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SQL_ID
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VARCHAR2(13)
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SQL identifier
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ADDRESS
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RAW(4 | 8)
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Address of the parent cursor
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CHILD_ADDRESS
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RAW(4 | 8)
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Address of the child cursor
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CHILD_NUMBER
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NUMBER
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Child number
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UNBOUND_CURSOR
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VARCHAR2(1)
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(Y|N) The existing child cursor was not fully built (in other words, it was not optimized)
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SQL_TYPE_MISMATCH
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VARCHAR2(1)
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(Y|N) The SQL type does not match the existing child cursor
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OPTIMIZER_MISMATCH
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VARCHAR2(1)
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(Y|N) The optimizer environment does not match the existing child cursor
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OUTLINE_MISMATCH
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VARCHAR2(1)
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(Y|N) The outlines do not match the existing child cursor
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STATS_ROW_MISMATCH
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VARCHAR2(1)
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(Y|N) The existing statistics do not match the existing child cursor
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LITERAL_MISMATCH
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VARCHAR2(1)
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(Y|N) Non-data literal values do not match the existing child cursor
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FORCE_HARD_PARSE
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VARCHAR2(1)
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(Y|N) For internal use
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EXPLAIN_PLAN_CURSOR
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VARCHAR2(1)
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(Y|N) The child cursor is an explain plan cursor and should not be shared
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BUFFERED_DML_MISMATCH
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VARCHAR2(1)
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(Y|N) Buffered DML does not match the existing child cursor
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PDML_ENV_MISMATCH
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VARCHAR2(1)
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(Y|N) PDML environment does not match the existing child cursor
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INST_DRTLD_MISMATCH
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VARCHAR2(1)
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(Y|N) Insert direct load does not match the existing child cursor
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SLAVE_QC_MISMATCH
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VARCHAR2(1)
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(Y|N) The existing child cursor is a slave cursor and the new one was issued by the coordinator (or, the existing child cursor was issued by the coordinator and the new one is a slave cursor)
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TYPECHECK_MISMATCH
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VARCHAR2(1)
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(Y|N) The existing child cursor is not fully optimized
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AUTH_CHECK_MISMATCH
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VARCHAR2(1)
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(Y|N) Authorization/translation check failed for the existing child cursor
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BIND_MISMATCH
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VARCHAR2(1)
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(Y|N) The bind metadata does not match the existing child cursor
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DESCRIBE_MISMATCH
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VARCHAR2(1)
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(Y|N) The typecheck heap is not present during the describe for the child cursor
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LANGUAGE_MISMATCH
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VARCHAR2(1)
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(Y|N) The language handle does not match the existing child cursor
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TRANSLATION_MISMATCH
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VARCHAR2(1)
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(Y|N) The base objects of the existing child cursor do not match
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BIND_EQUIV_FAILURE
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VARCHAR2(1)
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(Y|N) The bind value’s selectivity does not match that used to optimize the existing child cursor
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INSUFF_PRIVS
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VARCHAR2(1)
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(Y|N) Insufficient privileges on objects referenced by the existing child cursor
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INSUFF_PRIVS_REM
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VARCHAR2(1)
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(Y|N) Insufficient privileges on remote objects referenced by the existing child cursor
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REMOTE_TRANS_MISMATCH
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VARCHAR2(1)
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(Y|N) The remote base objects of the existing child cursor do not match
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LOGMINER_SESSION_MISMATCH
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VARCHAR2(1)
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(Y|N) LogMiner Session parameters mismatch
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INCOMP_LTRL_MISMATCH
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VARCHAR2(1)
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(Y|N) Cursor might have some binds (literals) which may be unsafe/non-data. Value mismatch.
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OVERLAP_TIME_MISMATCH
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VARCHAR2(1)
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(Y|N) Mismatch caused by setting session parameter ERROR_ON_OVERLAP_TIME
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EDITION_MISMATCH
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VARCHAR2(1)
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(Y|N) Cursor edition mismatch
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MV_QUERY_GEN_MISMATCH
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VARCHAR2(1)
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(Y|N) Internal, used to force a hard-parse when analyzing materialized view queries
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USER_BIND_PEEK_MISMATCH
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VARCHAR2(1)
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(Y|N) Cursor is not shared because value of one or more user binds is different and this has a potential to change the execution plan
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TYPCHK_DEP_MISMATCH
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VARCHAR2(1)
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(Y|N) Cursor has typecheck dependencies
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NO_TRIGGER_MISMATCH
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VARCHAR2(1)
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(Y|N) Cursor and child have no trigger mismatch
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FLASHBACK_CURSOR
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VARCHAR2(1)
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(Y|N) Cursor non-shareability due to flashback
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ANYDATA_TRANSFORMATION
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VARCHAR2(1)
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(Y|N) Is criteria for opaque type transformation and does not match
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PDDL_ENV_MISMATCH
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VARCHAR2(1)
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(Y|N) Environment setting mismatch for parallel DDL cursor (that is, one or more of the following parameter values have changed: PARALLEL_EXECUTION_ENABLED, PARALLEL_DDL_MODE, PARALLEL_DDL_FORCED_DEGREE, or PARALLEL_DDL_FORCED_INSTANCES)
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TOP_LEVEL_RPI_CURSOR
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VARCHAR2(1)
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(Y|N) Is top level RPI cursor
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DIFFERENT_LONG_LENGTH
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VARCHAR2(1)
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(Y|N) Value of LONG does not match
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LOGICAL_STANDBY_APPLY
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VARCHAR2(1)
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(Y|N) Logical standby apply context does not match
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DIFF_CALL_DURN
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VARCHAR2(1)
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(Y|N) If Slave SQL cursor/single call
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BIND_UACS_DIFF
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VARCHAR2(1)
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(Y|N) One cursor has bind UACs and one does not
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PLSQL_CMP_SWITCHS_DIFF
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VARCHAR2(1)
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(Y|N) PL/SQL anonymous block compiled with different PL/SQL compiler switches
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CURSOR_PARTS_MISMATCH
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VARCHAR2(1)
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(Y|N) Cursor was compiled with subexecution (cursor parts were executed)
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STB_OBJECT_MISMATCH
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VARCHAR2(1)
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(Y|N) STB is an internal name for a SQL Management Object Mismatch. A SQL Management Object Mismatch means that either a SQL plan baseline, or a SQL profile, or a SQL patch has been created for your SQL statement between the executions. Because a cursor is a read-only entity, a hard parse is forced to be able to create a new cursor that contains information about the new SQL management object related to this SQL statement.
