Oracle DBA SQL Scripts and Database Commands

calendar Nov 23, 2023 / · 4 min read · scripts sql  ·
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Oracle SQL Scripts and Database Commands 23c 21c 19c 18c 12c 11g 10g 9i 8i

We are in the process of building a list of simple scripts used every day by DBA and others. If you have your own scripts you reuse in a text file on you workstation please send it to us.

To look at other scripts see the Oracle Scripts Tag

Thanks for coming by!!

Security Grants

1grant select on PERSON_TABLE to public with grant option;
2
3select * from dba_tab_privs where TABLE_NAME = 'PERSON_TABLE';
4
5select * from dba_role_privs where granted_role = 'PORTMAN_TABLE';

Resizing A Data File

1alter database datafile '/u04/oradata/wpk/temp01.dbf' resize 500m;

Show All Product Information

1select * from product_component_version;

Show Row Counts For All Tables That Have ANALYZE On

1select owner table_name, num_rows from dba_tables where num_rows > 0;

Select All Users Active In The System

1select sid, serial#,user#, Username, machine, program, server, status, command, type from v$session order by username;

Show What A Current User Is Doing

1select sid, serial#, status, server from v$session where username = 'BROWNBH';

Create Count For All Tables

1select 'Select count(*) from ' ||owner|| '.' ||table_name|| ';' from dba_all_tables order by owner, table_name;

Show All Indexes

1select owner, index_name, table_type, tablespace_name from dba_indexes where  owner <>'SYSTEM' and owner <> 'DBSNMP' and owner <> 'ORDSYS' and owner <> 'OUTLN' and owner <> 'SYS' and owner <> 'SYSTEM' order by owner, index_name, tablespace_name;

Show All Tables

1select owner, table_name, table_type, tablespace_name from dba_all_tables where owner <>'SYSTEM' and owner <> 'DBSNMP' and owner <> 'ORDSYS' and owner <> 'OUTLN' and owner <> 'SYS' and owner <> 'SYSTEM' order by owner, table_name, tablespace_name;

Show Space Used

1select Tablespace_Name, /*Tablespace name*/ Owner, /*Owner of the segment*/ Segment_Name, /*Name of the segment*/ Segment_Type, /*Type of segment (ex. TABLE, INDEX)*/ Extents, /*Number of extents in the segment*/ Blocks, /*Number of db blocks in the segment*/ Bytes /*Number of bytes in the segment*/ from DBA_SEGMENTS where owner <>'SYSTEM' and owner <> 'DBSNMP' and owner <> 'ORDSYS' and owner <> 'OUTLN' and owner <> 'SYS' and owner <> 'SYSTEM';

Sum Space By Owner

1select owner, sum(blocks) Totalblocks, sum(bytes)TotalBytes from DBA_SEGMENTS group by owner;

Sum Space by Tablespace

1select tablespace_name, sum(blocks) Totalblocks, sum(bytes)TotalBytes from DBA_SEGMENTS  group by tablespace_name;

Show Reads And Writes By File Name In Oracle DB

1select v$datafile.name "File Name", v$filestat.phyrds "Reads", v$filestat.phywrts "Writes" from v$filestat,v$datafile where v$filestat.file# = v$datafile.file#;

Show Versions Of Software

1select * from V$VERSION;

Identify Segments That Are Getting Close To Their Max-Extent Values

1select owner,tablespace_name,segment_name,bytes,extents,max_extents from dba_segments where extents*2 > max_extents;

Identifies Segments That Are Getting Close To Running Out Of Contiguous Free Space

1select owner, s.tablespace_name, segment_name, s.bytes, next_extent, max(f.bytes) largest from dba_segments s, dba_free_space f where s.tablespace_name = f.tablespace_name(+) group by owner, s.tablespace_name, segment_name, s.bytes, next_extent having next_extent*2 >max(f.bytes);

Displays Archived Redo Log Information

1select * from v$database;

Display Count Historical Archived Log Information From The Control File

1select count(*) from v$archived_log;
2
3select min(completion_time) from v$archived_log;

Shows Current Archive Destinations

1select * from v$archive_dest;

Backups Of Archived Logs

1select count(*) from v$backup_redolog;

Display All Online Redo Log Groups For The database

1select * from v$log;

Show All Datafiles For Tablespace And Oracle Stuff

1select * from dba_data_files order by tablespace_name, file_name;

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