specify TNSNAMES for one program

Monday I wrote on tnsping.exe inconsistencies. Actually there is one good thing in having Oracle Client on Windows looking in the current directory first : you can set one tnsnames for a specific shortcut ! It is quite a viable alternative to .bat files with set TNS_ADMIN=path. Demo : First I create a small EXE […]

sqlnet.ora, sqlplus.exe and tnsping.exe inconsistencies

if you use tnsping.exe and sqlplus.exe, the way the sqlnet.ora and tnsnames.ora are located differs Let’s take the following setup C:\tmp>type dir1\sqlnet.ora NAMES.DEFAULT_DOMAIN = (EXAMPLE.COM) NAMES.DIRECTORY_PATH = (TNSNAMES) C:\tmp>type dir1\tnsnames.ora db.example.com=(DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=srv1.example.com)(PORT=1521))(CONNECT_DATA=(SID=db01))) db.example.org=(DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=srv1.example.org)(PORT=1521))(CONNECT_DATA=(SID=db01))) C:\tmp>type dir2\sqlnet.ora NAMES.DEFAULT_DOMAIN = (EXAMPLE.ORG) NAMES.DIRECTORY_PATH = (TNSNAMES) C:\tmp>type dir2\tnsnames.ora db.example.com=(DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=srv2.example.com)(PORT=1521))(CONNECT_DATA=(SID=db02))) db.example.org=(DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=srv2.example.org)(PORT=1521))(CONNECT_DATA=(SID=db02))) You set TNS_ADMIN to dir1 and your current directory is dir2. […]

unreadable output file in powershell

If you redirect a not-completly-string output (like a spfile) to a file in powershell, you may not see the same in the file as in the output without redirection PS C:\> Select-String “compatible” .\spfileDB01.ora spfileDB01.ora:13:*.compatible=’′ with redirection PS> Select-String “compatible” .\spfileDB01.ora > compatible.txt PS> vim -b .\compatible.txt ÿþ^M^@ ^@s^@p^@f^@i^@l^@e^@D^@B^@0^@0^@1^@.^@o^@r^@a^@:^@1^@3^@:^@*^@.^@c^@o^@m^@p^@a^@t^@i^@b^@l^@e^@=^@’^@1^@1^@.^@2^@.^@0^@.^@4^@.^@0^@’^@^M^@ ^@ With redirection and conversion to […]