The 2200B error code in PostgreSQL is specifically related to an escape character conflict. This error occurs when an escape string (E’…’) contains an invalid escape sequence. Here’s how to diagnose and fix this error: Examples Here are some examples of how you might encounter the 2200B error code and what you could do to …
The 22000 error code in PostgreSQL is a general code for data exceptions. This error indicates that there is some issue with the data being processed in your query. To diagnose and fix this error, you would typically need to look at the specific context in which the error occurred, as there are many different …
The 22010 error code in PostgreSQL, labeled as invalid_indicator_parameter_value, indicates that an invalid value has been used in a context where an indicator parameter is expected. An indicator parameter is often used in the context of handling NULL values in certain database interfaces, such as ODBC or JDBC, where a separate “indicator” variable is used …
The 22007 error code in PostgreSQL, known as invalid_datetime_format, occurs when a date, time, or timestamp value does not conform to the expected format. This can happen when you try to insert or update a column with a string that PostgreSQL cannot interpret as a valid date or time. To diagnose and fix an invalid_datetime_format …
The 22016 error code in PostgreSQL, described as invalid_argument_for_nth_value_function, occurs when an invalid argument or incorrect number of arguments is passed to the NTH_VALUE() window function, which is used to return the value of the specified expression from the N-th row of the window frame. To diagnose and fix an invalid_argument_for_nth_value_function error, you should: Here …
The 22005 error code in PostgreSQL, labeled as error_in_assignment, typically arises during an assignment when a query attempts to store a result into a variable or column, and the result cannot be cast to the expected data type, often due to a NULL or inappropriate value. To diagnose and fix an error_in_assignment error, you should: …
The 21000 error code in PostgreSQL, known as cardinality_violation, occurs when a query returns a different number of rows than expected in a situation where only a single row is permitted. This can happen in various scenarios, such as when a subquery used as an expression returns more than one row, or when a UNION …
The ‘PostgreSQL out of memory’ error is a common issue that database administrators encounter when using PostgreSQL. This error indicates that the PostgreSQL service is unable to allocate the necessary amount of memory to execute a query or transaction. The reasons for this can vary from inefficient query design, insufficient system resources, to unexpected surges …
Managing read replicas in Aurora PostgreSQL involves understanding how replication lag can impact your database’s performance and determining the steps you should take if your replicas start falling behind. If you’re working with Amazon Aurora PostgreSQL and notice that your read replicas are lagging, it’s essential to take immediate action to ensure your database cluster …
When managing a database on Amazon Aurora with PostgreSQL compatibility, encountering a ‘disk full’ error can be a perplexing experience, especially if monitoring tools suggest there is available space. Such discrepancies often stem from misunderstandings about how storage is utilised and monitored within Aurora PostgreSQL environments. The ‘disk full’ error might appear if temporary files …