The DROP ENCRYPT RULE
syntax is used to drop an existing encryption rule.
DropEncryptRule ::=
'DROP' 'ENCRYPT' 'RULE' ifExists? encryptRuleName (',' encryptRuleName)*
ifExists ::=
'IF' 'EXISTS'
encryptRuleName ::=
identifier
ifExists
clause is used for avoid Encrypt rule not exists
error.DROP ENCRYPT RULE t_encrypt, t_encrypt_2;
ifExists
clauseDROP ENCRYPT RULE IF EXISTS t_encrypt, t_encrypt_2;
DROP
, ENCRYPT
, RULE