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V$SQL lists statistics on shared SQL areas without the GROUP BY clause and contains one row for each child of the original SQL text entered. Statistics displayed in V$SQL are normally updated at the end of query execution.
23 Μαΐ 2017 · As to how it works, you can think of it as a query from a table that happens to contain the exact same data as the subquery returns. (Unless the query is dependent on super-query columns, then it gets more complicated to understand).
V$SQL_BIND_CAPTURE displays information on bind variables used by SQL cursors. Each row in the view contains information for one bind variable defined in a cursor. This includes:
V$SQL_BIND_DATA describes, for each distinct bind variable in each cursor owned by the session querying this view: Actual bind data, if the bind variable is user defined. The underlying literal, if the CURSOR_SHARING parameter is set to FORCE and the bind variable is system generated.
Bulk binds can improve the performance when loading collections from a queries. The BULK COLLECT INTO construct binds the output of the query to the collection. To test this create the following table.
1 Νοε 2017 · How can I find out if a SQL used bind variable or not? I know you can check v$sql and get a list of distinct SQLs after translating the constants in the predicates. But if it's using bind variable, shouldn't V$SQL_BIND_CAPTURE have that SQL_ID and also the values really used for the variables?
15 Μαρ 2021 · select INST_ID,SQL_ID,POSITION,NAME,VALUE_STRING from GV$SQL_BIND_CAPTURE where sql_id='g0fdjxptp64bh' and inst_id=1 order by POSITION INST_ID SQL_ID POSITION NAME VALUE_STRING
