Root Schema : PerformanceSQLStatementHistoryItem
Type: object
This object represents historical information about SQL statistics. The structure is based on DBA_HIST_SQLSTAT. The list of attributes may vary depending on database version.
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{
"type":"object",
"description":"This object represents historical information about SQL statistics. The structure is based on DBA_HIST_SQLSTAT. The list of attributes may vary depending on database version.",
"properties":{
"items":{
"type":"array",
"items":{
"type":"object",
"properties":{
"begin_interval_time_utc":{
"type":"string",
"description":"Time at the beginning of the snapshot interval in UTC timezone."
},
"startup_time":{
"type":"string",
"description":"Startup time of the instance."
},
"begin_interval_time":{
"type":"string",
"description":"Time at the beginning of the snapshot interval."
},
"end_interval_time":{
"type":"string",
"description":"Time at the end of the snapshot interval; the actual time the snapshot was taken."
},
"flush_elapsed":{
"type":"string",
"description":"Amount of time to perform the snapshot."
},
"error_count":{
"type":"integer",
"description":"Number of errors occurring in the tables for the particular snapshot."
},
"snap_flag":{
"type":"integer",
"description":"Condition under which the snapshot was inserted."
},
"snap_timezone":{
"type":"string",
"description":"Snapshot time zone expressed as offset from UTC (Coordinated Universal Time) time zone."
},
"sql_id":{
"type":"string",
"description":"SQL identifier of the parent cursor in the library cache."
},
"snap_id":{
"type":"integer",
"description":"Unique snapshot ID."
},
"dbid":{
"type":"integer",
"description":"Database ID for the snapshot."
},
"instance_number":{
"type":"integer",
"description":"Instance number for the snapshot."
},
"plan_hash_value":{
"type":"integer",
"description":"Numerical representation of the SQL plan for the cursor. Comparing one PLAN_HASH_VALUE to another easily identifies whether or not two plans are the same (rather than comparing the two plans line by line)."
},
"optimizer_cost":{
"type":"integer",
"description":"Cost of the query given by the optimizer."
},
"optimizer_mode":{
"type":"string",
"description":"Mode under which the SQL statement is executed."
},
"optimizer_env_hash_value":{
"type":"integer",
"description":"Hash Value for the optimizer environment."
},
"sharable_mem":{
"type":"integer",
"description":"Amount of shared memory used by the child cursor (in bytes)."
},
"loaded_versions":{
"type":"integer",
"description":"Indicates whether the context heap is loaded (1) or not (0)."
},
"version_count":{
"type":"integer",
"description":"Number of children associated with the cursor."
},
"module":{
"type":"string",
"description":"Contains the name of the module that was executing at the time that the SQL statement was first parsed, which is set by calling DBMS_APPLICATION_INFO.SET_MODULE."
},
"action":{
"type":"string",
"description":"Contains the name of the action that was executing at the time that the SQL statement was first parsed, which is set by calling DBMS_APPLICATION_INFO.SET_ACTION."
},
"sql_profile":{
"type":"string",
"description":"Name of the applied SQL Profile."
},
"force_matching_signature":{
"type":"integer",
"description":"The signature used when the CURSOR_SHARING parameter is set to FORCE."
},
"parsing_schema_id":{
"type":"integer",
"description":"Schema ID that was used to originally build the child cursor."
},
"parsing_schema_name":{
"type":"string",
"description":"Schema name that was used to originally build the child cursor."
},
"parsing_user_id":{
"type":"integer",
"description":"User ID that was used to originally build the child cursor."
},
"fetches_total":{
"type":"integer",
"description":"Cumulative number of fetches associated with the SQL statement."
},
"fetches_delta":{
"type":"integer",
"description":"Delta number of fetches associated with the SQL statement."
},
"end_of_fetch_count_total":{
"type":"integer",
"description":"Cumulative number of times this cursor was fully executed since the cursor was brought into the library cache. The value of this statistic is not incremented when the cursor is partially executed, either because it failed during the execution or because only the first few rows produced by this cursor are fetched before the cursor is closed or re-executed. By definition, the value of the END_OF_FETCH_COUNT column should be less or equal to the value of the EXECUTIONS column."
},
"end_of_fetch_count_delta":{
"type":"integer",
"description":"Delta number of times this cursor was fully executed since the cursor was brought into the library cache. The value of this statistic is not incremented when the cursor is partially executed, either because it failed during the execution or because only the first few rows produced by this cursor are fetched before the cursor is closed or re-executed."
},
"sorts_total":{
"type":"integer",
"description":"Cumulative number of sorts that were done for this child cursor."
},
"sorts_delta":{
"type":"integer",
"description":"Delta number of sorts that were done for this child cursor."
},
"executions_total":{
"type":"integer",
"description":"Cumulative number of executions that took place on this object since it was brought into the library cache."
},
"executions_delta":{
"type":"integer",
"description":"Delta number of executions that took place on this object since it was brought into the library cache."
},
"px_servers_execs_total":{
"type":"integer",
"description":"Cumulative number of PX server executions."
},
"px_servers_execs_delta":{
"type":"integer",
"description":"Delta number of PX server executions."
},
"loads_total":{
"type":"integer",
"description":"Cumulative number of times the object was either loaded or reloaded."
},
"loads_delta":{
"type":"integer",
"description":"Delta number of times the object was either loaded or reloaded."
},
"invalidations_total":{
"type":"integer",
"description":"Cumulative number of times this child cursor has been invalidated."
},
"invalidations_delta":{
"type":"integer",
"description":"Delta number of times this child cursor has been invalidated."
},
"parse_calls_total":{
"type":"integer",
"description":"Cumulative number of parse calls for this child cursor."
