Note
This view is available starting with V4.0.0.
Purpose
The V$OB_SQL_AUDIT view displays statistics such as the source and execution status of each SQL request on the current OBServer node. This view is tenant-separated. Only the system tenant can query this view. Other tenants cannot query this view across tenants.
Columns
Column |
Type |
Nullable |
Description |
|---|---|---|---|
| SVR_IP | varchar(46) | NO | The IP address. |
| SVR_PORT | bigint(20) | NO | The port number. |
| REQUEST_ID | bigint(20) | NO | The ID of the request. |
| SQL_EXEC_ID | bigint(20) | NO | The ID of the current execution. |
| TRACE_ID | varchar(128) | NO | The trace_id of the statement. |
| SID | bigint(20) unsigned | NO | For V4.3.x:
|
| CLIENT_IP | varchar(46) | NO |
|
| CLIENT_PORT | bigint(20) | NO | The port number of the client that sends the request. |
| TENANT_ID | bigint(20) | NO | The ID of the tenant that sends the request. |
| TENANT_NAME | varchar(64) | NO | The name of the tenant that sends the request. |
| EFFECTIVE_TENANT_ID | bigint(20) | NO | The ID of the tenant. |
| USER_ID | bigint(20) | NO | The ID of the user that sends the request. |
| USER_NAME | varchar(64) | NO | The name of the user that sends the request. |
| USER_GROUP | bigint(20) | NO | The ID of the resource group to which the user belongs. |
| USER_CLIENT_IP | varchar(46) | NO | The IP address of the client that sends the request. |
| DB_ID | bigint(20) unsigned | NO | The ID of the database. |
| DB_NAME | varchar(128) | NO | The name of the database. |
| SQL_ID | varchar(32) | NO | The ID of the SQL statement.
Note
|
| QUERY_SQL | longtext | NO | The actual SQL statement. |
| PLAN_ID | bigint(20) | NO | The ID of the execution plan. |
| AFFECTED_ROWS | bigint(20) | NO | The number of affected rows. |
| RETURN_ROWS | bigint(20) | NO | The number of returned rows. |
| PARTITION_CNT | bigint(20) | NO | The number of partitions involved in the request. |
| RET_CODE | bigint(20) | NO | The return code of the execution result:
For more information about error codes, see Error codes. |
| QC_ID | bigint(20) unsigned | NO | The ID of the scheduler in parallel execution scenarios. |
| DFO_ID | bigint(20) | NO | The ID of the current subplan in parallel execution scenarios. |
| SQC_ID | bigint(20) | NO | The ID of the local coordinator in parallel execution. |
| WORKER_ID | bigint(20) | NO | The ID of the worker thread in parallel execution. |
| EVENT | varchar(64) | NO | The name of the longest waiting event. |
| P1TEXT | varchar(64) | NO | The name of parameter 1 of the waiting event. |
| P1 | bigint(20) unsigned | NO | The value of parameter 1 of the waiting event. |
| P2TEXT | varchar(64) | NO | The name of parameter 2 of the waiting event. |
| P2 | bigint(20) unsigned | NO | The value of parameter 2 of the waiting event. |
| P3TEXT | varchar(64) | NO | The name of parameter 3 of the waiting event. |
| P3 | bigint(20) unsigned | NO | The value of parameter 3 of the waiting event. |
| LEVEL | bigint(20) | NO | The level of the waiting event. |
| WAIT_CLASS_ID | bigint(20) | NO | The ID of the class to which the waiting event belongs. |
| WAIT_CLASS# | bigint(20) | NO | The index of the class to which the waiting event belongs. |
| WAIT_CLASS | varchar(64) | NO | The name of the class to which the waiting event belongs. |
| STATE | varchar(19) | NO | The state of the waiting event. |
| WAIT_TIME_MICRO | bigint(20) | NO | The time spent waiting for the event, in microseconds. |
| TOTAL_WAIT_TIME_MICRO | bigint(20) | NO | The total time spent waiting for all events, in microseconds. |
| TOTAL_WAITS | bigint(20) | NO | The total number of waits. |
| RPC_COUNT | bigint(20) | NO | The number of RPCs sent. |
| PLAN_TYPE | bigint(20) | NO | The type of the execution plan.
