Delphi uses FireDAC or uniDAC to connect to PostgreSQL
1. UniDAC connects to PostgreSQL: direct connection is possible
Two, FireDAC connects to PostgreSQL
Which expert can give pointers:
how to connect Pgsql12 with FDConnection?
Libpq.dll is missing under Exe path
See if your Libpq.dll distinguishes between x32 and x64:
This brother sent its installation package to the 20VIP group: psqlodbc_11_01_0000.zip
Find an odbc configuration program, after installation. The corresponding directories have x86 and x64 directories of libpq.
Just copy it over and put it in the search path:
