1-es leülhet! :)
'SELECT value FROM v$nls_parameters WHERE parameter='NLS_CHARACTERSET''
PHP Parse error:  syntax error, unexpected T_STRING
'SELECT value FROM v$nls_parameters WHERE parameter="NLS_CHARACTERSET"'
NLS_CHARACTERSET = ""
'SELECT value FROM v$nls_parameters WHERE parameter=NLS_CHARACTERSET'
NLS_CHARACTERSET = ""