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SQL validator

SQL syntax

SQL, or Structured Query Language, is a specialized language for managing relational databases. It offers a standardized way to interact with and retrieve data efficiently. SQL enables users to define, query, update, and control data within relational database management systems (RDBMS).

SQL commands like SELECT, INSERT, UPDATE, and DELETE perform tasks such as querying, adding, modifying, and deleting records. Widely used in popular database systems like MySQL and PostgreSQL, SQL remains essential for database administrators, developers, and analysts dealing with structured datasets.

SQL is not necessarily straightforward, even for developers, as it significantly differs from programming languages (C++, Java, PHP, etc.). Even with a good grasp of SQL syntax, some problems can quickly become hair-pulling.

SQL query checker

A syntax error can quickly occur in the statements SELECT, INSERT, UPDATE, and DELETE. These errors typically arise when there is a violation of the language's rules or structure, making it essential to review and correct the code carefully to ensure adherence to the correct syntax.

Large and complex SQL queries pose a challenge when trying to locate syntax errors. This requires meticulous examination to identify and correct issues, which can quickly become tedious.

If the SQL validator detects a syntax error in your query, it will highlight the specific line, providing significant assistance, especially for large SQL queries. Common errors include forgetting to close parentheses, mistyping keywords, or omitting crucial terms.

Syntax checkers, like this tool, save a lot of time in finding SQL errors; at a glance, syntax errors are easily visualized. However, fixing them can be tricky if the query is poorly constructed (Functionally). Good luck! 😉

You can use this tool to validate SQL. It's convenient to correct SQL queries before execution. The earlier you fix them, the more time you save in practice.

This SQL checker tool concentrates on verifying MySQL syntax due to its popularity. While MySQL aligns with many databases in SQL syntax, variations exist with databases such as PostgreSQL, DB2, etc.

This tool utilizes the SQL parser library, a well-established library that has been part of phpMyAdmin since version 4.5!

API documentation

Please use this API sparingly.

POST /sql-syntax-tester

Return a list of syntax errors


Your SQL request


Success: 200


Error: 200

    "m": /* Error message */,
    "t": /* token in error */ ,
    "l":/* Line number */,
    "c": /* Column number */