procedures triggers and user defined functions

... marks of others xii Stored Procedures, Triggers, and User- Defined Functions on DB2 Universal Database for iSeries Preface Stored procedures, triggers, and user- defined functions (UDFs) are the ... Functions on DB2 Universal Database for iSeries User- defined functions and user- defined table functions UDFs and user- defined table functions (UDTFs) are user- written programs that enrich the functionality ... Database for iSeries 10 Stored Procedures, Triggers, and User- Defined Functions on DB2 Universal Database for iSeries Chapter Stored procedures, triggers, and user- defined functions: Order entry application...

Ngày tải lên: 17/03/2014, 00:20

... FUNCTION để tạo UDFs cách sử dụng tiện ích SQL Query Analyzer sử dụng công cụ dạng dấu nhắc lệnh (command-prompt) điển công cụ osql Cú pháp: CREATE FUNCTION [Tên_FUNCTION] (Khai báo tham số ) RETURNS ... câu lệnh bên Không thể sử dụng hàm loại không xác định xây dựng sẵn SQL Server, ví dụ: Getdate, Rand, … Việc sử dụng RAISERROR @@ERROR hoàn toàn không hợp lệ UDFs sử dụng để sửa đổi thông tin table...

Ngày tải lên: 22/12/2013, 00:16

... can also create functions using Enterprise Manager You this by clicking the right mouse button on the User Defined Functions node in the Databases folder and selecting New User Defined Function ... of Query Analyzer allows you to view, modify, and delete functions as well Tip You can also delete a function using the DROP FUNCTION statement, and you can modify a function using the ALTER ... Where owner is the database user who owns the function, and functionName is the name of the function Let's say you created the DiscountPrice() function using the dbo user, then you call that function...

Ngày tải lên: 26/01/2014, 07:20

... Learn about standard (predefined) functions and discover how to use them in a program • Learn about user- defined functions • Examine value-returning functions, including actual and formal parameters ... • Functions (modules) are miniature programs − Divide a program into manageable tasks • C++ provides the standard functions • Two types of user- defined functions: value-returning functions and ... Edition 10 Predefined Functions (continued) • Example 6-1 sample run: C++ Programming: From Problem Analysis to Program Design, Fourth Edition 12 User- Defined Functions • Value-returning functions: ...

Ngày tải lên: 23/10/2014, 14:27

... Design, Fourth Edition Void Functions • Void functions and value-returning functions have similar structures − Both have a heading part and a statement part • User- defined void functions can be placed ... Learn how to construct and use void functions in a program • Discover the difference between value and reference parameters • Explore reference parameters and valuereturning functions • Learn about ... User- defined void functions can be placed either before or after the function main • If user- defined void functions are placed after the function main − The function prototype must be placed before...

Ngày tải lên: 23/10/2014, 14:27

... the standard data types, or pass back a new Table data type The example for this How-To creates and returns a Table data type, specified with the following lines of code: RETURNS @ProdAndCatTab ... How-To: Select * From udf_ShowProdAndCat(" & Me.txtUnitPrice.Text & ")" There, the UDF is called in a SELECT statement, and the parameter is passed Steps Open and run the VB.NET -Chapter solution ... frmHowTo6_8.vb: Create the UDF Code, and Assign It to a Label for Display and Use Later Private Sub frmHowTo6_8_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load ' Create...

Ngày tải lên: 28/10/2013, 19:15

... resultDataGrid.DataSource = dt; Discussion A user- defined scalar function is a SQL routine that accepts one or more scalar input parameters and returns a single value A user- defined scalar function is invoked ... "dbo.ExtendedPrice(UnitPrice, Quantity, Discount) ExtendedPrice " + "FROM [Order Details]"; // Create DataAdapter and fill the table SqlDataAdapter da = new SqlDataAdapter(sqlText, ConfigurationSettings.AppSettings["Sql_ConnectString"]); ... Example 2-17 File: ScalarFunctionForm.cs // Namespaces, variables, and constants using System; using System.Configuration; using System.Data; using System.Data.SqlClient;...

Ngày tải lên: 21/01/2014, 11:20

... domain-specific d/ctlon~ry file contains s o m e standard terms (articles, ordinals, etc.) and also both root words and inflections for terms acquired from the user The sample dictionary entry ( l o n ... variants of words not k n o w n to it, e.g plurals for nouns, comparative and superlative forms for adjectives, and past tense and participle forms for verbs For example, IV UTILIZATION O F T H E ... m t h e user For example, if t h e m e a n i n g of t h e adjective "large" h a s b e e n given by t h e user, t h e s y s t e m a u t o m a t i c a l l y p r o c e s s e s "largest" and "larger...

