SP2-0552: Bind variable
Hello
I get this error during the execution of the following:
SQL > DECLARE
2
V_task VARIABLE 3: = "tache_338";
4
5 BEGIN
(6) DBMS_SQLPA.execute_analysis_task
TaskName 7 = >: v_task,.
8 execution_type = > "test run."
9 execution_name = > 'after_change');
10 END;
11.
SP2-0552: Bind "V_TASK" variable not declared.
How should I write this code?
Thank you.
Hello.
Note:
The use of Bind Variables
Bind variables are variables that you create in SQL * Plus and then the reference in PL/SQL or SQL. If you create a variable binding in SQL * Plus, you can use the variable as you would for a variable declared in your PL/SQL subprogram and access the variable from SQL * more. You can use bind variables for things such as the storage of return codes or debug your PL/SQL subprograms.
DECLARE
2
3 v_task vachar2 (32): = "tache_338";
4
5 BEGIN
(6) DBMS_SQLPA.execute_analysis_task
Task_Name 7-online v_task,
execution_type 8-online 'run test ',.
9 execution_name-online 'after_change');
10 END;
11.
See the link: DBMS_SQLPA
Tags: Database
Similar Questions
-
SP2-0552: Bind variable declared not error. Any help please?
Hi Experts,
I have a question about the error I get: SP2-0552: Bind "V_COUNT_TOT_BAL" variable not declared.
I have 'out' parameters declared in my case and even execution of sql script as shown below:
--------------------------------------------------------------------------------------------------------------------------------------------------------
worm off Set
Set serverout on
set linesize 8000
Declare
Variable V_count_dtl_bal NUMBER (10);
Variable V_updat_dtl_bal NUMBER (10);
Variable V_count_tot_bal NUMBER (10);
Begin
execute load_abc.insert_abc_bal(:v_count_dtl_bal,:v_updat_dtl_bal,:v_count_tot_bal);
End;
/
"exit";
--------------------------------------------------------------------------------------------------------------------------------------------------------
Thus, during the execution of this sql script it myself given the above error. However, the result seems good and there is no problem with the data or any other thing that may be affected. I suspect that this error comes from the code in the above sql script.
No idea what I am doing wrong?
Thanks in advance for all entries.Hello
You are mixing how to call a PL/SQL procedure and how to call a procedure directly from SQL * more.
Aweiden show you the correct way to call the PL/SQL procedure.
Here's how you can do it directly from SQL * more
Variable v_count_dtl_bal NUMBER; Variable v_updat_dtl_bal NUMBER; Variable v_count_tot_bal NUMBER; execute load_abc.insert_abc_bal(:v_count_dtl_bal,:v_updat_dtl_bal,:v_count_tot_bal);
In other words, just lost the block structure of PL/SQL: DECLARE, BEGIN, END and /.
Published by: Frank Kulash, November 13, 2008 16:20
Originally NUMBER (10) instead of NUMBER -
SP2-0552: Bind 'MI' undeclared variable
Oracle 11 g 2
For some reason, he thinks that the "MI" in the timestamp is a variable binding.
the problem is with the "'YYYY-MM-DD HH24: * MI *: SS" 'SQL> SELECT 'insert into iswrnew.work_item (assigned_to, work_item_type_rid, fprc_application_rid, request_rid, assigned_date) values ('||t1.assigned_to||', '||t1.work_item_type_rid||', '||t1.fprc_application_rid||', '||t1.request_rid||', '||''''||TO_CHAR(TO_DATE(t1.ASSIGNED_DATE, ''''YYYY-MM-DD HH24:MI:SS''''), ''''MM-DD-YYYY'''')');' FROM fprchr.audit_trail, XMLTable('/xml' PASSING fprchr.audit_trail.old_row COLUMNS --parent_rid NUMBER PATH 'PARENT_RID', assigned_to NUMBER PATH 'ASSIGNED_TO', work_item_type_rid NUMBER PATH 'WORK_ITEM_TYPE_RID', fprc_application_rid NUMBER PATH 'FPRC_APPLICATION_RID', request_rid NUMBER PATH 'REQUEST_RID', assigned_date VARCHAR2(30) PATH 'ASSIGNED_DATE') t1 WHERE audit_trail_rid = 177200 SP2-0552: Bind variable "MI" not declared.
Don't know if I have too many or too few apostrophes.
Would appreciate anyone's help.
Thank you!You have certainly far to much in there! That should do the job - depending on whether you want to insert the converted string to the assigned_date already:
Select ' insert into iswrnew.work_item (assigned_to, work_item_type_rid, fprc_application_rid, request_rid, assigned_date) values ('|) T1.assigned_to | ',' | T1.work_item_type_rid | ',' | T1.fprc_application_rid | ',' | T1.request_rid |', "' | To_char (TO_DATE (t1. (ASSIGNED_DATE, "YYYY-MM-DD HH24:MI:SS"), 'DD-MM-YYYY') | ') ;' de...
