Tài liệu Oracle PLSQL Language- P8 ppt

... 0) Oracle8 provides functions in the dbms_rowid package to convert between the new formats of rowids. Usually (and always in Oracle7 ), a rowid will uniquely identify a row of data. Within Oracle8 , ... to work against both Oracle and non -Oracle data sources, you should avoid any references to the rowid pseudo-column and the ROWID datatype. 4.2.4 The Boolean Datatype The Oracle R...

Ngày tải lên: 21/01/2014, 08:20

... the PL/SQL Table Oracle PL/SQL Programming, 2nd Edition Next: 10.9 Working with PL/SQL Tables 10.7 Clearing the PL/SQL Table Book Index 10.9 Working with PL/SQL Tables The Oracle Library Navigation ... www.verypdf.com to remove this watermark. company_tab.EXISTS(15) By using the member-method syntax, Oracle is able to distinguish the PL/SQL table functions such as EXISTS and DEL...

Ngày tải lên: 21/01/2014, 08:20

... Built-In Functions Oracle PL/SQL Programming, 2nd Edition Next: 11.2 Character Function Examples III. Built-In Functions Book Index 11.2 Character Function Examples The Oracle Library Navigation ... concatenate that string into a larger string, the resulting SQL statement (created dynamically by Oracle Forms in Query Mode) fails, because there are unbalanced single quotes in th...

Ngày tải lên: 26/01/2014, 08:20

... 'NLS_DATE_LANGUAGE=Spanish') ==> 12-APR-1991 Any Oracle errors between ORA-01800 and ORA-01899 are related to the internal Oracle date function and can arise when you encounter date ... Conversion Formats Oracle PL/SQL Programming, 2nd Edition Next: 14.3 Conversion Function Examples 14.1 Conversion Formats Book Index 14.3 Conversion Function Examples The Oracle Lib...

Ngày tải lên: 26/01/2014, 08:20

... existing applications. Previous: 18.2 Oracle Objects Example Oracle PL/SQL Programming, 2nd Edition Next: 18.4 Manipulating Objects in PL/SQL and SQL 18.2 Oracle Objects Example Book Index 18.4 ... except that they are assigned by Oracle. When you create a table of objects, Oracle adds a hidden field that will hold the object identifier for each object. Oracle also automatica...

Ngày tải lên: 26/01/2014, 08:20

... database language and a range of Oracle development tools. Where a package, program, or function is supported only for a particular version of Oracle (e.g., Oracle8 i), we indicate this in the ... (FFF) is the absolute (Oracle 7) or relative (Oracle8 ) file number. BBBBBBBB (BBBBBB) is the block number within the file. RRRR (RRR) is the row number within the block. UROWID (Oracle8 i) U...

Ngày tải lên: 24/12/2013, 02:17

... remove this watermark. Previous: 1.14 Packages Oracle PL/SQL Language Pocket Reference Next: 1.16 Oracle8 Objects 1.14 Packages 1.16 Oracle8 Objects The Oracle Library Navigation Copyright (c) ... AUTHID of CURRENT_USER (Oracle8 i). Previous: 1.11 Records in PL/SQL Oracle PL/SQL Language Pocket Reference Next: 1.13 Triggers 1.11 Records in PL/SQL 1.13 Triggers The Oracle Libra...

Ngày tải lên: 24/12/2013, 02:17

... mapping of SQL types to Java types. Oracle extensions exist for Oracle- specific datatypes. Most datatype mappings are relatively straightforward, but passing Oracle8 objects of a user-defined ... harder than one would think. Oracle provides a JPublisher tool that generates the Java required to encapsulate an Oracle8 object and its corresponding REF. Refer to Oracle& apos;s JPublish...

Ngày tải lên: 24/12/2013, 02:17

... Work Queue with SELECT FOR UPDATE queuing, advanced : 1.4.7.2. Oracle/ AQ, the Advanced Queueing Facility queuing facility C.3. Oracle AQ, the Advanced Queueing Facility administration of : ... C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | Y | Z The Oracle Library Navigation Copyright (c) 2000 O'Reilly & Associates. All rights reser...

Ngày tải lên: 21/01/2014, 08:20