Oracle12_create_pdb_CREATE_FILE_DEST
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2024-02-03 23:57:34
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oracle12.1.0.2在创建pdb时增加了CREATE_FILE_DEST这个参数,也就是可以在创建pdb的时候指定omf管理文件的位置 pdb在创建时数据文件的管理和命名受以下参数影响 FILE_NAME_CONVERT CREATE_FILE_DEST DB_CREATE_FILE_DEST PDB_FILE_NAME_CONVERT SQL SELECT C
oracle12.1.0.2在创建pdb时增加了CREATE_FILE_DEST这个参数,也就是可以在创建pdb的时候指定omf管理文件的位置
pdb在创建时数据文件的管理和命名受以下参数影响
- FILE_NAME_CONVERT
- CREATE_FILE_DEST
- DB_CREATE_FILE_DEST
- PDB_FILE_NAME_CONVERT
SQL> SELECT CON_ID,DBID,NAME,OPEN_MODE FROM v$pdbs; CON_ID DBID NAME OPEN_MODE ---------- ---------- ------------------------------------------------------------ -------------------- 2 3576943994 PDB$SEED READ ONLY 3 3306636010 PDB MOUNTED 4 3034388805 PDB2 MOUNTED SQL> !ls -l /oradata/cdb total 2034208 -rw-r----- 1 oracle oinstall 17973248 Jul 24 13:16 control01.ctl -rw-r----- 1 oracle oinstall 17973248 Jul 24 13:16 control02.ctl drwxr-x--- 2 oracle oinstall 4096 Jul 24 12:37 pdb drwxr-x--- 2 oracle oinstall 4096 Jul 24 13:08 pdb2 drwxr-x--- 2 oracle oinstall 4096 Jul 24 12:29 pdbseed -rw-r----- 1 oracle oinstall 52429312 Jul 24 13:12 redo01.log -rw-r----- 1 oracle oinstall 52429312 Jul 24 13:15 redo02.log -rw-r----- 1 oracle oinstall 52429312 Jul 24 13:12 redo03.log -rw-r----- 1 oracle oinstall 671096832 Jul 24 13:13 sysaux01.dbf -rw-r----- 1 oracle oinstall 828383232 Jul 24 13:12 system01.dbf -rw-r----- 1 oracle oinstall 206577664 Jul 24 13:13 temp01.dbf -rw-r----- 1 oracle oinstall 225452032 Jul 24 13:12 undotbs01.dbf -rw-r----- 1 oracle oinstall 5251072 Jul 24 13:12 users01.dbf
从pdbseed创建pdb
SQL> !mkdir -p /oradata/cdb/pdb3 SQL> SHOW parameter db_create_file_dest NAME TYPE VALUE ------------------------------------ ---------------------- ------------------------------ db_create_file_dest string SQL> SQL> CREATE PLUGGABLE DATABASE pdb3 ADMIN USER pdb3adm IDENTIFIED BY pdb3 2 CREATE_FILE_DEST = '/oradata/cdb/pdb3' 3 ; Pluggable DATABASE created.
alert日志
CREATE PLUGGABLE DATABASE pdb3 ADMIN USER pdb3adm IDENTIFIED BY * CREATE_FILE_DEST = '/oradata/cdb/pdb3' Thu Jul 24 13:25:54 2014 Opatch XML is skipped for PDB PDB$SEED (conid=2) APEX_040200.WWV_FLOW_PAGE_PLUG_TEMPLATES (TEMPLATE) - CLOB populated **************************************************************** Pluggable Database PDB3 with pdb id - 5 is created as UNUSABLE. If any errors are encountered before the pdb is marked as NEW, then the pdb must be dropped **************************************************************** Database Characterset for PDB3 is AL32UTF8 Deleting old file#5 from file$ Deleting old file#7 from file$ Adding new file#14 to file$(old file#5) Adding new file#15 to file$(old file#7) Successfully created internal service pdb3 at open ALTER SYSTEM: Flushing buffer cache inst=0 container=5 local **************************************************************** Post plug operations are now complete. Pluggable database PDB3 with pdb id - 5 is now marked as NEW. **************************************************************** Completed: CREATE PLUGGABLE DATABASE pdb3 ADMIN USER pdb3adm IDENTIFIED BY * CREATE_FILE_DEST = '/oradata/cdb/pdb3'
SQL> SELECT FILE#,name,CON_ID FROM v$datafile; FILE# NAME CON_ID ---------- ---------------------------------------------------------------------------------------------------- ---------- 1 /oradata/cdb/system01.dbf 1 3 /oradata/cdb/sysaux01.dbf 1 4 /oradata/cdb/undotbs01.dbf 1 5 /oradata/cdb/pdbseed/system01.dbf 2 6 /oradata/cdb/users01.dbf 1 7 /oradata/cdb/pdbseed/sysaux01.dbf 2 8 /oradata/cdb/pdb/system01.dbf 3 9 /oradata/cdb/pdb/sysaux01.dbf 3 10 /oradata/cdb/pdb/pdb_users01.dbf 3 11 /oradata/cdb/pdb2/system01.dbf 4 12 /oradata/cdb/pdb2/sysaux01.dbf 4 13 /oradata/cdb/pdb2/pdb2_users01.dbf 4 14 /oradata/cdb/pdb3/CDB/FEEAB0813C6A07C4E0435C38A8C07619/datafile/o1_mf_system_9x1672m0_.dbf 5 15 /oradata/cdb/pdb3/CDB/FEEAB0813C6A07C4E0435C38A8C07619/datafile/o1_mf_sysaux_9x1672m9_.dbf 5 14 ROWS selected.