|
| IS_INNER_SQL | tinyint(4) | NO | Indicates whether the request is an internal SQL request. |
| IS_EXECUTOR_RPC | tinyint(4) | NO | Indicates whether the request is an RPC request. |
| IS_HIT_PLAN | tinyint(4) | NO | Indicates whether the plan cache is hit. |
| REQUEST_TIME | bigint(20) | NO | The start time of the execution, in microseconds. |
| ELAPSED_TIME | bigint(20) | NO | The total time consumed from receiving the request to the end of the execution, in microseconds. |
| NET_TIME | bigint(20) | NO | The time from sending the RPC to receiving the request, in microseconds. |
| NET_WAIT_TIME | bigint(20) | NO | The time from receiving the request to entering the queue, in microseconds. |
| QUEUE_TIME | bigint(20) | NO | The waiting time of the request in the queue, in microseconds. |
| DECODE_TIME | bigint(20) | NO | The time spent decoding after the request is dequeued, in microseconds. |
| GET_PLAN_TIME | bigint(20) | NO | The time from the start of the process to obtaining the plan, in microseconds. |
| EXECUTE_TIME | bigint(20) | NO | The time spent executing the plan, in microseconds. |
| APPLICATION_WAIT_TIME | bigint(20) unsigned | NO | The total time of all application events, in microseconds. |
| CONCURRENCY_WAIT_TIME | bigint(20) unsigned | NO | The total time of all concurrency events, in microseconds. |
| USER_IO_WAIT_TIME | bigint(20) unsigned | NO | The total time of all user I/O events, in microseconds. |
| SCHEDULE_TIME | bigint(20) unsigned | NO | The time of all schedule events, in microseconds. |
| ROW_CACHE_HIT | bigint(20) | NO | The number of times the row cache is hit. |
| BLOOM_FILTER_CACHE_HIT | bigint(20) | NO | The number of times the Bloom Filter cache is hit. |
| BLOCK_CACHE_HIT | bigint(20) | NO | The number of cache hits for data blocks. |
| DISK_READS | bigint(20) | NO | The number of physical reads. |
| RETRY_CNT | bigint(20) | NO | The number of retries. |
| TABLE_SCAN | tinyint(4) | NO | Indicates whether the request contains a full-table scan. |
| CONSISTENCY_LEVEL | bigint(20) | NO | The consistency level. Valid values:
|
| MEMSTORE_READ_ROW_COUNT | bigint(20) | NO | For V4.4.2:
|
| SSSTORE_READ_ROW_COUNT | bigint(20) | NO | For V4.4.2:
|
| DATA_BLOCK_READ_CNT | bigint(20) | NO | The number of data microblocks accessed. |
| DATA_BLOCK_CACHE_HIT | bigint(20) | NO | The number of data microblocks hit in the cache. |
| INDEX_BLOCK_READ_CNT | bigint(20) | NO | The number of index microblocks accessed. |
| INDEX_BLOCK_CACHE_HIT | bigint(20) | NO | The number of index microblocks hit in the cache. |
| BLOCKSCAN_BLOCK_CNT | bigint(20) | NO | For V4.4.2:
|
| BLOCKSCAN_ROW_CNT | bigint(20) | NO | For V4.4.2:
|
| PUSHDOWN_STORAGE_FILTER_ROW_CNT | bigint(20) | NO | For V4.4.2:
|
| REQUEST_MEMORY_USED | bigint(20) | NO | The amount of memory consumed by the request. |
| EXPECTED_WORKER_COUNT | bigint(20) | NO | The number of worker threads expected for the request. |
| USED_WORKER_COUNT | bigint(20) | NO | The number of worker threads used for the request. |
| SCHED_INFO | varchar(16384) | NO | The scheduling information of the request. |
| FUSE_ROW_CACHE_HIT | bigint(20) | NO | This column is not supported. The default value is NULL. |
| PS_CLIENT_STMT_ID | bigint(20) | NO | The Prepare ID of the request:
|
| PS_INNER_STMT_ID | bigint(20) | NO | The Prepare ID of the request:
|
| TX_ID | bigint(20) | NO | The transaction ID of the request. |
| SNAPSHOT_VERSION | bigint(20) | NO | The version of the read snapshot used by the SQL statement. |
| REQUEST_TYPE | bigint(20) | NO | The type of the request:
|
| IS_BATCHED_MULTI_STMT | tinyint(4) | NO | Indicates whether the Batch Multi Stmt optimization is performed. |
| OB_TRACE_INFO | varchar(4096) | NO | The trace information set by the user. |
| PLAN_HASH | bigint(20) unsigned | NO | The hash value of the execution plan. |
| LOCK_FOR_READ_TIME | bigint(20) | NO | The time consumed in waiting for a lock when reading data, in microseconds. |
| PARAMS_VALUE | longtext | NO | The parameter values bound by the PS protocol. |
| RULE_NAME | varchar(256) | NO | The name of the rule.
