Disable Constraints & Enable Constraints

By

 Disable Constraints & Enable Constraints :

===============================


DISABLE:

select 'alter table '||owner||'.'||table_name||' disable constraint '||constraint_name||';' from user_constraints;


SQL> alter table TABLE_NAME disable constraint CONSTRAINT_NAME;

SQL> alter table TABLE_NAME disable constraint CONSTRAINT_NAME cascade;


ENABLE:


select 'alter table '||owner||'.'||table_name||' enable constraint '||constraint_name||';' from user_constraints;

SQL> alter table TABLE_NAME enable constraint CONSTRAINT_NAME;

Comments

Post a Comment

Popular posts from this blog

Shareplex some commands

By
Shareplex some commands i will post here and update in this post with more commands later, if i provide with example so post become lengthy so please to understand. =====================================================================   sp_ctrl  :- Shareplex provides a command line utility called    'sp_ctrl'   this  sp_ctl located in  <product_directory>/bin  ($SP_HOME/bin)  , if you set profile in os level you easy redirect location. Below i will give commands run under  sp_ctrl  sp_ctrl (xxx)>   show config   ==> To check the active configuration (source side). sp_ctrl (xxx)>   show log reverse  ==> To check the log file sp_ctrl (xxx)>  show  ==>   command to displays status of the replication processes (Capture, Read, Export, Import and Post) . sp_ctrl (xxx)>  status  ==> command from sp_ctrl utility that provides an overview on the state of Shareplex replication. sp_ctrl (xxx)>  qstatus   ==> We can monitor, t
Read more

SQL Tuning Task Creation ORA-13780: SQL statement does not exist.

By
SQL Tuning Task Creation ORA-13780: SQL statement does not exist. ================================================= example:- declare  l_sql_tune_task_id  varchar2(100); begin  l_sql_tune_task_id := dbms_sqltune.create_tuning_task (         sql_id      => 'your sql_id',         scope       => dbms_sqltune.scope_comprehensive,         time_limit  => 10800,         task_name   => 'tuning task name',         description => 'tuning task description');  dbms_output.put_line('l_sql_tune_task_id: ' || l_sql_tune_task_id); end; / declare * ERROR at line 1: ORA-13780: SQL statement does not exist. ORA-06512: at "SYS.DBMS_SYS_ERROR", line 79 ORA-06512: at "SYS.PRVT_SQLADV_INFRA", line 125 ORA-06512: at "SYS.DBMS_SQLTUNE", line 655 solution :----  SELECT SNAP_ID FROM DBA_HIST_SQLSTAT WHERE SQL_ID='sql_id' ORDER BY SNAP_ID; ===========now create task============ declare  l_sql
Read more

ORA 700 [kskvmstatact: excessive swapping observed]

By
ORA 700 [kskvmstatact: excessive swapping observed] ======================================== One of my database down suddenly. Reason:  ORA-700 SWAP error, as the dump it's taking more that 10 minutes pmon killed the process and the database was down. this database running with less memory . Solution alter system set "_kse_die_timeout"=XX or 0 if we want to disable the pmon killer during dumping . note: The error is documented in:  -  Note:1919850.1  - 12c: Warning Message About Heavy Swapping Observation and ORA-700 [kskvmstatact: excessive swapping observed]  Because your swap memory has low values of swap in / swap out, this warning message can be safely ignored.  Given both the alert log message and ORA-700 are expected behavior for 12c, no action is required.  An enhancement request (ER) was created to change the threshold in future releases in  Bug 19495842  - CHANGE THRESHOLD IN THE SWAP WARNING IN THE ALERT_<SID>.LOG  ==============
Read more