Common SQL Errors and How to Fix Them
Browse all documented SQL errors with detailed explanations, root causes, and step-by-step fixes.
Error in SQL syntax near 'FROM'. Expecting SELECT or VALUES clause.
This error occurs when SQL interpreter encounters a syntax error in the query, specifically when trying to execute a que…
Invalid column reference in the ORDER BY clause near 'id, name'
This error occurs when the database is unable to parse the SQL syntax, specifically in this case, when the ORDER BY clau…
ORA-00904: 'column_name' is not a valid identifier
This error occurs when the SQL parser is unable to identify a column name in the query. This is often due to a typo or i…
Cannot execute query: Cannot convert string '2022-01-01 12:00:00' to datetime. P
This error occurs when the SQL database encounters an invalid or incompatible date/time value while executing a query. T…
SQL syntax; check the manual that corresponds to your MySQL server version for t
This error occurs when the SQL syntax is incorrect or does not match the expected format. It can be caused by missing or…
ORA-04063: view 'HR.EMPLOYEES_V' has a RECURSIVE WITH reference to itself, but n
This error occurs when a view or a query attempts to reference itself in a recursive WITH clause, which is not allowed i…
ERROR 1217 (42000): Cannot delete or update a parent row: a foreign key constrai
This error occurs when trying to delete or update a row in a table that has a foreign key constraint referencing another…
Cannot execute query: Cannot load data for table 'employees' into an empty resul
This error occurs when trying to execute a query that uses the 'LOAD DATA' or 'INSERT INTO ... SELECT' statement on a ta…
Cannot insert explicit value for identity column in table 'orders' when IDENTITY
This error occurs when a developer tries to insert an explicit value into an identity column, which is not allowed when …
Error parsing the window function 'ROW_NUMBER()' in the subquery: 'SELECT * FROM
This error occurs when the SQL parser is unable to correctly interpret the syntax of a query, often due to a misplacemen…
SQL syntax error near 'SELECT' at or around 'FROM' position
This error means that the SQL statement contains a syntax error, specifically around the 'FROM' keyword. This can be due…
Near keyword 'FROM', expected 'FROM', 'JOIN', 'LATERAL', 'CROSS APPLY', 'INNER J
This error occurs when SQL expects a specific keyword or operator but encounters a different one instead. In this case, …
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