-
SP2-0552: Bind "DB_BLOCK_SIZE' undeclared variable.
Hi all
I'm trying to find the fragmentation and space waste in a table using the query below.
My version of oracle :-11.2.0.1.0 Enterprise edition.
A query which I use is: -.
SELECT owner, table_name, last_analyzed, ROUND ((blocs *: db_block_size) /(1024*1024), 2) size_MB.
ROUND ((empty_blocks *: db_block_size) /(1024*1024), 2) EMPTY_MB.
ROUND ((empty_blocks *: db_block_size) /(1024*1024), 2) + ROUND ((num_freelist_blocks *: db_block_size) /(1024*1024), 2) UNUSED_MB.
ROUND (100 * (ROUND ((empty_blocks *: db_block_size) /(1024*1024), 2) +))
ROUND ((num_freelist_blocks *: db_block_size) /(1024*1024), 2)) / ROUND ((blocs *: db_block_size) /(1024*1024), 2), 2) | '%'
UNUSED_PCT
From all_tables
WHERE the <>blocks 0
- and nom_tablespace like '% STORE_DATA '.
AND table_name LIKE 'OBJECTS '.
- AND owner = 'APPUSER.
ORDER BY unused_mb DESC;
end
/
But I get an error like this
SP2-0552: Bind "DB_BLOCK_SIZE' undeclared variable.
Is someone can you please help me what Miss me in the above query. Any kind of help would be appreciated.
Thank you
Soumya
In your select statement you pass as a variable binding db_block_size. The use of a colon (:)) before a variable in a SQL is treated as a bind variable. For your condition, you can get the size of your block of data in the parameter$ v. Here's the updated SQL code the
select owner , table_name , last_analyzed , round((blocks * db_block_size)/(1024*1024),2) size_mb , round((empty_blocks * db_block_size)/(1024*1024),2) empty_mb , round((empty_blocks * db_block_size)/(1024*1024),2) + round((num_freelist_blocks * db_block_size)/(1024*1024),2) unused_mb , round(100*(round((empty_blocks * db_block_size)/(1024*1024),2) + round((num_freelist_blocks * db_block_size)/(1024*1024),2))/round((blocks * db_block_size)/(1024*1024),2),2) || '%' unused_pct from all_tables cross join ( select value db_block_size from v$parameter where name = 'db_block_size' ) where blocks<>0 and table_name like 'OBJECTS' order by unused_mb desc;
-
Hi guys
I need to spend some "student: 1234567" as below mentioned values function... but after having passed this value I get the error message
SP2-0552: Bind variable "1234567" not declared.
Please help me what I am doing wrong.
--------------------------------------------------------------------------------------------------------------
create or replace function func_get_employee (emp_id in varchar2)
return varchar2
as
return_value varchar2 (100);
Start
return_value: = emp_id;
for indx to 0... 20
loop
If (substr (emp_id, 1, 8) = ' :') student then)
return_value: = substr(emp_id,9)
elsif (substr (emp_id, 1, 6) =' location:') then
return_value: = substr(emp_id,7);
elsif (substr (emp_id, 1, 10) ='honorary:') then
return_value: = substr(emp_id,11);
on the other
return_value: = emp_id;
end if;
end loop;
return return_value;
end;
/I have found no problems with your code outside a missing semi colon on line 10
create or replace function func_get_employee(emp_id in varchar2) return varchar2 as return_value varchar2(100); begin return_value := emp_id; for indx in 0 .. 20 loop if (substr(emp_id,1,8) = 'student:') then return_value := substr(emp_id,9); elsif (substr(emp_id,1,6)='staff:') then return_value := substr(emp_id,7); elsif (substr(emp_id,1,10)='honorary:') then return_value := substr(emp_id,11); else return_value := emp_id; end if; end loop; return return_value; end; PRAZY@11gR1> / Function created. Elapsed: 00:00:00.04 PRAZY@11gR1> select func_get_employee('student:1234567') from dual; FUNC_GET_EMPLOYEE('STUDENT:1234567') ---------------------------------------------------------------------- 1234567 Elapsed: 00:00:00.00
Kind regards
Prazy -
Hello
Can anyone help with why I get BIND variable undeclared please?
Here is my file specifications:
create or replace
common package as
is of type recordList RECORD
(
recList VARCHAR2 (100)
);
type recordList_CV is ref cursor return recordList;
PROCEDURE generateRecord (p_owner IN VARCHAR2, p_tableName IN VARCHAR2, recMainlist IN OUT recordList_CV);
end;
File from SQLPlus:
-variable o VARCHAR2 (40);
-variable t VARCHAR2 (40);
var refcusror rc;
-: o: = 'keep ';
-: t: = "employees";
REM exec common.generateRecord(:o,:t,:rec);
execute common.generateRecord('store','employees',:rc);
print the RECS;
Output:
SQL > @common_test.sql
Use: VAR [IABLE] [< variable > [NUMBER |]] TANK | CHAR (n [CHAR |]) BYTE]) |
VARCHAR2 (n [CHAR |]) BYTE]) | NCHAR. NCHAR (n) |
NVARCHAR2 (n) | CLOB | NCLOB | BLOB | BFILE
REFCURSOR | BINARY_FLOAT TYPES | BINARY_DOUBLE]]
SP2-0552: Bind 'RC' variable not declared.