NoteThis column is available starting with V4.1.0. |
| PARTITION_HIT | tinyint(4) | NO |
NoteThis column is available starting with V4.1.0. |
| TX_INTERNAL_ROUTING | bigint(20) | NO | Indicates whether the SQL statement has been internally routed:
NoteThis column is available starting with V4.1.0. |
| TX_STATE_VERSION | bigint(20) unsigned | NO | Indicates the transaction state version of the SQL statement
NoteThis column is available starting with V4.1.0. |
| FLT_TRACE_ID | varchar(1024) | NO | Indicates the trace_id of the full-link trace for the record. If this field is empty, the record is not monitored by the full-link trace. This field is a UUID, which is different from the Trace. Its format is similar to: 000600d6-a5de-038c-6c80-df07e4e79149
NoteThis column is available starting with V4.2.1. |
| PL_TRACE_ID | varchar(128) | NO | The trace ID of the outer PL of the current SQL statement. If there is no outer PL, the value is NULL.
Note
|
| PLSQL_EXEC_TIME | bigint(20) | NO | The execution time of the PL statement, excluding the SQL execution time, in microseconds
Note
|
| FORMAT_SQL_ID | varchar(32) | NO | Indicates the MD5 value generated from the Format SQL text for the record. |
| STMT_TYPE | varchar(128) | YES | The DML type is returned as needed:
|
| TOTAL_MEMSTORE_READ_ROW_COUNT | bigint(20) | NO | The total number of rows read from the MemStore during the entire process. This variable is displayed only in the thread that displays the query_text.
Note
|
| TOTAL_SSSTORE_READ_ROW_COUNT | bigint(20) | NO | The total number of rows read from the SSSTORE during the entire process. This variable is displayed only in the thread that displays the query_text.
Note
|
| PROXY_USER | varchar(128) | NO |
Note
|
| SEQ_NUM | bigint(20) | NO | The statement sequence number in the transaction.
Note
|
| NETWORK_WAIT_TIME | bigint(20) unsigned | NO | The total time of all Network events, in microseconds. |
| PLSQL_COMPILE_TIME | bigint(20) | NO | The PL compilation time.
Note
|
| INSERT_DUPLICATE_ROW_COUNT | bigint(20) | NO | The number of duplicate rows in the insertup or replace into statement.
Note
|
| USER_CLIENT_PORT | bigint(20) | NO | The client port number.
Note
|
| TRANS_STATUS | varchar(256) | NO | Displays whether a transaction is explicitly started, implicitly started, or not started. |
| TX_TABLE_READ_CNT | bigint(20) | NO | The number of times the transaction status table is queried.
NoteFor V4.4.2, this column is available starting with V4.4.2 BP1. |
| OUTROW_LOB_CNT | bigint(20) | NO | The number of outrow LOB columns read during the query.
NoteFor V4.4.2, this column is available starting with V4.4.2 BP1. |
| COMMIT_TIME | bigint(20) | NO | The time spent on committing the SQL statement that triggers the commit. If the SQL statement does not trigger a commit, the default value is 0.
NoteFor V4.4.2, this column is available starting with V4.4.2 BP1. |
Important event intervals
The following figure shows the relationships between the important events in this view and the corresponding columns: ELAPSED_TIME, REQUEST_TIME, NET_WAIT_TIME, QUEUE_TIME, DECODE_TIME, GET_PLAN_TIME, EXECUTE_TIME, and COMMIT_TIME.
Sample query
Query the source, execution status, and other statistics of each SQL request on the current OBServer node.
