WT-17994 Rework fragile iteration state logic in __clayered_iterate_constituents()

• 
• Open

WT-18717 Layered cursor iteration assumes only the ingest cursor can be prepare-blocked, which prepared updates on the stable table violate

• 
• In Code Review

WT-17990 TSan data race on txn_global.last_ckpt_timestamp between checkpoint and sweep server

• 
• Closed

WT-17994 Rework fragile iteration state logic in __clayered_iterate_constituents()

• 
• Open