Ngày tải lên: 17/03/2014, 19:21

... dùng để ghi nhận thời điểm xảy thay đổi, có vai trò dấu (Nếu môi trường nhiều user ta thêm column UserID để ghi nhận user thay đổi) Sau ta tạo trigger dùng cho việc audit sau: Insert Trigger ... nghiên cứu ứng dụng thực tiễn sau Giả sử ta viết application cho phép user Insert, Update Delete thông tin nằm database User thường người không thông thạo computer mà thường gọi đùa "bà tám" ... nghĩa user ta display tên customer cách join với Customer table Nếu Customer Name Null nghĩa tên customer đặt order không tồn system Thay để Null ta display "New Customer" để dễ nhìn cho user...

Ngày tải lên: 25/08/2012, 09:00

Ngày tải lên: 31/08/2012, 16:33

Ngày tải lên: 01/09/2012, 10:25

Ngày tải lên: 04/09/2012, 10:16

... dùng để ghi nhận thời điểm xảy thay đổi, có vai trò dấu (Nếu môi trường nhiều user ta thêm column UserID để ghi nhận user thay đổi) Sau ta tạo trigger dùng cho việc audit sau: Insert Trigger CREATE ... nghiên cứu ứng dụng thực tiễn sau Giả sử ta viết application cho phép user Insert, Update Delete thông tin nằm database User thường người không thông thạo computer mà thường gọi đùa "bà tám" ... nghĩa user ta display tên customer cách join với Customer table Nếu Customer Name Null nghĩa tên customer đặt order không tồn system Thay để Null ta display "New Customer" để dễ nhìn cho user...

Ngày tải lên: 12/01/2013, 15:42

... names and the number of users currently logged on $ who -q user2 user3 # users=2 $ Using the who am I and whoami Commands who am i The who am i command displays information about your real user ... those of the new user ID To change to your previous user ID, type exit Command Format su [-] username Using the su Command to Become Another User $ su guest Password: $ pwd /home /user2 $ cd $ pwd ... to a new user ID and identify the user ID you are currently using Identify your effective and real UID when switching users Use the sort command to sort ASCII files in alphabetical and numerical...

Ngày tải lên: 02/10/2013, 09:20

... follows The user s immediate personal information: user. bdate user. gender user. employer user. department user. jobtitle The user s identifying information: user. name.prefix user. name.given user. name.family ... user. name.family user. name.middle user. name.suffix user. name.nickName The user s personal address information: user. home-info.postal.name user. home-info.postal.street user. home-info.postal.city user. home-info.postal.stateprov ... Personalization and User Attributes The user s personal fax details: user. home-info.telecom.fax.intcode user. home-info.telecom.fax.loccode user. home-info.telecom.fax.number user. home-info.telecom.fax.ext user. home-info.telecom.fax.comment...

Ngày tải lên: 05/10/2013, 04:20

... entries Shorthand symbols should be used to combine table entries wherever possible Shorthand symbols make the UDP description more concise However, the Verilog simulator may internally expand the ... machines There is a present state and a next state The next state is also the output of the UDP Edge- and level-sensitive • • descriptions can be mixed Shorthand symbols are provided to make UDP ... a guideline Use shorthand notation wherever possible 5: Define a negative edge-triggered JK flipflop, jk_ff with asynchronous preset and clear as a UDP q = when preset = and q = when clear = The...

Ngày tải lên: 21/01/2014, 17:20

... database TO USER userid Choose a user ID now that will own the package and ORACLE2PC table Ensure that this user ID is defined to both DB2 and OS/390 (MVS) 5.2.3 Step 3: Define the recovery user ID ... GRANT CREATE IN ON PACKAGE drda1 TO USER userid ■ System privileges of BINDADD and BINDAGENT, for example: GRANT BINDADD TO USER userid GRANT BINDAGENT TO USER userid ■ Database privilege of CREATETAB, ... USER_ CONSTRAINTS USER_ CONS_COLUMNS USER_ INDEXES USER_ OBJECTS USER_ SYNONYMS USER_ TABLES USER_ TAB_COLUMNS...

Ngày tải lên: 24/01/2014, 08:20

... an and gate modeled as a UDP Instead of using the and gate provided by Verilog, let us define our own and gate primitive and call it udp _and Example 12-1 Primitive udp _and //Primitive name and ... the udp _and and udp_or primitives defined earlier The 1-bit full adder code shown in Example 12-4 is identical to Example 5-7 on page 75 except that the standard Verilog primitives and and or ... Declaration //Primitive name and terminal list primitive udp _and( output out, input a, input b); endprimitive //end of udp _and definition 12.2.2 State Table Entries In order to understand how state table...

Ngày tải lên: 26/01/2014, 14:20

... Edge-Sensitive Sequential UDPs Edge-sensitive sequential UDPs change state based on edge transitions and/ or input levels Edge-triggered flipflops are the most common example of edge-sensitive sequential ... edge-sensitive flipflop shown above, if clear =1, the output q is always If clear = 0, the D-flipflop functions normally On the negative edge of clock, i.e., transition from to 0, q gets the value of ... is important to completely specify the UDP by covering all possible combinations of transitions and levels in the state table for which the outputs have a known value Otherwise, some combinations...

Ngày tải lên: 26/01/2014, 14:20