},
"parse_calls_delta":{
"type":"integer",
"description":"Delta number of parse calls for this child cursor."
},
"disk_reads_total":{
"type":"integer",
"description":"Cumulative number of disk reads for this child cursor."
},
"disk_reads_delta":{
"type":"integer",
"description":"Delta number of disk reads for this child cursor."
},
"buffer_gets_total":{
"type":"integer",
"description":"Cumulative number of buffer gets for this child cursor."
},
"buffer_gets_delta":{
"type":"integer",
"description":"Delta number of buffer gets for this child cursor."
},
"rows_processed_total":{
"type":"integer",
"description":"Cumulative number of rows the parsed SQL statement returns."
},
"rows_processed_delta":{
"type":"integer",
"description":"Delta number of rows the parsed SQL statement returns."
},
"cpu_time_total":{
"type":"integer",
"description":"Cumulative value of CPU time (in microseconds) used by this cursor for parsing/executing/fetching."
},
"cpu_time_delta":{
"type":"integer",
"description":"Delta value of CPU time (in microseconds) used by this cursor for parsing/executing/fetching."
},
"elapsed_time_total":{
"type":"integer",
"description":"Cumulative value of elapsed time (in microseconds) used by this cursor for parsing/executing/fetching. If the cursor uses parallel execution, then ELAPSED_TIME_TOTAL is the cumulative time for the query coordinator, plus all parallel query slave processes."
},
"elapsed_time_delta":{
"type":"integer",
"description":"Delta value of elapsed time (in microseconds) used by this cursor for parsing/executing/fetching."
},
"iowait_total":{
"type":"integer",
"description":"Cumulative value of user I/O wait time (in microseconds)."
},
"iowait_delta":{
"type":"integer",
"description":"Delta value of user I/O wait time (in microseconds)."
},
"clwait_total":{
"type":"integer",
"description":"Cumulative value of cluster wait time (in microseconds)."
},
"clwait_delta":{
"type":"integer",
"description":"Delta value of cluster wait time (in microseconds)."
},
"apwait_total":{
"type":"integer",
"description":"Cumulative value of application wait time (in microseconds)."
},
"apwait_delta":{
"type":"integer",
"description":"Delta value of application wait time (in microseconds)."
},
"ccwait_total":{
"type":"integer",
"description":"Cumulative value of concurrency wait time (in microseconds)."
},
"ccwait_delta":{
"type":"integer",
"description":"Delta value of concurrency wait time (in microseconds)."
},
"direct_writes_total":{
"type":"integer",
"description":"Cumulative value of direct writes."
},
"direct_writes_delta":{
"type":"integer",
"description":"Delta value of direct writes."
},
"plsexec_time_total":{
"type":"integer",
"description":"Cumulative value of PL/SQL Execution Time (in microseconds)."
},
"plsexec_time_delta":{
"type":"integer",
"description":"Delta value of PL/SQL Execution Time (in microseconds)."
},
"javexec_time_total":{
"type":"integer",
"description":"Cumulative value of Java Execution Time (in microseconds)."
},
"javexec_time_delta":{
"type":"integer",
"description":"Delta value of Java Execution Time (in microseconds)."
},
"io_offload_elig_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of I/O bytes which can be filtered by the Exadata storage system."
},
"io_offload_elig_bytes_delta":{
"type":"integer",
"description":"Delta value of number of I/O bytes which can be filtered by the Exadata storage system."
},
"io_interconnect_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of I/O bytes exchanged between Oracle Database and the storage system."
},
"io_interconnect_bytes_delta":{
"type":"integer",
"description":"Delta value of number of I/O bytes exchanged between Oracle Database and the storage system."
},
"physical_read_requests_total":{
"type":"integer",
"description":"Cumulative value of number of physical read I/O requests issued by the monitored SQL."
},
"physical_read_requests_delta":{
"type":"integer",
"description":"Delta value of number of physical read I/O requests issued by the monitored SQL."
},
"physical_read_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of bytes read from disks by the monitored SQL."
},
"physical_read_bytes_delta":{
"type":"integer",
"description":"Delta value of number of bytes read from disks by the monitored SQL."
},
"physical_write_requests_total":{
"type":"integer",
"description":"Cumulative value of number of physical write I/O requests issued by the monitored SQL."
},
"physical_write_requests_delta":{
"type":"integer",
"description":"Delta value of number of physical write I/O requests issued by the monitored SQL."
},
"physical_write_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of bytes written to disks by the monitored SQL."
},
"physical_write_bytes_delta":{
"type":"integer",
"description":"Delta value of number of bytes written to disks by the monitored SQL."
},
"optimized_physical_reads_total":{
"type":"integer",
"description":"Cumulative value of number of physical reads from the Database Smart Flash Cache or the Exadata Smart Flash Cache by the monitored SQL."
},
"optimized_physical_reads_delta":{
"type":"integer",
"description":"Delta value of number of physical reads from the Database Smart Flash Cache or the Exadata Smart Flash Cache by the monitored SQL."
},
"cell_uncompressed_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of uncompressed bytes (that is, size after decompression) that are offloaded to the Exadata cells."
},
"cell_uncompressed_bytes_delta":{
"type":"integer",
"description":"Delta value of number of uncompressed bytes (that is, size after decompression) that are offloaded to the Exadata cells."
},
"io_offload_return_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of bytes that are returned by the Exadata cell for smart scan only (that is, not including bytes for other database I/O)."
},
"io_offload_return_bytes_delta":{
"type":"integer",
"description":"Delta value of number of bytes that are returned by the Exadata cell for smart scan only (that is, not including bytes for other database I/O)."
},
"bind_data":{
"type":"string",
"description":"Bind data."
},
"con_dbid":{
"type":"integer",
"description":"The database ID of the PDB for the sampled session."
