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IBM i Fundamentals

An ordered path through the foundational IBM i concepts every beginner and working developer benefits from knowing.

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Showing 8 of 288 lessons

273What is Journaling on IBM i?Log in to accessWhat journaling is: an ongoing record of changes to a journaled table, independent of the table's own current contents.
274Journal Receivers ExplainedLog in to accessWhat a journal receiver is, how it relates to a journal, and why receivers must be managed over time as they grow.
275Starting Journaling with STRJRNPFLog in to accessThe basic steps involved in starting journaling for a physical file: creating a receiver, a journal, and running STRJRNPF.
276Viewing Journal Entries BasicsLog in to accessWhat a journal entry contains and how to view journal entries for a table using DSPJRN, at a basic level.
277Commitment Control OverviewLog in to accessWhat commitment control is: grouping related changes into a single transaction that succeeds or fails together, and why it depends on journaling.
278STRCMTCTL, COMMIT, and ROLLBACK BasicsLog in to accessUsing STRCMTCTL, COMMIT, and ROLLBACK to group a set of changes into a transaction that succeeds or fails as a whole.
279Journaling for Recovery and AuditingLog in to accessHow journaling supports recovery, restoring a correct state after a failure, and auditing, tracking what changed and by whom, as related but distinct goals.
280Common Journaling and Commitment Control MistakesLog in to accessThe most common mistakes developers make when first working with journaling and commitment control, drawn from across this batch.