The 42P10 invalid_column_reference error code in PostgreSQL occurs when there is an issue with how columns are referenced in a query. This can happen in a variety of contexts, such as with window functions, subqueries, or when using the GROUP BY clause. Below are several examples of how this error might occur and how to …
The 42P05 duplicate_prepared_statement error code in PostgreSQL occurs when you attempt to create a prepared statement with a name that already exists in the current session. This can happen if you inadvertently create the same prepared statement multiple times without deallocating the previous one first. Here are several examples of how this error might occur …
The 42P02 undefined_parameter error code in PostgreSQL indicates that there is a reference to an undefined parameter in a SQL statement. This error is commonly encountered in prepared statements or functions where you expect a parameter to be defined, but it is not. Here are several examples of how this error might occur and ways …
The 42P22 indeterminate_collation error in PostgreSQL indicates that there is an issue with collation, which refers to a set of rules for comparing characters in a character set. This error typically arises when you’re working with text data that has conflicting or unspecified collation settings. Here are several examples of how this error might occur …
The 57P02 crash_shutdown error in PostgreSQL indicates that the server process has encountered a crash and is in the process of shutting down. This is a serious error that typically occurs due to an internal system error or a resource-related issue that forces the PostgreSQL server to abort to protect the integrity of the data. …
The 55000 object_not_in_prerequisite_state error in PostgreSQL indicates that an operation has been attempted on an object that is not in the appropriate state for the requested action. This error can occur in various scenarios, such as trying to modify an object that is currently being used by another session or attempting an action that is …
The 53000 insufficient_resources error in PostgreSQL indicates that a query or transaction has failed because the system ran out of some kind of resource. This error is commonly associated with running out of memory or disk space. To diagnose and fix this error, consider the following steps: If you find that disk space is low, …
The 42P11 invalid_cursor_definition error in PostgreSQL occurs when you try to declare a cursor for a query that cannot be used as a cursor. This typically involves issues with the query’s structure or context. To diagnose and fix this error, consider the following steps and examples: By following these guidelines and reviewing your SQL code …
The 42P08 ambiguous_parameter error in PostgreSQL indicates that there is an ambiguous reference to a parameter in a SQL statement. This error can arise when using prepared statements or functions with parameters, and PostgreSQL cannot resolve which parameter is being referenced due to names being reused or due to a lack of explicit type casts. …
The 54011 too_many_columns error in PostgreSQL occurs when a table is defined with or is being altered to have more columns than PostgreSQL allows. The exact limit can depend on the version of PostgreSQL you are using, but traditionally, the limit has been around 1600 columns per table. To diagnose and fix this error, you …