},
"con_id":{
"type":"integer",
"description":"The ID of the container that CON_DBID identifies."
},
"elapsed_time_delta_s_per_exec":{
"type":"number",
"description":"Average elapsed time (in seconds) for parsing/executing/fetching across all recorded executions."
},
"sum_executions_delta":{
"type":"integer",
"description":"Total of all executions that took place on this object since it was brought into the library cache."
}
}
}
},
"hasMore":{
"type":"boolean",
"description":"Indicates if there are more records to be retrieved."
},
"limit":{
"type":"integer",
"description":"The actual page size limit on number of records applied by the server."
},
"offset":{
"type":"integer",
"description":"The actual index from which the item resources are returned."
},
"count":{
"type":"integer",
"description":"Total number of records in the current response."
},
"links":{
"type":"array",
"items":{
"$ref":"#/definitions/LinkRelation"
}
}
}
}
Nested Schema : items
Type: array
Show Source
{
"type":"array",
"items":{
"type":"object",
"properties":{
"begin_interval_time_utc":{
"type":"string",
"description":"Time at the beginning of the snapshot interval in UTC timezone."
},
"startup_time":{
"type":"string",
"description":"Startup time of the instance."
},
"begin_interval_time":{
"type":"string",
"description":"Time at the beginning of the snapshot interval."
},
"end_interval_time":{
"type":"string",
"description":"Time at the end of the snapshot interval; the actual time the snapshot was taken."
},
"flush_elapsed":{
"type":"string",
"description":"Amount of time to perform the snapshot."
},
"error_count":{
"type":"integer",
"description":"Number of errors occurring in the tables for the particular snapshot."
},
"snap_flag":{
"type":"integer",
"description":"Condition under which the snapshot was inserted."
},
"snap_timezone":{
"type":"string",
"description":"Snapshot time zone expressed as offset from UTC (Coordinated Universal Time) time zone."
},
"sql_id":{
"type":"string",
"description":"SQL identifier of the parent cursor in the library cache."
},
"snap_id":{
"type":"integer",
"description":"Unique snapshot ID."
},
"dbid":{
"type":"integer",
"description":"Database ID for the snapshot."
},
"instance_number":{
"type":"integer",
"description":"Instance number for the snapshot."
},
"plan_hash_value":{
"type":"integer",
"description":"Numerical representation of the SQL plan for the cursor. Comparing one PLAN_HASH_VALUE to another easily identifies whether or not two plans are the same (rather than comparing the two plans line by line)."
},
"optimizer_cost":{
"type":"integer",
"description":"Cost of the query given by the optimizer."
},
"optimizer_mode":{
"type":"string",
"description":"Mode under which the SQL statement is executed."
},
"optimizer_env_hash_value":{
"type":"integer",
"description":"Hash Value for the optimizer environment."
},
"sharable_mem":{
"type":"integer",
"description":"Amount of shared memory used by the child cursor (in bytes)."
},
"loaded_versions":{
"type":"integer",
"description":"Indicates whether the context heap is loaded (1) or not (0)."
},
"version_count":{
"type":"integer",
"description":"Number of children associated with the cursor."
},
"module":{
"type":"string",
"description":"Contains the name of the module that was executing at the time that the SQL statement was first parsed, which is set by calling DBMS_APPLICATION_INFO.SET_MODULE."
},
"action":{
"type":"string",
"description":"Contains the name of the action that was executing at the time that the SQL statement was first parsed, which is set by calling DBMS_APPLICATION_INFO.SET_ACTION."
},
"sql_profile":{
"type":"string",
"description":"Name of the applied SQL Profile."
},
"force_matching_signature":{
"type":"integer",
"description":"The signature used when the CURSOR_SHARING parameter is set to FORCE."
},
"parsing_schema_id":{
"type":"integer",
"description":"Schema ID that was used to originally build the child cursor."
},
"parsing_schema_name":{
"type":"string",
"description":"Schema name that was used to originally build the child cursor."
},
"parsing_user_id":{
"type":"integer",
"description":"User ID that was used to originally build the child cursor."
},
"fetches_total":{
"type":"integer",
"description":"Cumulative number of fetches associated with the SQL statement."
},
"fetches_delta":{
"type":"integer",
"description":"Delta number of fetches associated with the SQL statement."
},
"end_of_fetch_count_total":{
"type":"integer",
"description":"Cumulative number of times this cursor was fully executed since the cursor was brought into the library cache. The value of this statistic is not incremented when the cursor is partially executed, either because it failed during the execution or because only the first few rows produced by this cursor are fetched before the cursor is closed or re-executed. By definition, the value of the END_OF_FETCH_COUNT column should be less or equal to the value of the EXECUTIONS column."
},
"end_of_fetch_count_delta":{
"type":"integer",
"description":"Delta number of times this cursor was fully executed since the cursor was brought into the library cache. The value of this statistic is not incremented when the cursor is partially executed, either because it failed during the execution or because only the first few rows produced by this cursor are fetched before the cursor is closed or re-executed."
},
"sorts_total":{
"type":"integer",
"description":"Cumulative number of sorts that were done for this child cursor."
},
"sorts_delta":{
"type":"integer",
"description":"Delta number of sorts that were done for this child cursor."
},
"executions_total":{
"type":"integer",
"description":"Cumulative number of executions that took place on this object since it was brought into the library cache."
},
"executions_delta":{
"type":"integer",
"description":"Delta number of executions that took place on this object since it was brought into the library cache."
},
"px_servers_execs_total":{
"type":"integer",
"description":"Cumulative number of PX server executions."
},
"px_servers_execs_delta":{
"type":"integer",
"description":"Delta number of PX server executions."