SP2-0552: Bind "REC" undeclared variable.
> var refcusror rc;
Check the spelling.
In addition, REC undeclared.
-
SP2-0552 error in Collections in bulk
Im trying to run this piece of code, but get an error such as displayed below;
-COLLECTIONS IN BULK
DECLARE
CURSOR v_bulk IS
SELECT employee_id
Employees;
TYPE c_array IS TABLE OF v_bulk % ROWTYPE
INDEX BY PLS_INTEGER;
v_array c_array;
BEGIN
OPEN v_bulk.
LOOP
Get the v_bulk COLLECT LOOSE v_array LIMIT 100;
EXIT WHEN v_bulk % NOTFOUND;
DBMS_OUTPUT. Put_line (v_array);
END OF LOOP:
CLOSE V_bulk;
END;
/
Error: Variable binding of the SP2-0552 'CLOSE' not stated
Please help me on this.
Thanks in advance.: after the end of the loop.
should be;
alvinder
-
Estimate of poor cardinality using Bind Variables
Hi I'm using the 11.2.0.4.0 Oracle version. I have a query that is underway for the plan of the poor execution by the estimate of poor cardinality for two tables (I've extracted and published this part only) as I mentioned below, the individual conditions for which the estimate goes bad and moving entire query execution path.
These are for two tables and currently we use BIND variable for them in our code, and I notice, its best estimate gives with literals. I need to know how to handle this scenario that I need this query to execute for all types of volumes. Is there something I can do without changing the code, as it works well for most of the execution? In the current scenario of the main query that uses those below tables providing a plan (index + nested loop) that works very well for small volume, but running for 10 hr + for large volume as ideally its going to the same regime.
And Yes, most time that this request will be hit for small volume, but killing some appearance of large volume presents the performance of the queries.
Here are the values of the variable binding.B1 VARIABLE VARCHAR2 (32);
B2 VARIABLE VARCHAR2 (32);
B3 VARIABLE NUMBER;
B4 VARIABLE VARCHAR2 (32);
B7 VARIABLE VARCHAR2 (32);
B5 VARIABLE NUMBER;
B6 VARIABLE NUMBER;EXEC: B1: = 'NONE ';
EXEC: B2: = NULL;
EXEC: B3: = 0;
EXEC: B4: = NULL;
EXEC: B7: = NULL;
EXEC: B5: = 0;
EXEC: B6: = 0;---- For TABLE1------- -- Published Actual VS Etimated cardinality -- With bind values select * from TABLE1 SF WHERE ( (SF.C1_IDCODE = :B4) OR (NVL (:B4, 'NONE') = 'NONE')) AND ( (SF.C2_ID = :B3) OR (NVL (:B3, 0) = 0)); Plan hash value: 2590266031 ----------------------------------------------------------------------------------------------------------------------------------------------- | Id | Operation | Name | Starts | E-Rows | A-Rows | A-Time | Buffers | Reads | OMem | 1Mem | Used-Mem | ----------------------------------------------------------------------------------------------------------------------------------------------- | 0 | SELECT STATEMENT | | 1 | | 28835 |00:00:00.08 | 2748 | 46 | | | | |* 1 | TABLE ACCESS STORAGE FULL| TABLE1 | 1 | 11 | 28835 |00:00:00.08 | 2748 | 46 | 1025K| 1025K| | ----------------------------------------------------------------------------------------------------------------------------------------------- Predicate Information (identified by operation id): --------------------------------------------------- 1 - storage((("SF"."C1_IDCODE"=:B4 OR NVL(:B4,'NONE')='NONE') AND ("SF"."C2_ID"=:B3 OR NVL(:B3,0)=0))) filter((("SF"."C1_IDCODE"=:B4 OR NVL(:B4,'NONE')='NONE') AND ("SF"."C2_ID"=:B3 OR NVL(:B3,0)=0))) -- With literals select * from TABLE1 SF WHERE ( (SF.C1_IDCODE = null) OR (NVL (null, 'NONE') = 'NONE')) AND ( (SF.C2_ID = 0) OR (NVL (0, 0) = 0)); Plan hash value: 2590266031 -------------------------------------------------------------------------------------------------------------------------------------- | Id | Operation | Name | Starts | E-Rows | A-Rows | A-Time | Buffers | OMem | 1Mem | Used-Mem | -------------------------------------------------------------------------------------------------------------------------------------- | 0 | SELECT STATEMENT | | 1 | | 28835 |00:00:00.03 | 2748 | | | | | 1 | TABLE ACCESS STORAGE FULL| TABLE1 | 1 | 28835 | 28835 |00:00:00.03 | 2748 | 1025K| 1025K| | -------------------------------------------------------------------------------------------------------------------------------------- --------For TABLE2 ----------------------- -- Published Autotrace plan, as it was taking long time for completion, and actual cardinality is 45M, but its estimating 49 With bind value--- --withbind value select * from TABLE2 MTF WHERE ( (MTF.C6_CODE = TRIM (:B2)) OR (NVL (:B2, 'NONE') = 'NONE')) AND ( (MTF.C3_CODE = :B1) OR (NVL (:B1, 'NONE') = 'NONE')) AND ( (MTF.C4_CODE = :B7) OR (:B7 IS NULL)) AND ( (MTF.C5_AMT <= :B6) OR (NVL (:B6, 0) = 0)) AND ( (MTF.C5_AMT >= :B5) OR (NVL (:B5, 0) = 0)); Execution Plan ---------------------------------------------------------- Plan hash value: 1536592532 ----------------------------------------------------------------------------------------------------------- | Id | Operation | Name | Rows | Bytes | Cost (%CPU)| Time | Pstart| Pstop | ----------------------------------------------------------------------------------------------------------- | 0 | SELECT STATEMENT | | 49 | 10437 | 358K (1)| 01:11:43 | | | | 1 | PARTITION RANGE ALL | | 49 | 10437 | 358K (1)| 01:11:43 | 1 | 2 | |* 2 | TABLE ACCESS STORAGE FULL| TABLE2 | 49 | 10437 | 358K (1)| 01:11:43 | 1 | 2 | ----------------------------------------------------------------------------------------------------------- Predicate Information (identified by operation id): --------------------------------------------------- 2 - storage(("MTF"."C4_CODE"=:B7 OR :B7 IS NULL) AND ("MTF"."C3_CODE"=:B1 OR NVL(:B1,'NONE')='NONE') AND ("MTF"."C5_AMT"<=TO_NUMBER(:B6) OR NVL(:B6,0)=0) AND ("MTF"."C5_AMT">=TO_NUMBER(:B5) OR NVL(:B5,0)=0) AND ("MTF"."C6_CODE"=TRIM(:B2) OR NVL(:B2,'NONE')='NONE')) filter(("MTF"."C4_CODE"=:B7 OR :B7 IS NULL) AND ("MTF"."C3_CODE"=:B1 OR NVL(:B1,'NONE')='NONE') AND ("MTF"."C5_AMT"<=TO_NUMBER(:B6) OR NVL(:B6,0)=0) AND ("MTF"."C5_AMT">=TO_NUMBER(:B5) OR NVL(:B5,0)=0) AND ("MTF"."C6_CODE"=TRIM(:B2) OR NVL(:B2,'NONE')='NONE')) -- with literal select * from TABLE2 MTF WHERE ( (MTF.C6_CODE = TRIM (null)) OR (NVL (null, 'NONE') = 'NONE')) AND ( (MTF.C3_CODE = 'NONE') OR (NVL ('NONE', 'NONE') = 'NONE')) AND ( (MTF.C4_CODE = null) OR (null IS NULL)) AND ( (MTF.C5_AMT <= 0) OR (NVL (0, 0) = 0)) AND ( (MTF.C5_AMT >= 0) OR (NVL (0, 0) = 0)); Execution Plan ---------------------------------------------------------- Plan hash value: 1536592532 ----------------------------------------------------------------------------------------------------------- | Id | Operation | Name | Rows | Bytes | Cost (%CPU)| Time | Pstart| Pstop | ----------------------------------------------------------------------------------------------------------- | 0 | SELECT STATEMENT | | 45M| 9151M| 358K (1)| 01:11:41 | | | | 1 | PARTITION RANGE ALL | | 45M| 9151M| 358K (1)| 01:11:41 | 1 | 2 | | 2 | TABLE ACCESS STORAGE FULL| TABLE2 | 45M| 9151M| 358K (1)| 01:11:41 | 1 | 2 | ----------------------------------------------------------------------------------------------------------- select column_name,num_nulls,num_distinct,density from dba_tab_col_statistics where table_name='TABLE2' and column_name in ('C3_CODE','C4_CODE','C5_AMT','C6_CODE'); C3_CODE 0 65 0.0153846153846154 C4_CODE 0 2 0.5 C5_AMT 0 21544 4.64166357222429E-5 C6_CODE 1889955 71 0.0140845070422535
933257 wrote:
((SF. C1_IDCODE =: B4) OR (NVL (: B4, 'NONE') = 'NONE'))
In fact for literals, I did not find any section of the predicate after running the sql code with activation "set autotrace traceonly explain."
