advanced sql Functions in Oracle 10G phần 7 docx

... available in PL /SQL since Oracle 7. In the O7 version of Oracle, TABLEs (aka INDEX-BY TABLEs) were introduced in PL /SQL. The PL /SQL TABLE is much like the idea that pro- grammers have of an array. In ... programming arrays; however, in PL /SQL TABLEs, there is flexibility and a connection to SQL with TYPEing with these array-like structures. The use of PL /SQL TYPEing...

Ngày tải lên: 08/08/2014, 18:21

... Version 74 Changing the Final Ordering after Having Added an Analytical Function 75 Using HAVING with an Analytical Function 76 Where the Analytical Functions Can be Used in a SQL Statement 77 More ... categorize Oracle s SQL functions into simple SQL functions, numeric functions, statistical functions, string functions, and date functions. In this chapter, we sel...

Ngày tải lên: 08/08/2014, 18:21

... in analytical functions are most easily explained by way of examples, so let’s begin with the row numbering and ranking functions. The Row-numbering and RankingThe Row-numbering and Ranking Functions There ... Analytical Functions in Oracle (Analytical Functions I) This would give: TRIM(TRIM(B I am asleep Date FunctionsDate Functions Oracle s date functions allow one to...

Ngày tải lên: 08/08/2014, 18:21

... Oracle (Analytical Functions I) Changing the Final OrderingChanging the Final Ordering after Having Added anafter Having Added an Analytical FunctionAnalytical Function The final ORDER BY can ... (actu - ally an equi-join), the WHERE provides the equality condition for the equi-join. 69 Chapter | 3 Adding Ordering to a Joined ResultAdding Ordering to a Joined Result If an ordering is appl...

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... 67. 03 23-JAN-06 67. 51 66.26 67. 51 24-JAN-06 67. 23 67. 03 67. 51 25-JAN-06 67. 43 67. 43 67. 43 26-JAN-06 67. 27 67. 27 67. 43 27- JAN-06 66.85 66.85 67. 43 30-JAN-06 66.95 66.85 67. 27 31-JAN-06 67. 82 66.85 67. 82 01-FEB-06 ... 69.89 07- FEB-06 69.89 69.396 68.60 70 .18 08-FEB-06 70 .18 69 .71 2 68 .76 70 .18 09-FEB-06 70 .18 69.950 69.55 70 .18 Displaying a Running Total Using...

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... YEAR 20 07 Blueberries Mobile 20 07 Blueberries Pensacola 20 07 16650 Cotton Mobile 20 07 45600 Cotton Pensacola 20 07 29600 Lumber Mobile 20 07 5320 Lumber Pensacola 20 07 6 475 Plastic Mobile 20 07 60800 Plastic ... SPREADSHEET Predicate in Oracle s SQL Giving: RN COUNT(*) CERTIFIED REGION 11NE 23NW 34N 42YE 51YW 63Y 77 All of the same information as the previous example...

Ngày tải lên: 08/08/2014, 18:21

... uses REs in a programming language, their use within Oracle will be very similar. The conjunction of string searching, REs, Oracle 10g, and POSIX is that in rewriting the “normal” string functions ... Ct. 21 67 Greenbrier Blvd. 33 Third St. One First Drive 1664 1/2 Springhill Ave 2003 Geaux Illini Dr. 225 Chapter | 7 1 Alice Rischert, “Inside Oracle Database 10g: Writing Bett...

Ngày tải lên: 08/08/2014, 18:21

... mem_type)) Using PL /SQL to Create Functions toUsing PL /SQL to Create Functions to Access ElementsAccess Elements Functions may be created in PL /SQL to manipulate VARRAYs. The functions may be placed in ... ADDRESS_OBJ In the CREATE TABLE command, we defined the column address as referencing address_obj, which is contained in an object table, Address_table. INSERT Values...

Ngày tải lên: 08/08/2014, 18:21

... converting SQL tables into XML for- mats include using the functions XMLAttribute and XMLForest. 5 XML to SQLXML to SQL Creating a SQL structure from an XML document may be done by converting the ... inside the chemical element. 2 Displaying XML in a BrowserDisplaying XML in a Browser XML is designed to transfer data in a standard fashion. Displaying XML data in a browser requ...

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... 67- 68, 71 , 74 and partitioning, 95-96 changing ordering after adding, 75 execution order of, 65 -77 performance implications of using, 80-86 using HAVING clause with, 76 -77 using in a SQL statement, 77 -80 using ... 269, 272 - 273 COLUMN command, 33 using, 33-39 column objects, 273 creating user-defined functions for, 292-2 97 column types, creating, 273 - 274 creating t...

Ngày tải lên: 08/08/2014, 18:21