从文件里可以看出新创建的pdb使用了OMF特性管理,在12.1.0.1版本在创建pdb时让omf管理需要设置db_create_file_dest
SQL> SHOW pdbs CON_ID CON_NAME OPEN MODE RESTRICTED ---------- ------------------------------ ---------- ---------- 2 PDB$SEED READ ONLY NO SQL> SHOW parameter db_create_file_dest NAME TYPE VALUE ------------------------------------ ----------- ------------------------------ db_create_file_dest string /u02/app/oradata/ SQL> SHOW spparameter db_create_file_dest; SID NAME TYPE VALUE -------- ----------------------------- ----------- ---------------------------- * db_create_file_dest string /u02/app/oradata SQL> CREATE PLUGGABLE DATABASE PDB_T0 ADMIN USER t0 IDENTIFIED BY t0 roles=(DBA) STORAGE (MAXSIZE 2G MAX_SHARED_TEMP_SIZE 100M); Pluggable DATABASE created. SQL> ALTER SESSION SET db_create_file_dest='/u02/app/oradata/pdb1' ; SESSION altered. SQL> CREATE PLUGGABLE DATABASE PDB_T1 ADMIN USER t1 IDENTIFIED BY t1 roles=(DBA) STORAGE (MAXSIZE 2G MAX_SHARED_TEMP_SIZE 100M); Pluggable DATABASE created. SQL> SELECT con_id, file_name FROM cdb_data_files ORDER BY 1; CON_ID FILE_NAME ---------- ------------------------------------------------------------------------------------------------ 1 /u02/app/oradata/CDB/system01.dbf 1 /u02/app/oradata/CDB/sysaux01.dbf 1 /u02/app/oradata/CDB/undotbs01.dbf 1 /u02/app/oradata/CDB/users01.dbf 2 /u02/app/oradata/CDB/pdbseed/sysaux01.dbf 2 /u02/app/oradata/CDB/pdbseed/system01.dbf 3 /u02/app/oradata/CDB/ED1B30729CDD1F13E043960A0A0A08DF/datafile/o1_mf_system_9bclbjk1_.dbf 3 /u02/app/oradata/CDB/ED1B30729CDD1F13E043960A0A0A08DF/datafile/o1_mf_sysaux_9bclbjk0_.dbf 3 /u02/app/oradata/CDB/ED1B30729CDD1F13E043960A0A0A08DF/datafile/o1_mf_ts_pdb_0_9bcng0ml_.dbf 4 /u02/app/oradata/pdb1/CDB/ED1B30729CDE1F13E043960A0A0A08DF/datafile/o1_mf_system_9bclmsb2_.dbf 4 /u02/app/oradata/pdb1/CDB/ED1B30729CDE1F13E043960A0A0A08DF/datafile/o1_mf_sysaux_9bclms9g_.dbf 4 /u02/app/oradata/pdb1/CDB/ED1B30729CDE1F13E043960A0A0A08DF/datafile/o1_mf_ts_pdb_1_9bcn4moz_.dbf
SQL> !mkdir -p /oradata/cdb/pdb4 SQL> CREATE PLUGGABLE DATABASE pdb4 ADMIN USER pdb4adm IDENTIFIED BY pdb4 2 CREATE_FILE_DEST = '/oradata/cdb/pdb4' 3 FILE_NAME_CONVERT = ('/oradata/cdb/pdbseed/', 4 '/oradata/cdb/pdb4/') 5 ; Pluggable DATABASE created.
CREATE PLUGGABLE DATABASE pdb4 ADMIN USER pdb4adm IDENTIFIED BY * CREATE_FILE_DEST = '/oradata/cdb/pdb4' FILE_NAME_CONVERT = ('/oradata/cdb/pdbseed/', '/oradata/cdb/pdb4/') Thu Jul 24 13:29:16 2014 Opatch XML is skipped for PDB PDB$SEED (conid=2) APEX_040200.WWV_FLOW_PAGE_PLUG_TEMPLATES (TEMPLATE) - CLOB populated **************************************************************** Pluggable Database PDB4 with pdb id - 6 is created as UNUSABLE. If any errors are encountered before the pdb is marked as NEW, then the pdb must be dropped **************************************************************** Database Characterset for PDB4 is AL32UTF8 Deleting old file#5 from file$ Deleting old file#7 from file$ Adding new file#16 to file$(old file#5) Adding new file#17 to file$(old file#7) Successfully created internal service pdb4 at open ALTER SYSTEM: Flushing buffer cache inst=0 container=6 local **************************************************************** Post plug operations are now complete. Pluggable database PDB4 with pdb id - 6 is now marked as NEW. **************************************************************** Completed: CREATE PLUGGABLE DATABASE pdb4 ADMIN USER pdb4adm IDENTIFIED BY * CREATE_FILE_DEST = '/oradata/cdb/pdb4' FILE_NAME_CONVERT = ('/oradata/cdb/pdbseed/', '/oradata/cdb/pdb4/')
原文地址:Oracle12_create_pdb_CREATE_FILE_DEST, 感谢原作者分享。