15 results found
Python Error: pg_config executable not found. pg_config is required to build psycopg2 from source. Please add the directory containing pg_config to the $PATH
How to compare date without time with now() in PostgreSQL? It's only wrong when compare date and current date are the same.
An exception throw ERROR: column "m.displayname" must appear in the GROUP BY clause or be used in an aggregate function in PostgreSQL.
I get an exception throw System.InvalidOperationException: Sequence contains more than one element in Asp.Net Core 3.1 when try to get data from database.
I get an exception throw 42702: column reference "id" is ambiguous in Asp.Net Core when using PostgreSQL database to select data from a single table
I get an exception throw System.InvalidOperationException: Connection property has not been initialized in Asp.net Core when I trying to get data from the database
System.InvalidOperationException: No row is available, it throws when trying to get an object in C# and PostgreSql
Npgsql.NpgsqlException (0x80004005): Exception while reading from stream ---> System.IO.IOException: Unable to read data from the transport connection: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond.
Npgsql.NpgsqlException (0x80004005): The connection pool has been exhausted, either raise MaxPoolSize (currently 100) or Timeout (currently 15 seconds) in Asp.Net Core
PostgreSQL: A command is already in progress in Asp.Net Core when push many user access at the same time
Help to best solution: How to get the total of the current connection in PostgreSQL? I need to make a service warning when it's full.
ERROR: OFFSET must not be negative in SELECT command PostgreSQL. I want to make paging in postgreSql but it does not work for me.
How to update top N records for a table in PostgreSQL? UPDATE command only filter and update base on WHERE command. it does not allow TOP command
PostgreSQL Error: Terminating connection due to administrator command when executing an insert command
ERROR: for SELECT DISTINCT, ORDER BY expressions must appear in the select list in Postgre SQL when distinct in select query.