The main problem is with another large query whose cardinality is underestimated due to the presence of these table (table1, table2) with the above mentioned clause, and the query is for the analysis of index + nested with values of Bind loops and take 10 hr +, whereas with literals, its completion in ~ 8minutes with FTS + Hash Join.
Your real problem is that you try to have just a single SQL query handle all POSSIBLE thanks to the use of embedded FILTERS ' either / or ' filters in the WHERE clause. You want only a select this OPTION to run whatever filters have been selected at run time by the user or the application using it. And it would never work. You really need to SELECT different queries for different combinations of filter conditions.
Why? Think for a minute. How Oracle works internally? A SQL SELECT query gets analyzed and an execution plan is produced which is stored in the library cache and gets REUSED on all subsequent executions of this query - except in certain cases where there may exist several plans run through several cursors of the child. So with only SELECT a query you only AN execution plan in the library cache, to be used by all THE executions of this query, regardless of the value of your run-time binding variables.
Lets put another way - each library cache execution plan is associated with a SQL statement. If you want a DIFFERENT execution plan then you need run a DIFFERENT SQL statement. That's how you get a different execution plan - by running a different SQL statement. Running the SAME SQL query generally you will get the SAME execution plan every time.
In addition, because of the "either / or" filters that you use you will end up generally with a full Table Scan on each of the referenced tables. Why? Given that the optimizer must produce an implementation plan that manages all possible contingencies for all values of possible bind variables in the SELECT. If the optimizer should choose to use any index based on one of these "either / or" filters then it would only help performance when real value was provided, but it would be really bad if a NULL value was supplied. If the optimizer ends up ignoring the index because they are not always optimal for all possible input values and instead chose a plan that is "good enough" for all input values possible. That means that it will use a scanning Table full.
I hope you can see that it is precisely what is happening for you with your query. You select this OPTION to manage the different combinations of filter, which leads to the execution plan only one, which leads to scans full Table on the referenced tables in these ' either / or ' filters.
The solution? Build queries SELECT DIFFERENT when input values are NULL. How you do that? Read this article to ask Tom that tells you:
http://www.Oracle.com/technetwork/issue-archive/2009/09-Jul/o49asktom-090487.html
To sum up - when you have real value for a bind variable 'bind_var1' add the following filter to your CHOICE:
AND column_name1 =: bind_var1
When the binding variable is NULL, add the filter according to your CHOICE:
AND (1 = 1 OR: bind_var1 IS NULL)
Now, you'll have 2 queries SELECT must be performed, which have exactly the same number of variables in the same order bind, which is important. When you then run one of these variations, Oracle can analyze and optimize each one SEPARATELY, with a single execution by the SELECT query plan.
When you provide a real value, the filter is a normal 'column = value' that the optimizer can use all indexes on this column, because NULL values are not referenced.
When there is no real value, the optimizer will analyze the '1 = 1 GOLD' and realize that "1 = 1" is set to TRUE and GOLD, it is quite TRUE regardless because the binding variable is null or not. This means that the optimizer will actually REMOVE this filter, because it filters nothing because it is always TRUE. You will end up with an operating plan based on the other filters in the query, which is what you want because you have no filter on this column.
What is it - producing distinct SELECT queries to determine if you have a real value to filter or not you end up with DIFFERENT execution plans for each of them, and each of them is OPTIMAL for this particular set of filters. Now you get good performance for each variation of the performance of the SELECTION, rather than sometimes good and sometimes very bad when using SELECT only one. It is impossible to try to get multiple shots of execution 'optimal' out of a SELECT query. That's why you get mediocre performance under different bound the values of the variables.
John Brady
-
Estimates of cardinality for index range scan with bind variables
Oracle 11.2.0.4
I am struggling to explain that the cardinality estimates for a scan of the index systematic range when using the bind variable.
Consider the following query:
SELECT /*+ INDEX(t1) */ * FROM t1 WHERE source_id <= ?;
Cardinalities for the INDEX RANGE SCAN and ACCESS of the TABLE are the same for different literal predicates, for example, source_id < = 5:
------------------------------------------------------------------------------------ | Id | Operation | Name | Rows | Bytes | Cost (%CPU)| Time | ------------------------------------------------------------------------------------ | 0 | SELECT STATEMENT | | 50 | 350 | 12 (0)| 00:00:01 | | 1 | TABLE ACCESS BY INDEX ROWID| T1 | 50 | 350 | 12 (0)| 00:00:01 | |* 2 | INDEX RANGE SCAN | IX1 | 50 | | 2 (0)| 00:00:01 | ------------------------------------------------------------------------------------ Predicate Information (identified by operation id): --------------------------------------------------- 2 - access("SOURCE_ID"<=5)
If a variable binding is used instead of a literal, the overall selectivity is 5%. However, why the optimizer based on CSSTidy gives a cardinality estimated 11 for the scan of the index systematic range? As with the predicates literal, surely the cardinalities of the index range scan and access table should be the same?