},
"loads_total":{
"type":"integer",
"description":"Cumulative number of times the object was either loaded or reloaded."
},
"loads_delta":{
"type":"integer",
"description":"Delta number of times the object was either loaded or reloaded."
},
"invalidations_total":{
"type":"integer",
"description":"Cumulative number of times this child cursor has been invalidated."
},
"invalidations_delta":{
"type":"integer",
"description":"Delta number of times this child cursor has been invalidated."
},
"parse_calls_total":{
"type":"integer",
"description":"Cumulative number of parse calls for this child cursor."
},
"parse_calls_delta":{
"type":"integer",
"description":"Delta number of parse calls for this child cursor."
},
"disk_reads_total":{
"type":"integer",
"description":"Cumulative number of disk reads for this child cursor."
},
"disk_reads_delta":{
"type":"integer",
"description":"Delta number of disk reads for this child cursor."
},
"buffer_gets_total":{
"type":"integer",
"description":"Cumulative number of buffer gets for this child cursor."
},
"buffer_gets_delta":{
"type":"integer",
"description":"Delta number of buffer gets for this child cursor."
},
"rows_processed_total":{
"type":"integer",
"description":"Cumulative number of rows the parsed SQL statement returns."
},
"rows_processed_delta":{
"type":"integer",
"description":"Delta number of rows the parsed SQL statement returns."
},
"cpu_time_total":{
"type":"integer",
"description":"Cumulative value of CPU time (in microseconds) used by this cursor for parsing/executing/fetching."
},
"cpu_time_delta":{
"type":"integer",
"description":"Delta value of CPU time (in microseconds) used by this cursor for parsing/executing/fetching."
},
"elapsed_time_total":{
"type":"integer",
"description":"Cumulative value of elapsed time (in microseconds) used by this cursor for parsing/executing/fetching. If the cursor uses parallel execution, then ELAPSED_TIME_TOTAL is the cumulative time for the query coordinator, plus all parallel query slave processes."
},
"elapsed_time_delta":{
"type":"integer",
"description":"Delta value of elapsed time (in microseconds) used by this cursor for parsing/executing/fetching."
},
"iowait_total":{
"type":"integer",
"description":"Cumulative value of user I/O wait time (in microseconds)."
},
"iowait_delta":{
"type":"integer",
"description":"Delta value of user I/O wait time (in microseconds)."
},
"clwait_total":{
"type":"integer",
"description":"Cumulative value of cluster wait time (in microseconds)."
},
"clwait_delta":{
"type":"integer",
"description":"Delta value of cluster wait time (in microseconds)."
},
"apwait_total":{
"type":"integer",
"description":"Cumulative value of application wait time (in microseconds)."
},
"apwait_delta":{
"type":"integer",
"description":"Delta value of application wait time (in microseconds)."
},
"ccwait_total":{
"type":"integer",
"description":"Cumulative value of concurrency wait time (in microseconds)."
},
"ccwait_delta":{
"type":"integer",
"description":"Delta value of concurrency wait time (in microseconds)."
},
"direct_writes_total":{
"type":"integer",
"description":"Cumulative value of direct writes."
},
"direct_writes_delta":{
"type":"integer",
"description":"Delta value of direct writes."
},
"plsexec_time_total":{
"type":"integer",
"description":"Cumulative value of PL/SQL Execution Time (in microseconds)."
},
"plsexec_time_delta":{
"type":"integer",
"description":"Delta value of PL/SQL Execution Time (in microseconds)."
},
"javexec_time_total":{
"type":"integer",
"description":"Cumulative value of Java Execution Time (in microseconds)."
},
"javexec_time_delta":{
"type":"integer",
"description":"Delta value of Java Execution Time (in microseconds)."
},
"io_offload_elig_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of I/O bytes which can be filtered by the Exadata storage system."
},
"io_offload_elig_bytes_delta":{
"type":"integer",
"description":"Delta value of number of I/O bytes which can be filtered by the Exadata storage system."
},
"io_interconnect_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of I/O bytes exchanged between Oracle Database and the storage system."
},
"io_interconnect_bytes_delta":{
"type":"integer",
"description":"Delta value of number of I/O bytes exchanged between Oracle Database and the storage system."
},
"physical_read_requests_total":{
"type":"integer",
"description":"Cumulative value of number of physical read I/O requests issued by the monitored SQL."
},
"physical_read_requests_delta":{
"type":"integer",
"description":"Delta value of number of physical read I/O requests issued by the monitored SQL."
},
"physical_read_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of bytes read from disks by the monitored SQL."
},
"physical_read_bytes_delta":{
"type":"integer",
"description":"Delta value of number of bytes read from disks by the monitored SQL."
},
"physical_write_requests_total":{
"type":"integer",
"description":"Cumulative value of number of physical write I/O requests issued by the monitored SQL."
},
"physical_write_requests_delta":{
"type":"integer",
"description":"Delta value of number of physical write I/O requests issued by the monitored SQL."
},
"physical_write_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of bytes written to disks by the monitored SQL."
},
"physical_write_bytes_delta":{
"type":"integer",
"description":"Delta value of number of bytes written to disks by the monitored SQL."
},
"optimized_physical_reads_total":{
"type":"integer",
"description":"Cumulative value of number of physical reads from the Database Smart Flash Cache or the Exadata Smart Flash Cache by the monitored SQL."
},
"optimized_physical_reads_delta":{
"type":"integer",
"description":"Delta value of number of physical reads from the Database Smart Flash Cache or the Exadata Smart Flash Cache by the monitored SQL."
},
"cell_uncompressed_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of uncompressed bytes (that is, size after decompression) that are offloaded to the Exadata cells."
