can create a simple or complex type definition that can be consistently and easily reused with other variables without having to copy and paste the contents of the original one. This is done using the TYPEDEF clause in the data description.  ... Read More

Yes, you can. Remember to run the setup as Administrator and run C:\Windows\SysWOW64\odbcad32.exe to configure the 32-bit DSN. Read More

Sometimes when a user accesses a file migrated from Acucobol or RM/COBOL to either Jisam or c-tree file systems, the order of the alternate keys can change from the previous COBOL dialect used. In these cases or even when we created a brand new file... Read More

isCOBOL's ESQL engine supports the CALL statement, making calling a stored procedure from isCOBOL easy. Here's an example of a call to a procedure with parameters and their types specified, returning a status: exec sql call proc1(... Read More

The table below shows the compatibility between isCOBOL and other COBOLs with regards to sequential, relative and indexed files. A green background means full compatibility (no action required) A yellow background means that a data migration is... Read More

Question: Does isCOBOL provide a method to create an indexed file with a given structure and name, read a file by key and return the record value, and write records into a file? Answer: Yes, by using jutil, ctutil, and Gife utilities To... Read More

Question: Can we run a program in server 1 and update the data to database sitting on server 2? Answer: Yes! If you are accessing an RDBM you can use the iscobol.jdbc.url property to point to the data server. For instance, your url to connect... Read More