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CROSSEDITION_TRIGGER_MISMATCH
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VARCHAR2(1)
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(Y|N) The set of crossedition triggers to execute might differ
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PQ_SLAVE_MISMATCH
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VARCHAR2(1)
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(Y|N) Top-level slave decides not to share cursor
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TOP_LEVEL_DDL_MISMATCH
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VARCHAR2(1)
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(Y|N) Is top-level DDL cursor
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MULTI_PX_MISMATCH
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VARCHAR2(1)
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(Y|N) Cursor has multiple parallelizers and is slave-compiled
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BIND_PEEKED_PQ_MISMATCH
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VARCHAR2(1)
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(Y|N) Cursor based around bind peeked values
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MV_REWRITE_MISMATCH
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VARCHAR2(1)
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(Y|N) Cursor needs recompilation because an SCN was used during compile time due to being rewritten by materialized view
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ROLL_INVALID_MISMATCH
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VARCHAR2(1)
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(Y|N) Marked for rolling invalidation and invalidation window exceeded
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OPTIMIZER_MODE_MISMATCH
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VARCHAR2(1)
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(Y|N) Parameter OPTIMIZER_MODE mismatch (for example, all_rows versus first_rows_1)
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PX_MISMATCH
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VARCHAR2(1)
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(Y|N) Mismatch in one parameter affecting the parallelization of a SQL statement. For example, one cursor was compiled with parallel DML enabled while the other was not.
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MV_STALEOBJ_MISMATCH
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VARCHAR2(1)
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(Y|N) Cursor cannot be shared because there is a mismatch in the list of materialized views which were stale when the cursor was built
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FLASHBACK_TABLE_MISMATCH
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VARCHAR2(1)
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(Y|N) Cursor cannot be shared because there is a mismatch with triggers being enabled and/or referential integrity constraints being deferred
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LITREP_COMP_MISMATCH
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VARCHAR2(1)
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(Y|N) Mismatch in use of literal replacement
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PLSQL_DEBUG
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VARCHAR2(1)
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(Y|N) Value of the PLSQL_DEBUG parameter for the current session does not match the value used to build the cursor
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LOAD_OPTIMIZER_STATS
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VARCHAR2(1)
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(Y|N) A hard parse is forced to initialize extended cursor sharing
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ACL_MISMATCH
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VARCHAR2(1)
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(Y|N) Cached ACL evaluation result stored in the child cursor is not valid for the current session or user
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FLASHBACK_ARCHIVE_MISMATCH
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VARCHAR2(1)
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(Y|N) Value of the FLASHBACK_DATA_ARCHIVE_INTERNAL_CURSOR parameter for the current session does not match the value used to build the cursor
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LOCK_USER_SCHEMA_FAILED
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VARCHAR2(1)
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(Y|N) User or schema used to build the cursor no longer exists
Note: This sharing criterion is deprecated
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REMOTE_MAPPING_MISMATCH
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VARCHAR2(1)
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(Y|N) Reloaded cursor was previously remote-mapped and is currently not remote-mapped. Therefore, the cursor must be reparsed.
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LOAD_RUNTIME_HEAP_FAILED
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VARCHAR2(1)
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(Y|N) Loading of run-time heap for the new cursor (or reload of aged out cursor) failed
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HASH_MATCH_FAILED
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VARCHAR2(1)
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(Y|N) No existing child cursors have the unsafe literal bind hash values required by the current cursor
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PURGED_CURSOR
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VARCHAR2(1)
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(Y|N) Child cursor is marked for purging
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BIND_LENGTH_UPGRADEABLE
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VARCHAR2(1)
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(Y|N) Bind length(s) required for the current cursor are longer than the bind length(s) used to build the child cursor
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USE_FEEDBACK_STATS
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VARCHAR2(1)
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(Y|N) A hard parse is forced so that the optimizer can reoptimize the query with improved optimizer inputs (for example, cardinality estimates)
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REASON
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CLOB
|
Child number, id, and reason the cursor is not shared. The content of this column is structured using XML.
If this column is null, the FORCE_HARD_PARSE, LOAD_RUNTIME_HEAP_FAILED, and HASH_MATCH_FAILED columns may enable you to determine why the child cursor is not shared.
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CON_ID
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NUMBER
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The ID of the container to which the data pertains. Possible values include:
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0: This value is used for rows containing data that pertain to the entire CDB. This value is also used for rows in non-CDBs.
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1: This value is used for rows containing data that pertain to only the root
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n: Where n is the applicable container ID for the rows containing data
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