},
"cell_uncompressed_bytes_delta":{
"type":"integer",
"description":"Delta value of number of uncompressed bytes (that is, size after decompression) that are offloaded to the Exadata cells."
},
"io_offload_return_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of bytes that are returned by the Exadata cell for smart scan only (that is, not including bytes for other database I/O)."
},
"io_offload_return_bytes_delta":{
"type":"integer",
"description":"Delta value of number of bytes that are returned by the Exadata cell for smart scan only (that is, not including bytes for other database I/O)."
},
"bind_data":{
"type":"string",
"description":"Bind data."
},
"con_dbid":{
"type":"integer",
"description":"The database ID of the PDB for the sampled session."
},
"con_id":{
"type":"integer",
"description":"The ID of the container that CON_DBID identifies."
},
"elapsed_time_delta_s_per_exec":{
"type":"number",
"description":"Average elapsed time (in seconds) for parsing/executing/fetching across all recorded executions."
},
"sum_executions_delta":{
"type":"integer",
"description":"Total of all executions that took place on this object since it was brought into the library cache."
}
}
}
}
Nested Schema : links
Type: array
Show Source
{
"type":"array",
"items":{
"$ref":"#/definitions/LinkRelation"
}
}
Nested Schema : items
Type: object
Show Source
-
action(optional):
string
Contains the name of the action that was executing at the time that the SQL statement was first parsed, which is set by calling DBMS_APPLICATION_INFO.SET_ACTION.
-
apwait_delta(optional):
integer
Delta value of application wait time (in microseconds).
-
apwait_total(optional):
integer
Cumulative value of application wait time (in microseconds).
-
begin_interval_time(optional):
string
Time at the beginning of the snapshot interval.
-
begin_interval_time_utc(optional):
string
Time at the beginning of the snapshot interval in UTC timezone.
-
bind_data(optional):
string
-
buffer_gets_delta(optional):
integer
Delta number of buffer gets for this child cursor.
-
buffer_gets_total(optional):
integer
Cumulative number of buffer gets for this child cursor.
-
ccwait_delta(optional):
integer
Delta value of concurrency wait time (in microseconds).
-
ccwait_total(optional):
integer
Cumulative value of concurrency wait time (in microseconds).
-
cell_uncompressed_bytes_delta(optional):
integer
Delta value of number of uncompressed bytes (that is, size after decompression) that are offloaded to the Exadata cells.
-
cell_uncompressed_bytes_total(optional):
integer
Cumulative value of number of uncompressed bytes (that is, size after decompression) that are offloaded to the Exadata cells.
-
clwait_delta(optional):
integer
Delta value of cluster wait time (in microseconds).
-
clwait_total(optional):
integer
Cumulative value of cluster wait time (in microseconds).
-
con_dbid(optional):
integer
The database ID of the PDB for the sampled session.
-
con_id(optional):
integer
The ID of the container that CON_DBID identifies.
-
cpu_time_delta(optional):
integer
Delta value of CPU time (in microseconds) used by this cursor for parsing/executing/fetching.
-
cpu_time_total(optional):
integer
Cumulative value of CPU time (in microseconds) used by this cursor for parsing/executing/fetching.
-
dbid(optional):
integer
Database ID for the snapshot.
-
direct_writes_delta(optional):
integer
Delta value of direct writes.
-
direct_writes_total(optional):
integer
Cumulative value of direct writes.
-
disk_reads_delta(optional):
integer
Delta number of disk reads for this child cursor.
-
disk_reads_total(optional):
integer
Cumulative number of disk reads for this child cursor.
-
elapsed_time_delta(optional):
integer
Delta value of elapsed time (in microseconds) used by this cursor for parsing/executing/fetching.
-
elapsed_time_delta_s_per_exec(optional):
number
Average elapsed time (in seconds) for parsing/executing/fetching across all recorded executions.
-
elapsed_time_total(optional):
integer
Cumulative value of elapsed time (in microseconds) used by this cursor for parsing/executing/fetching. If the cursor uses parallel execution, then ELAPSED_TIME_TOTAL is the cumulative time for the query coordinator, plus all parallel query slave processes.
-
end_interval_time(optional):
string
Time at the end of the snapshot interval; the actual time the snapshot was taken.
-
end_of_fetch_count_delta(optional):
integer
Delta number of times this cursor was fully executed since the cursor was brought into the library cache. The value of this statistic is not incremented when the cursor is partially executed, either because it failed during the execution or because only the first few rows produced by this cursor are fetched before the cursor is closed or re-executed.
-
end_of_fetch_count_total(optional):
integer
Cumulative number of times this cursor was fully executed since the cursor was brought into the library cache. The value of this statistic is not incremented when the cursor is partially executed, either because it failed during the execution or because only the first few rows produced by this cursor are fetched before the cursor is closed or re-executed. By definition, the value of the END_OF_FETCH_COUNT column should be less or equal to the value of the EXECUTIONS column.
-
error_count(optional):
integer
Number of errors occurring in the tables for the particular snapshot.
-
executions_delta(optional):
integer
Delta number of executions that took place on this object since it was brought into the library cache.
-
executions_total(optional):
integer
Cumulative number of executions that took place on this object since it was brought into the library cache.
-
fetches_delta(optional):
integer
Delta number of fetches associated with the SQL statement.
-
fetches_total(optional):
integer
Cumulative number of fetches associated with the SQL statement.
-
flush_elapsed(optional):
string
Amount of time to perform the snapshot.
-
force_matching_signature(optional):
integer
The signature used when the CURSOR_SHARING parameter is set to FORCE.
-
instance_number(optional):
integer
Instance number for the snapshot.
-
invalidations_delta(optional):
integer
Delta number of times this child cursor has been invalidated.
-
invalidations_total(optional):
integer
Cumulative number of times this child cursor has been invalidated.
