programmer apos s guide and instruction set

... that operations on SFR byte address 208 or bit addresses 209-215 (i.e., the PSW or bits in the PSW) will also affect flag settings Notes on instruction set and addressing modes: Rn Register R7-R0 ... ADDRESSABLE SU00570 Figure SFR Memory Map 1997 Sep 18 Philips Semiconductors 80C51 family programmer s guide and instruction set 80C51 Family Those SFRs that have their bits assigned for various ... 10 Philips Semiconductors 80C51 family programmer s guide and instruction set 80C51 Family SCON: SERIAL PORT CONTROL REGISTER BIT ADDRESSABLE SM0 SM1 SM2 REN TB8 RB8 TI RI SM0 SCON.7 Serial Port...

Ngày tải lên: 20/01/2014, 03:20

... operations on SFR byte address 208 or bit addresses 209–215 (i.e., the PSW or bits in the PSW) will also affect flag settings Note on instruction set and addressing modes : Rn – Register R7–R0 ... mode SCON : Serial Port Control Register (Bit Addressable) SM0 SM0 SM1 SM2 SCON.7 SCON.6 SCON.5 REN TB8 RB8 SCON.4 SCON.3 SCON.2 TI SCON.1 RI SCON.0 SM1 SM2 REN TN8 RB8 TI RI Serial Port mode specifier ... 80C51 and 80C52 000X 0000 83C154 and 83C154D 0000 0000 –*IOCON PSW : Program Status Word (Bit Addressable) CY CY AC F0 RS1 RS0 OV F1 P PSW.7 PSW.6 PSW.5 PSW.4 PSW.3 PSW.2 PSW.1 PSW.0 AC F0 RS1 RS0...

Ngày tải lên: 10/08/2016, 21:37

... Enhancements"—This chapter discusses JDBC 2.0 result set enhancements such as scrollable result sets and updatable result sets Chapter 18, "Row Set" —Describes JDBC cached and web row sets Chapter 19, ... parameters, privileges, datatypes, RMAN keywords, SQL keywords, SQL*Plus or utility commands, packages and methods, as well as system-supplied column names, database objects and structures, usernames, ... computer and database names, net service names, and connect identifiers, as well as user-supplied database objects and structures, column names, packages and classes, usernames and roles, program...

Ngày tải lên: 21/12/2013, 04:16

... 5-6 MDSYS.CS_SRS Table 6-9 MDSYS.SDO_ANGLE_UNITS Table 6-12 MDSYS.SDO_DATUMS Table 6-13 MDSYS.SDO_ELLIPSOIDS Table 6-15 MDSYS.SDO_PROJECTIONS Table ... reference system) is a means of assigning coordinates to a location and establishing relationships between sets of such coordinates It enables the interpretation of a set of coordinates as a representation ... candidate set, which contains at least the exact result set and may contain more records The secondary filter operation on the smaller candidate set produces the exact result set Spatial uses...

Ngày tải lên: 21/12/2013, 04:17

... that COSY can also push rays through maps repetitively and display phase space plots This uses different methods and is discussed in section 4.4 beginning on page 50 The following command sets a ... symplectic scaling it is possible to save maps with a certain setting of field strengths and lengths and later re–use them for different settings of lengths or strengths This is particularly useful ... procedure ESET (see index) 42 COMPUTING SYSTEMS WITH COSY 3.3.9 Glass Lenses and Mirrors COSY INFINITY also allows the computation of higher order effects of general glass optical systems At the present...

Ngày tải lên: 12/01/2014, 22:17

... Page and Report Titles and Dimensions Setting the Top and Bottom Titles and Headers and Footers Displaying System-Maintained Values in Titles Listing, Suppressing, and Restoring ... SQL*Plus Commands" Provides information on obsolete SQL*Plus commands Appendix D, "Commands Not Supported in iSQL*Plus" Lists SQL*Plus commands that are not supported in iSQL*Plus Related Documents ... in SQL*Plus and iSQL*Plus 10.1 SQL*Plus Release 10.1 is a superset of SQL*Plus 9.2 This section describes new features introduced in SQL*Plus Release 10.1 Change in DESCRIBE Behavior Previously,...

Ngày tải lên: 17/01/2014, 06:20

... process PL/SQL blocks and subprograms as well as single SQL statements The Oracle server passes the blocks and subprograms to its local PL/SQL engine Anonymous Blocks Anonymous PL/SQL blocks can ... the discussion were left out lower case Lower case is used for names of constants, variables, cursors, exceptions, subprograms, and packages UPPER CASE Upper case is used for keywords, names of ... PL/SQL programs Chapter 2, "Fundamentals" This chapter focuses on the small-scale aspects of PL/SQL It discusses lexical units, scalar datatypes, user-defined subtypes, data conversion, expressions,...

Ngày tải lên: 17/01/2014, 09:20

... and database names, net service names, and connect identifiers, as well as user-supplied database objects and structures, column names, packages and classes, usernames and roles, program units, ... parameters, privileges, datatypes, RMAN keywords, SQL keywords, SQL*Plus or utility commands, packages and methods, as well as system-supplied column names, database objects and structures, usernames, ... procedure ■ CASE statements and expressions CASE statements and expressions are a shorthand way of representing IF/THEN choices with multiple alternatives See Also: ■ ■ "Using the CASE Statement"...

