Choose plpgsql variable names wisely
Pavel Stehule recently wrote the post “Don’t use SQL keywords as PLpgSQL variable names” describing the situation when internal stored routine variable names match PostgreSQL keywords. But the problem is not only in keywords but also for plpgsql variable names. Consider: Output: OK, at least we have no hidden error like in Pavel’s case. Let’s […]
Keyword mess
I once received a mail with question: Can you tell me why I can’t select the column `references`? Well, the quick answer will be: because REFERENCES is a keyword you should use double quotes around it, e.g. =# select references from v_table_relation; But why do you sometimes need to explicitly quote identifiers and sometimes […]
Building PostgreSQL with MSYS2 and MinGW under Windows
Preface There are several ways of building PostgreSQL under Windows. Official manual stands using Visual Studio is the simplest one, wiki describes how to use mingw and mingw-w64. As for me, using new MSYS2 building platform for Windows is a bless. With its help not only PostgreSQL sources are built smoothly, but even extensions are […]