-
io_interconnect_bytes_delta(optional):
integer
Delta value of number of I/O bytes exchanged between Oracle Database and the storage system.
-
io_interconnect_bytes_total(optional):
integer
Cumulative value of number of I/O bytes exchanged between Oracle Database and the storage system.
-
io_offload_elig_bytes_delta(optional):
integer
Delta value of number of I/O bytes which can be filtered by the Exadata storage system.
-
io_offload_elig_bytes_total(optional):
integer
Cumulative value of number of I/O bytes which can be filtered by the Exadata storage system.
-
io_offload_return_bytes_delta(optional):
integer
Delta value of number of bytes that are returned by the Exadata cell for smart scan only (that is, not including bytes for other database I/O).
-
io_offload_return_bytes_total(optional):
integer
Cumulative value of number of bytes that are returned by the Exadata cell for smart scan only (that is, not including bytes for other database I/O).
-
iowait_delta(optional):
integer
Delta value of user I/O wait time (in microseconds).
-
iowait_total(optional):
integer
Cumulative value of user I/O wait time (in microseconds).
-
javexec_time_delta(optional):
integer
Delta value of Java Execution Time (in microseconds).
-
javexec_time_total(optional):
integer
Cumulative value of Java Execution Time (in microseconds).
-
loaded_versions(optional):
integer
Indicates whether the context heap is loaded (1) or not (0).
-
loads_delta(optional):
integer
Delta number of times the object was either loaded or reloaded.
-
loads_total(optional):
integer
Cumulative number of times the object was either loaded or reloaded.
-
module(optional):
string
Contains the name of the module that was executing at the time that the SQL statement was first parsed, which is set by calling DBMS_APPLICATION_INFO.SET_MODULE.
-
optimized_physical_reads_delta(optional):
integer
Delta value of number of physical reads from the Database Smart Flash Cache or the Exadata Smart Flash Cache by the monitored SQL.
-
optimized_physical_reads_total(optional):
integer
Cumulative value of number of physical reads from the Database Smart Flash Cache or the Exadata Smart Flash Cache by the monitored SQL.
-
optimizer_cost(optional):
integer
Cost of the query given by the optimizer.
-
optimizer_env_hash_value(optional):
integer
Hash Value for the optimizer environment.
-
optimizer_mode(optional):
string
Mode under which the SQL statement is executed.
-
parse_calls_delta(optional):
integer
Delta number of parse calls for this child cursor.
-
parse_calls_total(optional):
integer
Cumulative number of parse calls for this child cursor.
-
parsing_schema_id(optional):
integer
Schema ID that was used to originally build the child cursor.
-
parsing_schema_name(optional):
string
Schema name that was used to originally build the child cursor.
-
parsing_user_id(optional):
integer
User ID that was used to originally build the child cursor.
-
physical_read_bytes_delta(optional):
integer
Delta value of number of bytes read from disks by the monitored SQL.
-
physical_read_bytes_total(optional):
integer
Cumulative value of number of bytes read from disks by the monitored SQL.
-
physical_read_requests_delta(optional):
integer
Delta value of number of physical read I/O requests issued by the monitored SQL.
-
physical_read_requests_total(optional):
integer
Cumulative value of number of physical read I/O requests issued by the monitored SQL.
-
physical_write_bytes_delta(optional):
integer
Delta value of number of bytes written to disks by the monitored SQL.
-
physical_write_bytes_total(optional):
integer
Cumulative value of number of bytes written to disks by the monitored SQL.
-
physical_write_requests_delta(optional):
integer
Delta value of number of physical write I/O requests issued by the monitored SQL.
-
physical_write_requests_total(optional):
integer
Cumulative value of number of physical write I/O requests issued by the monitored SQL.
-
plan_hash_value(optional):
integer
Numerical representation of the SQL plan for the cursor. Comparing one PLAN_HASH_VALUE to another easily identifies whether or not two plans are the same (rather than comparing the two plans line by line).
-
plsexec_time_delta(optional):
integer
Delta value of PL/SQL Execution Time (in microseconds).
-
plsexec_time_total(optional):
integer
Cumulative value of PL/SQL Execution Time (in microseconds).
-
px_servers_execs_delta(optional):
integer
Delta number of PX server executions.
-
px_servers_execs_total(optional):
integer
Cumulative number of PX server executions.
-
rows_processed_delta(optional):
integer
Delta number of rows the parsed SQL statement returns.
-
rows_processed_total(optional):
integer
Cumulative number of rows the parsed SQL statement returns.
-
sharable_mem(optional):
integer
Amount of shared memory used by the child cursor (in bytes).
-
snap_flag(optional):
integer
Condition under which the snapshot was inserted.
-
snap_id(optional):
integer
-
snap_timezone(optional):
string
Snapshot time zone expressed as offset from UTC (Coordinated Universal Time) time zone.
-
sorts_delta(optional):
integer
Delta number of sorts that were done for this child cursor.
-
sorts_total(optional):
integer
Cumulative number of sorts that were done for this child cursor.
-
sql_id(optional):
string
SQL identifier of the parent cursor in the library cache.
-
sql_profile(optional):
string
Name of the applied SQL Profile.
-
startup_time(optional):
string
Startup time of the instance.
-
sum_executions_delta(optional):
integer
Total of all executions that took place on this object since it was brought into the library cache.
-
version_count(optional):
integer
Number of children associated with the cursor.
{
"type":"object",
"properties":{
"begin_interval_time_utc":{
"type":"string",
"description":"Time at the beginning of the snapshot interval in UTC timezone."
},
"startup_time":{
"type":"string",
"description":"Startup time of the instance."
},
"begin_interval_time":{
"type":"string",
"description":"Time at the beginning of the snapshot interval."