------------------------------------------------------------------------------------ | Id | Operation | Name | Rows | Bytes | Cost (%CPU)| Time | ------------------------------------------------------------------------------------ | 0 | SELECT STATEMENT | | 50 | 350 | 5 (0)| 00:00:01 | | 1 | TABLE ACCESS BY INDEX ROWID| T1 | 50 | 350 | 5 (0)| 00:00:01 | |* 2 | INDEX RANGE SCAN | IX1 | 11 | | 2 (0)| 00:00:01 | ------------------------------------------------------------------------------------ Predicate Information (identified by operation id): --------------------------------------------------- 2 - access("SOURCE_ID"<=TO_NUMBER(:A))
Unit test code:
CREATE TABLE t1 ( id NUMBER , source_id NUMBER ); CREATE INDEX ix1 ON t1 (source_id); INSERT INTO t1 SELECT level , ora_hash(level,99)+1 FROM dual CONNECT BY level <= 1000; exec DBMS_STATS.GATHER_TABLE_STATS(user,'T1') EXPLAIN PLAN FOR SELECT /*+ INDEX(t1) */ * FROM t1 WHERE source_id <= 5; SELECT * FROM TABLE(dbms_xplan.display); EXPLAIN PLAN FOR SELECT /*+ INDEX(t1) */ * FROM t1 WHERE source_id <= :a; SELECT * FROM TABLE(dbms_xplan.display);
There are various places where the optimizer uses an assumption, and lie unpeekable (and of Villa "unknowable value") introduced guess.
For unpeekable binds the conjecture for column<= {unknown}="" is="" 5%="" for="" table="" access="" (hence="" 50="" rows="" out="" of="" 1,000),="" but="" it's="" 0.009="" for="" index_column="">=><= {unknown},="" which="" means="" i="" was="" expecting="" to="" see="" 9="" as="" the="" row="" estimate="" on="" the="" index="" range="">=>
I just ran some quick tests, and EXPLAIN the PLAN seems to just use 0.011 selectivity in this case (in different versions of Oracle) although if we do the bind variable unpeekable at run time (and sample dynamic block etc.) optimization for execution is 0.009%.
Concerning
Jonathan Lewis
Update: and this is a very old reference to the 0.009 (and 0.0045 for ' between the ' when it is applied to a clue: cost based Oracle - access Chapter 4 single B-tree )
-
Bind Variables on the view objects child definition
JDeveloper 12 c
I have an interesting question. I have a view (AisWebModulePrivsVO) object that uses a bindvariable hardcoded in the view object.
SELECT * FROM SYS. DBA_ROLE_PRIVS where DEALER =: bvUserName
If I put this in the request module I can programmatically set the variable binding (view object contains the getter/setter for the binding variable).
AisWebModulePrivsVOImpl voTest = am.getAisWebModulePrivsVI ();
voTest.setbvUserName ("ARAWLS");
voTest.executeQuery ();
System.out.println ("test reports:" + voTest.getRowCount ());
and get the correct number of records based on return on the user and database roles. If it works.
What does NOT work, it is when this display object is a recording of 'the child' to another display object (as specified by a link between the two and by setting the object from a point of view as one child of the other in the module of the application).
AppModule looks like this:
CgRefCodesVO
AisWebModulePrivsVO
In this case, I have a view called cgRefCodeVO parent object. There is a link between this and the AisWebModulePrivsVO. The relationship works.
AISMenuAppModuleImpl m = ADFUtils.getApplicationModuleForDataControl (appMod) (AISMenuAppModuleImpl);
CgRefCodesVOImpl cgRefVO = am.getCgRefCodes1 ();
AisWebModulePrivsVOImpl modsVO = am.getAisWebModulePrivs1 ();
modsVO.setbvDBUserName ("ARAWLS"); This doesn't seem to work here...
cgRefVO.executeQuery ();
All lines rs = cgRefVO.getRowSet ();
RS. Reset();
While (rs.hasNext ()) {}
CgRefCodesVORowImpl CgRefRow = rs.next ((CgRefCodesVORowImpl));
System.out.println ("RvLowValue:" + CgRefRow.getAttribute ("RvLowValue"));
RowIterator aisModulesRowIter = CgRefRow.getAisWebModulePrivs ();
System.out.println ("number of children:" + aisModulesRowIter.getRowCount ());
}
The code compiles and runs. She translates: "County of the child: 0" for each row returned by the
I also tried:
VM VariableValueManager = modsVO.ensureVariableManager ();
vm.setVariableValue ("bvDBUserName", "ARAWLS");
And:
modsVO.setNamedWhereClauseParam ("bvDBUserName", "ARAWLS");
and (of ( )
@Override
protected void executeQueryForCollection (Object, object, Object [] object2, int i) {}
I coded everything hard to see if it would work.
setNamedWhereClauseParam ("bvDBUserName", "ARAWLS");
super.executeQueryForCollection (object, object2, i);
}
and from there, I changed around the order to execute the objects in view.
