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SQL Formatter Online
Format common SQL statements with line breaks and indentation for easier reading.
Apply lightweight formatting to common SQL keywords and clauses in the browser. Paste the input, make the change, then read the result before you copy it elsewhere.
This is a lightweight formatter, not a SQL parser.
Ready — choose your input and options.
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SQL Formatter: the job it actually does
Apply lightweight formatting to common SQL keywords and clauses in the browser.
Formatting can reveal structure; it can’t validate the query
Line breaks and indentation make clauses easier to scan, but they don’t know whether table names exist, permissions are valid or a dialect-specific function is supported.
This is a lightweight formatter, not a SQL parser.
make copied SQL easier to review
One straightforward use is to make copied SQL easier to review. Another is to prepare queries for documentation. The common thread is that the input already contains the information the tool needs.
Don’t ask SQL Formatter to do a different job
Run or validate SQL against the actual database engine when correctness matters.
FAQ
What does SQL Formatter actually do?
Apply lightweight formatting to common SQL keywords and clauses in the browser.
What limitation matters most?
Line breaks and indentation make clauses easier to scan, but they don’t know whether table names exist, permissions are valid or a dialect-specific function is supported. This is a lightweight formatter, not a SQL parser.
Does formatted or converted output prove the data is valid for my application?
No. SQL Formatter can perform the syntax or data operation described here, but your application can still impose its own schema, business rules, encoding or security requirements.
Related tools
After SQL Formatter, validate the output before feeding it into another transform. The data-format guide has broader context if you need it.