},
"end_interval_time":{
"type":"string",
"description":"Time at the end of the snapshot interval; the actual time the snapshot was taken."
},
"flush_elapsed":{
"type":"string",
"description":"Amount of time to perform the snapshot."
},
"error_count":{
"type":"integer",
"description":"Number of errors occurring in the tables for the particular snapshot."
},
"snap_flag":{
"type":"integer",
"description":"Condition under which the snapshot was inserted."
},
"snap_timezone":{
"type":"string",
"description":"Snapshot time zone expressed as offset from UTC (Coordinated Universal Time) time zone."
},
"sql_id":{
"type":"string",
"description":"SQL identifier of the parent cursor in the library cache."
},
"snap_id":{
"type":"integer",
"description":"Unique snapshot ID."
},
"dbid":{
"type":"integer",
"description":"Database ID for the snapshot."
},
"instance_number":{
"type":"integer",
"description":"Instance number for the snapshot."
},
"plan_hash_value":{
"type":"integer",
"description":"Numerical representation of the SQL plan for the cursor. Comparing one PLAN_HASH_VALUE to another easily identifies whether or not two plans are the same (rather than comparing the two plans line by line)."
},
"optimizer_cost":{
"type":"integer",
"description":"Cost of the query given by the optimizer."
},
"optimizer_mode":{
"type":"string",
"description":"Mode under which the SQL statement is executed."
},
"optimizer_env_hash_value":{
"type":"integer",
"description":"Hash Value for the optimizer environment."
},
"sharable_mem":{
"type":"integer",
"description":"Amount of shared memory used by the child cursor (in bytes)."
},
"loaded_versions":{
"type":"integer",
"description":"Indicates whether the context heap is loaded (1) or not (0)."
},
"version_count":{
"type":"integer",
"description":"Number of children associated with the cursor."
},
"module":{
"type":"string",
"description":"Contains the name of the module that was executing at the time that the SQL statement was first parsed, which is set by calling DBMS_APPLICATION_INFO.SET_MODULE."
},
"action":{
"type":"string",
"description":"Contains the name of the action that was executing at the time that the SQL statement was first parsed, which is set by calling DBMS_APPLICATION_INFO.SET_ACTION."
},
"sql_profile":{
"type":"string",
"description":"Name of the applied SQL Profile."
},
"force_matching_signature":{
"type":"integer",
"description":"The signature used when the CURSOR_SHARING parameter is set to FORCE."
},
"parsing_schema_id":{
"type":"integer",
"description":"Schema ID that was used to originally build the child cursor."
},
"parsing_schema_name":{
"type":"string",
"description":"Schema name that was used to originally build the child cursor."
},
"parsing_user_id":{
"type":"integer",
"description":"User ID that was used to originally build the child cursor."
},
"fetches_total":{
"type":"integer",
"description":"Cumulative number of fetches associated with the SQL statement."
},
"fetches_delta":{
"type":"integer",
"description":"Delta number of fetches associated with the SQL statement."
},
"end_of_fetch_count_total":{
"type":"integer",
"description":"Cumulative number of times this cursor was fully executed since the cursor was brought into the library cache. The value of this statistic is not incremented when the cursor is partially executed, either because it failed during the execution or because only the first few rows produced by this cursor are fetched before the cursor is closed or re-executed. By definition, the value of the END_OF_FETCH_COUNT column should be less or equal to the value of the EXECUTIONS column."
},
"end_of_fetch_count_delta":{
"type":"integer",
"description":"Delta number of times this cursor was fully executed since the cursor was brought into the library cache. The value of this statistic is not incremented when the cursor is partially executed, either because it failed during the execution or because only the first few rows produced by this cursor are fetched before the cursor is closed or re-executed."
},
"sorts_total":{
"type":"integer",
"description":"Cumulative number of sorts that were done for this child cursor."
},
"sorts_delta":{
"type":"integer",
"description":"Delta number of sorts that were done for this child cursor."
},
"executions_total":{
"type":"integer",
"description":"Cumulative number of executions that took place on this object since it was brought into the library cache."
},
"executions_delta":{
"type":"integer",
"description":"Delta number of executions that took place on this object since it was brought into the library cache."
},
"px_servers_execs_total":{
"type":"integer",
"description":"Cumulative number of PX server executions."
},
"px_servers_execs_delta":{
"type":"integer",
"description":"Delta number of PX server executions."
},
"loads_total":{
"type":"integer",
"description":"Cumulative number of times the object was either loaded or reloaded."
},
"loads_delta":{
"type":"integer",
"description":"Delta number of times the object was either loaded or reloaded."
},
"invalidations_total":{
"type":"integer",
"description":"Cumulative number of times this child cursor has been invalidated."
},
"invalidations_delta":{
"type":"integer",
"description":"Delta number of times this child cursor has been invalidated."
},
"parse_calls_total":{
"type":"integer",
"description":"Cumulative number of parse calls for this child cursor."
},
"parse_calls_delta":{
"type":"integer",
"description":"Delta number of parse calls for this child cursor."
},
"disk_reads_total":{
"type":"integer",
"description":"Cumulative number of disk reads for this child cursor."
},
"disk_reads_delta":{
"type":"integer",
"description":"Delta number of disk reads for this child cursor."
},
"buffer_gets_total":{
"type":"integer",
"description":"Cumulative number of buffer gets for this child cursor."
},
"buffer_gets_delta":{
"type":"integer",
"description":"Delta number of buffer gets for this child cursor."
},
"rows_processed_total":{
"type":"integer",
"description":"Cumulative number of rows the parsed SQL statement returns."
},
"rows_processed_delta":{
"type":"integer",
"description":"Delta number of rows the parsed SQL statement returns."