How can I set the variable binding in the object view child?
Thank you
Stuart
It is an interesting example how ADF works up to a certain point... then you need to start to make cuts to modify its behavior as you wish.
I decided that it was just easier to delete 'the child' parent (in the app module) and create a view of criteria on this subject for what would basically query the records to get the same results, like a child.
Perhaps not as elegant, but so much easier.
Thanks for your help.
Stuart
-
SQL * more substitution vs bind variable question
Hi all, I am trying to automate some SQL within SQL codes * more script that is triggered by a script .bat, the only parts that change are Dates...
example:
create table blah as
Select * from table
WHERE DATE between start_date and END_DAY;
the DATE is a numeric field, YYYYMMDD
The script runs always at the beginning of a new week, so a Monday, unless a public holiday, then a Tuesday.
The END_DAY is * always * last Friday and I realized that:
variable L_FRIDAY char (15);
Start
Select to_char (next_day(sysdate-7,'FRIDAY'), 'YYYYMMDD') as Last_Friday in: double L_FRIDAY;
end;
/
The thing is that I get an error when I try to use the binding variable?
create table blah as
Select * from table
WHERE DATE between start_date and: L_FRIDAY;
Then once I found the end date, I was going to use add_months(L_FRIDAY,-12) for previous 12 months for the start_date...
When I tried to use a variable Substitution I could just hard code the date, but I can not or do not know how to set the value of this exec to the variable?
Help!
:-)
Basically my research reveals that - Bind variables are not allowed for operations of data definition, use substutions instead of bind variables
I need an automated way to find the END_DAY which is last Friday and START_DATE that is 12 months before Friday and refer to those in the SQL without errors.
Hello
Kodiak_Seattle wrote:
Hi all, I am trying to automate some SQL within SQL codes * more script that is triggered by a script .bat, the only parts that change are Dates...
example:
create table blah as
Select * from table
WHERE DATE between start_date and END_DAY;
the DATE is a numeric field, YYYYMMDD
The script runs always at the beginning of a new week, so a Monday, unless a public holiday, then a Tuesday.
The END_DAY is * always * last Friday and I realized that:
variable L_FRIDAY char (15);
Start
Select to_char (next_day(sysdate-7,'FRIDAY'), 'YYYYMMDD') as Last_Friday in: double L_FRIDAY;
end;
/
The thing is that I get an error when I try to use the binding variable?
create table blah as
Select * from table
WHERE DATE between start_date and: L_FRIDAY;
Then once I found the end date, I was going to use add_months(L_FRIDAY,-12) for previous 12 months for the start_date...
When I tried to use a variable Substitution I could just hard code the date, but I can not or do not know how to set the value of this exec to the variable?
Help!
:-)
Basically my research reveals that - Bind variables are not allowed for operations of data definition, use substutions instead of bind variables
I need an automated way to find the END_DAY which is last Friday and START_DATE that is 12 months before Friday and refer to those in the SQL without errors.
Or SQL * more bind variable or variable substitution can be DATEs. The best you can do is set a different type, as a string, representing a date. A string as June 19, 2015"represents a date, but so strings like 'SYSDATE' and ' SYSDATE - 7', so you can do something like this:
SET l_friday = ' NEXT_DAY ((SYSDATE-7), 'FRIDAY').
DEFINE start_date = "ADD_MONTHS (& l_friday, - 12)"
SELECT & start_date AS t_n
, & l_friday AS l_f
OF the double
;
Output (when executed on 25 June 2015):
L_F T_N
----------- -----------
June 19, 2014 19 June 2015
-
R12 Extension with bind variables-how VO EO
Hello
I extended an APInvDistAllVO view object by adding two fields which are functions. Basically, in the invoice approval screen, I want to add two fields where the distribution of the invoice is shown.
the SQL contained in jdeveloper when you extend the VO object is different from the query, what I see in the invoice approval page by clicking on the APInvDistAllVO link. There are two bind variable: 1 = invoice_id and: 2 = line_number being added dynamically.
After the extension of the view object, the invoice distribution line is displayed as no record found. In my opinion, it is due to not having bind variables does not correct parameters being passed, and under this point of view object is an object depending on the invoice header record.
Will be very grateful if someone can provide the way forward in dealing with this situation.
Rgds
Fahad
User, please ask your question in the forum OA Framework .
Timo
-
EO base extension VO with bind variables and display - How To link
Hello
I extended an APInvDistAllVO view object by adding two fields which are functions. Basically, in the invoice approval screen, I want to add two fields where the distribution of the invoice is shown.
