Online YAML to SQL Converter

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Advance options(Optional) options will be loaded after file/text is provided
NOTE - you can change the column names below by overwriting the Field Name value.

What is YAML?

YAML stands for "YAML Ain't Markup Language" or sometimes "Yet Another Markup Language." It is a human-readable data serialization format. YAML is often used for configuration files and data exchange between languages with different data structures. It uses indentation to represent the structure of data and does not rely on tags or braces. YAML files typically have the ".yaml" or ".yml" file extension. The MIME type for YAML is not officially registered, but it is commonly recognized as "application/x-yaml."

YAML Example:

  name: John Doe
  age: 30
  occupation: Engineer
    phone: "+123 456 7890"
    address: xyz 123 abc
    city: Anytown
    country: XYZ

Advantages of Using YAML:

Human-Readable: YAML is designed to be easy for humans to read and write, with a clean and simple syntax.
No Complex Symbols: YAML uses indentation instead of complex symbols like braces or brackets, making it more straightforward.
Data Serialization: YAML is suitable for serializing complex data structures in a readable and concise format.
Language Agnostic: YAML is independent of programming languages, making it versatile for configuration files and data exchange.

Read More:

Explore more about YAML on Wikipedia.

What is SQL?

SQL stands for "Structured Query Language." It is a domain-specific language used for managing and manipulating relational databases. SQL provides a standardized way to interact with databases, enabling users to create, retrieve, update, and delete data. It is widely employed for tasks such as database design, data querying, and data manipulation. SQL is not limited to a specific database system and is supported by various database management systems (DBMS) like MySQL, PostgreSQL, Oracle, and Microsoft SQL Server. Common SQL operations include SELECT (querying data), INSERT (adding new data), UPDATE (modifying existing data), and DELETE (removing data).

SQL Example:

-- Selecting data from a table
SELECT FirstName, LastName FROM Employees WHERE Department = 'IT';

-- Inserting new data
INSERT INTO Customers (CustomerID, CustomerName, Email) VALUES (1, 'ABC Company', '');

-- Updating existing data
UPDATE Products SET Price = 29.99 WHERE ProductID = 101;

-- Deleting data
DELETE FROM Orders WHERE OrderID = 500;

Advantages of Using SQL:

Declarative Language: SQL is a declarative language, meaning users specify the result they want, and the database management system determines the best way to retrieve it.
Scalability: SQL databases can handle large amounts of data and scale well with the growth of data and users.
Data Integrity: SQL supports constraints and relationships, ensuring the integrity of data stored in the database.
Interoperability: SQL is supported by a wide range of database systems, promoting interoperability across different platforms.

Read More:

Explore more about SQL on Wikipedia.

How to Convert YAML to SQL?

Step 1: Enter Text or Upload File

Start by providing your YAML data. You can either type it in or upload an YAML file. Ensure that the input adheres to the required YAML format for accurate conversion.

Step 2: Choose Input/Output Options

You can choose input or output options to customize the conversion process based on your preferences, such as selecting specific fields or formatting options.

Step 3: Click the "Convert" Button

Once your YAML data is entered, click the "Convert" button. This triggers the system to process the YAML information and convert it into SQL format while maintaining the structure and integrity of the data.

Step 4: Copy Result Data or Download SQL Script

After the conversion is complete, you have options. Copy the result to use immediately, or click "Download" to save the SQL script on your device. This enables easy access and execution of the SQL commands to create the database table and insert the converted data.

Generated SQL Script:

CREATE TABLE YourTableName (
    ID VARCHAR(50),
    Company VARCHAR(255),
    Name VARCHAR(255),
    Email VARCHAR(255)

INSERT INTO YourTableName (ID, Company, Name, Email)
  ('72c9512b-9ca3-4a16-85a0-fa0a75658501', 'Kutch Lubowitz and Ziemann', 'Earl', ''),
  ('dd3132dd-99b0-4ca3-af7d-49ebad24b12a', 'Davis Group', 'Johnny', ''),
  ('d64f221b-e72a-4b24-b2b1-8adf0ecf8730', 'Medhurst Mertz and Howell', 'Orrin', '');
-- Add more INSERT statements for additional rows


1. What is YAML to SQL conversion?

The YAML to SQL conversion feature allows users to seamlessly convert YAML data into SQL format. This conversion facilitates data interchange and analysis across different database systems that support SQL.

2. What are the input options for YAML data?

ConversionTab offers users two convenient ways to input their YAML data:

  • Text Tab: Users can manually enter YAML data as a valid string in this tab.
  • File Tab: Users can upload their YAML file through the 'Drop/Browse File' feature, making it easy to work with existing data.

3. What happens after entering YAML data?

Upon entering YAML data, users are directed to the 'Output Options' section, where they can convert the YAML to SQL by clicking on "Convert" to get the output.

4. How do I handle invalid YAML data?

If the YAML data is invalid, the converter will provide an error message. It's crucial to ensure that your YAML data is valid before attempting conversion to SQL.

5. How do I format the YAML before conversion?

ConversionTab offers a 'Format' button that allows you to format your pasted YAML data before initiating the conversion process.

6. Can I customize the "Field Name" during the YAML to SQL conversion for the insert operation?

You can easily modify the field names to your preference for the insert operation. Overwrite the default field names with your desired values.

7. How does the "Key" column work, and how can I specify primary or composite keys?

The "Key" column allows you to define primary or composite keys for your SQL table. By ticking the "Key" checkbox next to a column, you designate it as a primary key. If you select the "Key" checkbox for multiple columns, you create a composite key.

8. How do I decide which columns to "Include" in the SQL table for the insert, select, and delete operations?

Similar to the insert operation, you can control which columns are included in the SQL table for select, delete, and insert queries by ticking or unticking the "Include" checkbox next to each column.

9. How does the "Trim" option work for select, delete, and insert queries, and when should I use it?

Enabling the "Trim" option automatically trims leading and trailing whitespace from text-based columns in the WHERE clauses of select and delete queries and also in the data being inserted for the insert operation. This helps maintain data cleanliness in your SQL queries.

10. How does the "Use NULL for Empty Field" option work for select, delete, and insert queries?

The "Use NULL for Empty Field" option is applied to select, delete, and insert queries as well. It ensures that empty or null values in the YAML are correctly represented as NULL in the WHERE clauses of your SQL queries and in the data being inserted, following SQL conventions.

11. Can I modify the "Data Type" and "Max Size" for columns in select, delete, and insert queries?

The "Data Type" and "Max Size" for columns in select, delete, and insert queries are automatically detected based on the YAML data. Users cannot modify these settings as they are determined by the data in the YAML file.

12. How do I obtain the SQL output?

Once the conversion settings are configured, users can initiate the conversion process by clicking the 'Convert' button. The resulting SQL data is displayed in a textarea, providing users with two options:

  • Copy: Users can copy the generated SQL data for use elsewhere.
  • Download: Users can download the SQL file, with the option to specify a custom file name if desired.

This flexibility ensures that users can choose the most suitable method for accessing their converted data.

13. What does the "Example" feature offer?

The "Example" feature provides users with a sample YAML dataset, accessible via the "Example" button. This feature aids in understanding the conversion process by demonstrating how YAML data should be structured for optimal conversion results.

14. What functionality does the "Reset" button provide?

The "Reset" button allows users to clear input data, providing a clean slate for new conversions or adjustments. This feature ensures a smooth user experience by facilitating quick data resets.