},
"cpu_time_total":{
"type":"integer",
"description":"Cumulative value of CPU time (in microseconds) used by this cursor for parsing/executing/fetching."
},
"cpu_time_delta":{
"type":"integer",
"description":"Delta value of CPU time (in microseconds) used by this cursor for parsing/executing/fetching."
},
"elapsed_time_total":{
"type":"integer",
"description":"Cumulative value of elapsed time (in microseconds) used by this cursor for parsing/executing/fetching. If the cursor uses parallel execution, then ELAPSED_TIME_TOTAL is the cumulative time for the query coordinator, plus all parallel query slave processes."
},
"elapsed_time_delta":{
"type":"integer",
"description":"Delta value of elapsed time (in microseconds) used by this cursor for parsing/executing/fetching."
},
"iowait_total":{
"type":"integer",
"description":"Cumulative value of user I/O wait time (in microseconds)."
},
"iowait_delta":{
"type":"integer",
"description":"Delta value of user I/O wait time (in microseconds)."
},
"clwait_total":{
"type":"integer",
"description":"Cumulative value of cluster wait time (in microseconds)."
},
"clwait_delta":{
"type":"integer",
"description":"Delta value of cluster wait time (in microseconds)."
},
"apwait_total":{
"type":"integer",
"description":"Cumulative value of application wait time (in microseconds)."
},
"apwait_delta":{
"type":"integer",
"description":"Delta value of application wait time (in microseconds)."
},
"ccwait_total":{
"type":"integer",
"description":"Cumulative value of concurrency wait time (in microseconds)."
},
"ccwait_delta":{
"type":"integer",
"description":"Delta value of concurrency wait time (in microseconds)."
},
"direct_writes_total":{
"type":"integer",
"description":"Cumulative value of direct writes."
},
"direct_writes_delta":{
"type":"integer",
"description":"Delta value of direct writes."
},
"plsexec_time_total":{
"type":"integer",
"description":"Cumulative value of PL/SQL Execution Time (in microseconds)."
},
"plsexec_time_delta":{
"type":"integer",
"description":"Delta value of PL/SQL Execution Time (in microseconds)."
},
"javexec_time_total":{
"type":"integer",
"description":"Cumulative value of Java Execution Time (in microseconds)."
},
"javexec_time_delta":{
"type":"integer",
"description":"Delta value of Java Execution Time (in microseconds)."
},
"io_offload_elig_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of I/O bytes which can be filtered by the Exadata storage system."
},
"io_offload_elig_bytes_delta":{
"type":"integer",
"description":"Delta value of number of I/O bytes which can be filtered by the Exadata storage system."
},
"io_interconnect_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of I/O bytes exchanged between Oracle Database and the storage system."
},
"io_interconnect_bytes_delta":{
"type":"integer",
"description":"Delta value of number of I/O bytes exchanged between Oracle Database and the storage system."
},
"physical_read_requests_total":{
"type":"integer",
"description":"Cumulative value of number of physical read I/O requests issued by the monitored SQL."
},
"physical_read_requests_delta":{
"type":"integer",
"description":"Delta value of number of physical read I/O requests issued by the monitored SQL."
},
"physical_read_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of bytes read from disks by the monitored SQL."
},
"physical_read_bytes_delta":{
"type":"integer",
"description":"Delta value of number of bytes read from disks by the monitored SQL."
},
"physical_write_requests_total":{
"type":"integer",
"description":"Cumulative value of number of physical write I/O requests issued by the monitored SQL."
},
"physical_write_requests_delta":{
"type":"integer",
"description":"Delta value of number of physical write I/O requests issued by the monitored SQL."
},
"physical_write_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of bytes written to disks by the monitored SQL."
},
"physical_write_bytes_delta":{
"type":"integer",
"description":"Delta value of number of bytes written to disks by the monitored SQL."
},
"optimized_physical_reads_total":{
"type":"integer",
"description":"Cumulative value of number of physical reads from the Database Smart Flash Cache or the Exadata Smart Flash Cache by the monitored SQL."
},
"optimized_physical_reads_delta":{
"type":"integer",
"description":"Delta value of number of physical reads from the Database Smart Flash Cache or the Exadata Smart Flash Cache by the monitored SQL."
},
"cell_uncompressed_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of uncompressed bytes (that is, size after decompression) that are offloaded to the Exadata cells."
},
"cell_uncompressed_bytes_delta":{
"type":"integer",
"description":"Delta value of number of uncompressed bytes (that is, size after decompression) that are offloaded to the Exadata cells."
},
"io_offload_return_bytes_total":{
"type":"integer",
"description":"Cumulative value of number of bytes that are returned by the Exadata cell for smart scan only (that is, not including bytes for other database I/O)."
},
"io_offload_return_bytes_delta":{
"type":"integer",
"description":"Delta value of number of bytes that are returned by the Exadata cell for smart scan only (that is, not including bytes for other database I/O)."
},
"bind_data":{
"type":"string",
"description":"Bind data."
},
"con_dbid":{
"type":"integer",
"description":"The database ID of the PDB for the sampled session."
},
"con_id":{
"type":"integer",
"description":"The ID of the container that CON_DBID identifies."
},
"elapsed_time_delta_s_per_exec":{
"type":"number",
"description":"Average elapsed time (in seconds) for parsing/executing/fetching across all recorded executions."
},
"sum_executions_delta":{
"type":"integer",
"description":"Total of all executions that took place on this object since it was brought into the library cache."
}
}
}
Nested Schema : LinkRelation
Type: object
Show Source
{
"type":"object",
"properties":{
"rel":{
"type":"string"
},
"href":{
"type":"string"
}
},
"required":[
"rel",
"href"
]
}