Enable/disable triggers of a schema - oracle database script

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FOR disabling TRIGGERS OF a SCHEMA
SELECT 'ALTER TRIGGER '||OWNER||'.'||TRIGGER_NAME||' DISABLE '||';'
FROM dba_triggers
WHERE OWNER='&SCHEMA_NAME';

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FOR disableing TRIGGERS
FOR a TABLE
SELECT 'ALTER TRIGGER '||OWNER||'.'||TRIGGER_NAME||' DISABLE '||';'
FROM dba_triggers
WHERE TABLE_NAME =('&TABLE_NAME')
  AND OWNER='&SCHEMA_NAME'; -- Similarly for enabling  select 'ALTER TRIGGER '||OWNER||'.'||TRIGGER_NAME||' ENABLE '||';' from dba_triggers where owner='&SCHEMA_NAME'; select 'ALTER TRIGGER '||OWNER||'.'||TRIGGER_NAME||' ENABLE '||';' from dba_triggers where table_name =('&TABLE_NAME') and owner='&SCHEMA_NAME';