obclient [oceanbase]> SELECT * FROM oceanbase.V$OB_SQL_AUDIT LIMIT 1\G
The query result is as follows:
*************************** 1. row ***************************
SVR_IP: 172.xx.xxx.xxx
SVR_PORT: 2882
REQUEST_ID: 5111808
SQL_EXEC_ID: 17796909
TRACE_ID: YB42AC1E87CC-000637571B3E2684-0-0
SID: 3221539289
CLIENT_IP: 0.0.0.0
CLIENT_PORT: 0
TENANT_ID: 1
TENANT_NAME: sys
EFFECTIVE_TENANT_ID: 1
USER_ID: 200001
USER_NAME: root
USER_GROUP: 0
USER_CLIENT_IP: 0.0.0.0
DB_ID: 201001
DB_NAME: oceanbase
SQL_ID: 24D486F20861EBD9E0217692DB0E9C61
QUERY_SQL: update __all_weak_read_service set min_version=1749806731361495000, max_version=1749806731361495000 where tenant_id = 1 and level_id = 0 and level_value = '' and min_version = 1749806731161354000 and max_version = 1749806731161354000
PLAN_ID: 8910
AFFECTED_ROWS: 1
RETURN_ROWS: 0
PARTITION_CNT: 1
RET_CODE: 0
QC_ID: 0
DFO_ID: 0
SQC_ID: 0
WORKER_ID: 0
EVENT: exec inner sql wait
P1TEXT: wait inner sql class
P1: 0
P2TEXT: inner session id
P2: 4611686018441153605
P3TEXT:
P3: 0
LEVEL: 0
WAIT_CLASS_ID: 100
WAIT_CLASS#: 0
WAIT_CLASS: OTHER
STATE: WAITED SHORT TIME
WAIT_TIME_MICRO: 290
TOTAL_WAIT_TIME_MICRO: 290
TOTAL_WAITS: 1
RPC_COUNT: 0
PLAN_TYPE: 1
IS_INNER_SQL: 1
IS_EXECUTOR_RPC: 0
IS_HIT_PLAN: 1
REQUEST_TIME: 1749806731561666
ELAPSED_TIME: 384
NET_TIME: 0
NET_WAIT_TIME: 0
QUEUE_TIME: 0
DECODE_TIME: 0
GET_PLAN_TIME: 93
EXECUTE_TIME: 291
APPLICATION_WAIT_TIME: 0
CONCURRENCY_WAIT_TIME: 0
USER_IO_WAIT_TIME: 0
SCHEDULE_TIME: 0
ROW_CACHE_HIT: 0
BLOOM_FILTER_CACHE_HIT: 0
BLOCK_CACHE_HIT: 0
DISK_READS: 0
RETRY_CNT: 0
TABLE_SCAN: 0
CONSISTENCY_LEVEL: 3
MEMSTORE_READ_ROW_COUNT: 2
SSSTORE_READ_ROW_COUNT: 2
DATA_BLOCK_READ_CNT: 0
DATA_BLOCK_CACHE_HIT: 2
INDEX_BLOCK_READ_CNT: 0
INDEX_BLOCK_CACHE_HIT: 2
BLOCKSCAN_BLOCK_CNT: 0
BLOCKSCAN_ROW_CNT: 0
PUSHDOWN_STORAGE_FILTER_ROW_CNT: 0
REQUEST_MEMORY_USED: 97536
EXPECTED_WORKER_COUNT: 0
USED_WORKER_COUNT: 0
SCHED_INFO: NULL
FUSE_ROW_CACHE_HIT: 1
PS_CLIENT_STMT_ID: -1
PS_INNER_STMT_ID: -1
TX_ID: 799025
SNAPSHOT_VERSION: 1749806731361495000
REQUEST_TYPE: 1
IS_BATCHED_MULTI_STMT: 0
OB_TRACE_INFO: NULL
PLAN_HASH: 10435171333981900908
LOCK_FOR_READ_TIME: 0
PARAMS_VALUE:
RULE_NAME:
PARTITION_HIT: 1
TX_INTERNAL_ROUTING: 0
TX_STATE_VERSION: 0
FLT_TRACE_ID:
PL_TRACE_ID: NULL
PLSQL_EXEC_TIME: 0
FORMAT_SQL_ID: 930E31AD187E665388F3FABB36B0ACA1
STMT_TYPE: UPDATE
TOTAL_MEMSTORE_READ_ROW_COUNT: 2
TOTAL_SSSTORE_READ_ROW_COUNT: 2
PROXY_USER:
SEQ_NUM: 1749806731541808
NETWORK_WAIT_TIME: 0
PLSQL_COMPILE_TIME: 0
INSERT_DUPLICATE_ROW_COUNT: 0
USER_CLIENT_PORT: 0
TRANS_STATUS: Enable committable transaction
CCL_RULE_ID: 0
CCL_MATCH_TIME: 0
TX_TABLE_READ_CNT: 0
OUTROW_LOB_CNT: 0
COMMIT_TIME: 0