The SQL contained in jdeveloper when you extend the VO object is different from the query, what I see in the invoice approval page by clicking on the APInvDistAllVO link. There are two bind variable: 1 = invoice_id and: 2 = line_number being added dynamically. After the extension of the view object, the invoice distribution line is displayed as no record found.
In my opinion, it is due to not having bind variables does not correct parameters being passed, and under this point of view object is an object depending on the invoice header record. There is a link to the original View object as well. Will be very grateful if someone can provide the way forward in dealing with this situation.
Rgds Fahad
Hi AJ
He worked after changing the style of bind.
Thank you very much.
Rgds
Fahad
-
Passing literal as a bind variable in Jena
Hi all
We are able to use bind variable with the id RDFVID. However, if we want to check for a literal using the jena/joseki adapter we are not able to perform the same operation. In our case the literal is of type string.
We use:
* WLS 12.1.0.3.
* Adapter Jena 2.11.1.
* Joseki 3.4.4.
* ARQ 2.9.2.
We try to run the following query on the stop of joseki.
PREFIX foaf: http://xmlns.com/FOAF/0.1/ >
PREFIX vcard: http://www.w3.org/2001/vCard-RDF/3.0# >
PREFIX xsd: http://www.w3.org/2001/XMLSchema# >
PREFIX oext: < http://Oracle.com/Semtech/Jena-adaptor/ext/function# >
PREFIX ORACLE_SEM_FS_NS: http://Oracle.com/Semtech#no_fall_back, ALLOW_DUP = T, s2s >
PREFIX ORACLE_SEM_HT_NS: http://Oracle.com/Semtech#monitor >
PREFIX ORACLE_SEM_UEAP_NS: http://oracle.com/semtech#f$ RDFVID % 20 (ORACLE_ORARDF_RES2VID(?)) >
PREFIX ORACLE_SEM_UEPJ_NS: http://Oracle.com/Semtech#f $RDFVID >
PREFIX ORACLE_SEM_UEBV_NS: http://Oracle.com/Semtech# 'Lee' >
SELECT? f
WHERE
{graph? g {? vcard:N p? vn.}}
? VN vcard:Family? f.
? FOAF:title p 'Sen'.}
}
The result set is empty. Replace the line 'ORACLE_SEM_UEBV_NS PREFIX: <http://oracle.com/semtech# "Lee"> "by any Variant is to be given an error or the empty set. (Some variants (& quot;)) Lee & quot; Lee, "Lee" & #39; Lee & #39; )
When we use the generated SQL code of jena/joseki, we are able to get the right result if we execute the query even in SQLDeveloper. To use the variable binding is "Lee" (the binding variable is the price included). This will give you a correct result in withdrawal.
Kind regards
Max
Hi Max,.
In the area of the UEBV, you must put "Lee" encoded in URL string
Please, try the following and see if it helps.
% 22Lee % 22
Thank you
Zhe Wu
-
Bind variables in SPARQL WLS jena queries
Hi all
We read about the possibilities of support of jena to bind the variables in the documentation (http://docs.oracle.com/cd/E11882_01/appdev.112/e25609/sem_jena.htm#RDFRM248). The problem has been addressed in the next section on 14 June 2014 (Bind Variables in SPARQL queries). However, we are facing other problems.
We use:
* WLS 12.1.3.0.0
* adapter jena 2.11.1.
* Joseki 3.4.4.
* ARQ 2.9.2.
We try to run the following query on the stop of joseki.
PREFIX foaf: http://xmlns.com/FOAF/0.1/ >
PREFIX vcard: http://www.w3.org/2001/vCard-RDF/3.0# >
PREFIX ORACLE_SEM_FS_NS: http://Oracle.com/Semtech#no_fall_back, ODS = 6, ALLOW_DUP = T, s2s >
PREFIX ORACLE_SEM_HT_NS: http://Oracle.com/Semtech#monitor >
PREFIX ORACLE_SEM_UEAP_NS: http://Oracle.com/Semtech#f$ RDFVID % 20 to (?) >
PREFIX ORACLE_SEM_UEPJ_NS: http://Oracle.com/Semtech#f $RDFVID >
PREFIX ORACLE_SEM_UEBV_NS: http://Oracle.com/Semtech#1264839720472151591 >
SELECT? f? g
WHERE
{graph? g {? vcard:N p? vn.}}
? VN vcard:Family? f.
? FOAF:title p 'Sen'.}
}
However, the result that we get back does not use the variable binding. It returns the entire list without UEAP/UEPJ/UEBV.
Is there something that I missed in the documentation or should I define some variables for the use of bind variables?
Kind regards
Max
Hi Max,.
Can you please define the following JVM property to the WLS and restart the middle range?
-Doracle.spatial.rdf.client.jena.allowAP = true
This configuration is only necessary when running a variable binding based SPARQL query from a web service endpoint.
Let me know if this can help,
Zhe Wu
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