sync-diff-inspector is a tool for comparing two database's data.
Usage of diff:
-V, --version print version of sync_diff_inspector
-L, --log-level string log level: debug, info, warn, error, fatal (default "info")
-C, --config string Config file
-T, --template string <dm|norm> export a template config file in the current directory
--dm-addr string the address of DM
--dm-task string identifier of dm task
--check-thread-count int how many goroutines are created to check data (default 4)
--export-fix-sql set true if want to compare rows or set to false will only compare checksum (default true)
For more details you can read the config.toml, config_sharding.toml and config_dm.toml.