Oracle Built−in Packages- P127 doc

... 4, so that Oracle uses four processes to perform the refresh. 14.2.2.2 The DBMS_REFRESH.DESTROY procedure Call the DESTROY procedure to destroy a snapshot group. For both Oracle7 and Oracle8 , you ... Groups 622 heap_size (Oracle8 only) Used only if parallelism > 0. Sets the maximum number of transactions to be examined simultaneously for determining parallel scheduling. Oracle dete...

Ngày tải lên: 07/07/2014, 00:20

... to a specific Oracle error number using the PRAGMA EXCEPTION_INIT statement. The packaged program issues a RAISE statement. Returns the Oracle error number. Returns the standard Oracle error message ... statement. Returns the Oracle error number. Returns the standard Oracle error message text. You can handle it [Appendix A] What's on the Companion Disk? 1.3.4 Exception Handling...

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... exceptions, nor does it give names to existing Oracle error numbers. Instead, a program in the package simply raises one of the errors defined in the Oracle documentation. You can then handle this exception ... Handling and Built−in Packages 22 /* SQLERRM returns the standard Oracle error message */ NOTE: You will not be able to write a statement like WHEN DBMS_DEFER.UPDATECONFLICT i...

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... variable. <datatype> may be any of the following: BFILE BLOB CLOB CHARACTER SET ANY_CS DATE MLSLABEL /*Trusted Oracle only*/ NUMBER VARCHAR2 CHARACTER SET ANY_CS_ARRAY Here is an example of binding the current ... (the_cursor, 'call_type', :call.call_status); where the two bind values are items in an Oracle Forms screen. Since BIND_VARIABLE is overloaded, I can call it wit...

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... nextbook; CREATE TABLE nextbook (title VARCHAR2(100), text LONG); INSERT INTO nextbook VALUES (&apos ;Oracle PL/SQL Quick Reference', RPAD ('INSTR ', 256, 'blah1 ') || RPAD ... VARCHAR2, col IN VARCHAR2, whr IN VARCHAR2 := NULL, pieces IN OUT DBMS_SQL.VARCHAR2S) /* Requires Oracle 7.3 or above */ IS cur PLS_INTEGER := DBMS_SQL.OPEN_CURSOR; fdbk PLS_INTEG...

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... string! Notice how I have shifted from dealing with the low−level details of the DESCRIBE_COLUMNS built−in to manipulating all that data through a clear, easy−to−use API. It is not as though the

Ngày tải lên: 07/07/2014, 00:20

... of rows −− but the index−by table I fill up depends on the &2 or second argument: the Oracle7 or Oracle8 versions. Once the tables have their data, I pass them to the appropriate version ... of index−by tables (called PL /SQL tables in Oracle7 ). These structures are like single−dimension arrays and are described in detail in Chapter 10 of Oracle PL /SQL Programming. With this featur...

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... NLS characters. • Pipenames must not begin with "ORA$", as these names are reserved for use by Oracle Corporation. 3.1.5.1.3 Example This example shows the use of SEND_MESSAGE to send a message ... Interrupted 3.1.5.2.1 Exceptions The program does not raise any package exceptions. The following Oracle exceptions are raised if the user attempts to receive a message on a pipe bel...

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... Started with DBMS_ALERT The DBMS_ALERT package is created when the Oracle database is installed. The dbmsalrt.sql script (found in the built−in packages source code directory, as described in Chapter ... which is normally run immediately after database creation. Under Oracle7 , no privileges are automatically granted on DBMS_ALERT. Under Oracle8 , the EXECUTE_CATALOG_ROLE role is grante...

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... resources. The Oracle database manages concurrent, multiuser contention for data using sophisticated locking mechanisms. This chapter describes two packages that provide interfaces to the Oracle lock ... Started with DBMS_LOCK The DBMS_LOCK package is created when the Oracle database is installed. The dbmslock.sql script (found in the built−in packages source code directory, as descri...

Ngày tải lên: 07/07/2014, 00:20