test: expand coverage for indexes, variant shredding, and core I/O - #509

test: expand coverage for indexes, variant shredding, and core I/O#509

SteNicholas merged 3 commits into

apache:mainapache/paimon-cpp:mainfrom

lxy-9602:add-ut-0.4lxy-9602/paimon-cpp-apache:add-ut-0.4Copy head branch name to clipboard