The “dolt blame” command is a feature provided by Dolt, a version-controlled database system that builds upon Git’s principles. The “dolt blame” command allows you to retrieve commit information for each row of a Dolt table, providing insights into the history of changes made to individual rows.
When you execute the “dolt blame” command, you specify a table in your Dolt database. The command then displays a line-by-line breakdown of the table, indicating the commit that last modified each row. This information helps you understand the evolution of the data in the table by associating each row with the corresponding commit that introduced the change.
The output of the “dolt blame” command typically includes the commit hash, author, date, and commit message associated with each row of the table. This allows you to trace back the history of changes, identify who made specific modifications, and gain insights into the reasons behind those changes.
The “dolt blame” command is particularly useful in scenarios where you want to investigate the origin of changes in a table, track down the source of errors or inconsistencies, or understand the context behind certain data modifications.
It’s important to note that the “dolt blame” command is akin to Git’s “blame” or “annotate” command for source code. However, instead of tracking changes in code lines, “dolt blame” provides a similar functionality for database tables, allowing you to analyze and explore data modifications over time.
Please note that the specifics of the “dolt blame” command, such as available options or output format, may vary depending on the version of Dolt you are using. For detailed and up-to-date information, it is recommended to refer to the official Dolt documentation or use the “–help” flag alongside the command to access the command-specific help information.
dolt blame Command Examples
1. Display the latest commit for each row of a table:
# dolt blame table
2. Display the latest commits for each row of a table when the specified commit was made:
# dolt blame commit table
3. View help:
# dolt blame --help