Calculator
What the SQL Query Builder does
SQL Query Builder: generates Status and Generated SQL from Table name, Columns (comma-separated, or *) and WHERE condition. Example: table name users, columns (comma-separated, or *) * and WHERE condition status = 'active' gives status Query built.
This generator reads Table name, Columns (comma-separated, or *), WHERE condition and ORDER BY column and produces Status and Generated SQL. Change any input and the output follows immediately.
Reading raw machine output is painful; a formatted view makes the structure obvious. That is usually what brings anyone cleaning up machine output here.
Everything happens inside this page. Nothing you type is sent to a server, and there is nothing for us to store.
Each field is explained further down, along with the method and a worked example that uses the default values.
What do the SQL Query Builder fields mean?
The SQL Query Builder uses 6 inputs. Because the form arrives filled, the first useful result costs you zero typing.
| Field | What to enter | Default |
|---|---|---|
| Table name | required | users |
| Columns (comma-separated, or *) | optional | * |
| WHERE condition | optional | status = 'active' |
| ORDER BY column | optional | created_at |
| Sort direction | choose from ASC or DESC | ASC |
| LIMIT (rows, optional) | accepts 0 or more | 10 |
How does the SQL Query Builder work?
Each output is derived from the inputs above in a single pass; there is no hidden state carried between runs, so the same inputs always give the same generated output.
Each field is verified before use; failures are reported explicitly rather than swallowed.
Worked example
These are the values the SQL Query Builder loads by default, and the result it produces from them. Open the tool above and you will find precisely these figures already in place.
| Table name | users |
|---|---|
| Columns (comma-separated, or *) | * |
| WHERE condition | status = 'active' |
| ORDER BY column | created_at |
| Sort direction | ASC |
| LIMIT (rows, optional) | 10 |
| Status | Query built |
|---|---|
| Generated SQL | SELECT * FROM users WHERE status = 'active' ORDER BY created_at ASC LIMIT 10; |
How to use it
- Set Table name.
- Put Columns (comma-separated, or *).
- Key in WHERE condition.
- Fill in ORDER BY column.
- Pick a value for Sort direction: the options are ASC or DESC.
- Enter LIMIT (rows, optional) (0 or more).
- Skip the submit button; there is not one. Editing is enough.
- Check Status and Generated SQL on the right.
- Use Copy Link if you want the same setup again later, or Print for a paper copy.
What this tool does not do
- Processing happens in your browser, so very large inputs are bounded by available memory.
- Output follows the common convention for this format; a specific toolchain may have its own house style.
- Values outside the documented ranges are rejected rather than approximated.
- The result inherits any error in the inputs without flagging it.
Frequently asked questions
Only Table name, Columns (comma-separated, or *), WHERE condition, ORDER BY column, Sort direction and LIMIT (rows, optional). Each field is pre-filled with a sensible default, so the quickest approach is to replace the one number you actually care about.
LIMIT (rows, optional) accepts 0 or more. Go outside it and you get an error against that specific field instead of a misleading number.
With the values loaded when the page opens, status comes out as Query built. Nudge one field at a time to see which one the answer is most sensitive to.
No. Disconnect from the internet and it still works; that is the simplest proof there is no server call.
Free for any use, personal or commercial.
It is accurate to the method shown. Rounding only affects what is displayed, never what is computed.