OS_USERNAME

VARCHAR2(255)

Operating system login username of the user whose actions were audited

USERNAME

VARCHAR2(128)

Name (not ID number) of the user whose actions were audited

USERHOST

VARCHAR2(128)

Client host machine name

TERMINAL

VARCHAR2(255)

Identifier of the user's terminal

TIMESTAMP

DATE

Date and time of the creation of the audit trail entry (date and time of user login for entries created by AUDIT SESSION) in the local database session time zone

OWNER

VARCHAR2(128)

Intended creator of the non-existent object

OBJ_NAME

VARCHAR2(128)

Name of the object affected by the action

ACTION_NAME

VARCHAR2(28)

Name of the action type corresponding to the numeric code in the ACTION column in DBA_AUDIT_TRAIL

NEW_OWNER

VARCHAR2(128)

Owner of the object named in the NEW_NAME column

NEW_NAME

VARCHAR2(128)

New name of an object after a RENAME or the name of the underlying object

OBJ_PRIVILEGE

VARCHAR2(32)

Object privileges granted or revoked by a GRANT or REVOKE statement. The value of this column is a 32-character string of Y and dash (-) characters. Each character corresponds to a numbered privilege in the following list. The left-most character corresponds to privilege 0, the next character corresponds to privilege 1, and so on. The right-most character corresponds to privilege 31.

• 0 - ALTER
• 1 - AUDIT
• 2 - COMMENT
• 3 - DELETE
• 4 - GRANT
• 5 - INDEX
• 6 - INSERT
• 7 - LOCK
• 8 - CREATE
• 9 - SELECT
• 10 - UPDATE
• 11 - REFERENCES
• 12 - EXECUTE
• 13 - VIEW
• 14 - DROP
• 15 - ANALYZE
• 16 - CREATE
• 17 - READ
• 18 - WRITE
• 19 - KEEP SEQUENCE
• 20 - ENQUEUE
• 21 - DEQUEUE
• 22 - UNDER
• 23 - ON COMMIT
• 24 - REWRITE
• 25 - UPSERT
• 26 - DEBUG
• 27 - FLASHBACK
• 28 - MERGE
• 29 - USE
• 30 - FLASHBACK ARCHIVE
• 31 - DIRECTORY EXECUTE

A Y indicates that the privilege was granted or revoked by the statement. A dash indicates that the privilege was not affected by the statement. For example, the following value indicates that the MERGE privilege was granted or revoked by the statement:

----------------------------Y---

SYS_PRIVILEGE

VARCHAR2(40)

System privileges granted or revoked by a GRANT or REVOKE statement

GRANTEE

VARCHAR2(128)

Name of the grantee specified in a GRANT or REVOKE statement

SESSIONID

NUMBER

NOT NULL

Numeric ID for each Oracle session

ENTRYID

NUMBER

NOT NULL

Numeric ID for each audit trail entry in the session

STATEMENTID

NUMBER

NOT NULL

Numeric ID for each statement run

RETURNCODE

NUMBER

NOT NULL

Oracle error code generated by the action. Some useful values:

• 0 - Action succeeded

• 2004 - Security violation

CLIENT_ID

VARCHAR2(128)

Client identifier in each Oracle session

ECONTEXT_ID

VARCHAR2(64)

Application execution context identifier

SESSION_CPU

NUMBER

Amount of CPU time used by each Oracle session

EXTENDED_TIMESTAMP

TIMESTAMP(6) WITH TIME ZONE

Timestamp of the creation of the audit trail entry (timestamp of user login for entries created by AUDIT SESSION) in UTC (Coordinated Universal Time) time zone

PROXY_SESSIONID

NUMBER

Proxy session serial number, if an enterprise user has logged in through the proxy mechanism

GLOBAL_UID

VARCHAR2(32)

Global user identifier for the user, if the user has logged in as an enterprise user

INSTANCE_NUMBER

NUMBER

Instance number as specified by the INSTANCE_NUMBER initialization parameter

OS_PROCESS

VARCHAR2(16)

Operating System process identifier of the Oracle process

TRANSACTIONID

RAW(8)

Transaction identifier of the transaction in which the object is accessed or modified

SCN

NUMBER

System change number (SCN) of the query

SQL_BIND

NVARCHAR2(2000)

Bind variable data of the query

SQL_TEXT

NVARCHAR2(2000)

SQL text of the query

OBJ_EDITION_NAME

VARCHAR2(128)

Name of the edition containing the audited object