Location of Oracle parameter files, control files, data files, log files, and query methods

parameter file: all parameter files are usually under $ORACLE _home/dbs

Sqlplus query statement: show parameter spfile;

Network connection files: $ORACLE the _home/dbs/network/admin directory

Control file: SELECT * from V$controlfile;

Data files: typically recorded in oracledata/instances

Select file_name from Dba_data_files;

Log files: typically recorded in oracledata/instances

SELECT * from V$logfile;

Location of Oracle parameter files, control files, data files, log files, and query methods