Ngày tải lên: 24/01/2014, 08:20

... Commands You can use SQL*Plus commands to manipulate SQL commands and PL/SQL blocks and to format and print query results SQL*Plus treats SQL*Plus commands differently than SQL commands or PL/SQL ... or slash (/) A semicolon (;) will not execute these SQL commands as it does other SQL commands SQL*Plus sends the complete PL/SQL subprogram to Oracle for processing (as it does SQL commands) See ... enter commands in lowercase letters If your system expects lowercase, enter the SQLPLUS command in lowercase $ SQLPLUS Learning SQL*Plus Basics 2-3 Getting Started SQL*Plus displays its version number,...

Ngày tải lên: 24/01/2014, 10:20

... as Java String values Closing the ResultSet and Statement Objects You must explicitly close the ResultSet and Statement objects after you finish using them This applies to all ResultSet and Statement ... Drivers ■ Server-side internal driver It is used for code that runs on the database server and accesses the same session That is, the code runs and accesses data from a single Oracle session Figure ... elements include computer and database names, net service names, and connect identifiers, as well as user-supplied database objects and structures, column names, packages and classes, user names and...

Ngày tải lên: 20/02/2014, 05:21

... identifiers, user-supplied database objects and structures, column names, packages and classes, usernames and roles, program units, and parameter values Enter sqlplus to start SQL*Plus UPPERCASE monospace ... SQL keywords, SQL*Plus or utility commands, packages and methods, as well as system-supplied column names, database objects and structures, usernames, and roles You can specify this clause only ... as lexical units, scalar datatypes, user-defined subtypes, data conversion, expressions, assignments, block structure, declarations, and scope Chapter 3, "PL/SQL Datatypes" Discusses PL/SQL's...

Ngày tải lên: 30/03/2014, 22:20

... process PL/SQL blocks and subprograms as well as single SQL statements The Oracle server passes the blocks and subprograms to its local PL/SQL engine Anonymous Blocks Anonymous PL/SQL blocks can ... programs Chapter 2, "Fundamentals" This chapter focuses on the small-scale aspects of PL/SQL It discusses lexical units, scalar datatypes, user-defined subtypes, data conversion, expressions, assignments, ... which can span multiple lines An ellipsis shows that statements or clauses irrelevant to the discussion were left out lower case Lower case is used for names of constants, variables, cursors, exceptions,...

Ngày tải lên: 07/08/2014, 11:22

... Get system time as seconds past midnight */ SELECT TO_CHAR(SYSDATE,’SSSSS’) INTO start_time FROM sys.dual; something /* Get system time again */ SELECT TO_CHAR(SYSDATE,’SSSSS’) INTO finish_time ... Subtypes Each PL/SQL base type specifies a set of values and a set of operations applicable to items of that type Subtypes specify the same set of operations as their base type but only a subset ... Expressions PL/SQL lets you compare variables and constants in both SQL and procedural statements These comparisons, called Boolean expressions, consist of simple or complex expressions separated...

Ngày tải lên: 07/08/2014, 11:22

... acid_test (figs FiguresRec) RETURN REAL IS BEGIN SELECT cash, notes, INTO sub1_figs FROM assets, liabilities WHERE assets.sub = AND liabilities.sub = 1; SELECT cash, notes, INTO sub2_figs FROM assets, ... also learn how to manage cursors, use cursor variables, and process transactions Major Topics SQL Support Managing Cursors Packaging Cursors Using Cursor FOR Loops Using Cursor Variables Using ... ROLLBACK, SAVEPOINT undoes part of a transaction SET TRANSACTION sets transaction properties such as read/write access and isolation level 5-2 PL/SQL User s Guide and Reference SQL Support SQL Functions...

Ngày tải lên: 07/08/2014, 11:22

... ends previous transaction SET TRANSACTION READ ONLY; SELECT SUM(amt) INTO daily_sales FROM sales WHERE dte = SYSDATE; SELECT SUM(amt) INTO weekly_sales FROM sales WHERE dte > SYSDATE - 7; SELECT ... and dynamic_string is a string expression that represents a multi-row query Note: This section discusses the static SQL case, in which select_statement is used For the dynamic SQL case, in which ... called sessions A user session is started when you run an application program or an Oracle tool and connect to Oracle To allow user sessions to work "simultaneously" and share computer resources,...

Ngày tải lên: 07/08/2014, 11:22

... transaction control statements (such as COMMIT), session control statements (such as SET ROLE), or system control statements (such as ALTER SYSTEM) Also, it cannot execute DDL statements (such as ... never shared with slave sessions Each slave session has its own state, which is initialized when the session begins The function result should not depend on the state of session (static) variables ... own sales tables Figure 7–3 Invoker-Rights Solution Schema WEST Schema HQ Schema EAST analyze (IR) sales 7-30 PL/SQL User s Guide and Reference sales Invoker Rights versus Definer Rights To restrict...

Ngày tải lên: 07/08/2014, 11:22

... 8-8 PL/SQL User s Guide and Reference Some Examples Some Examples Consider the package below named emp_actions The package spec declares the following types, items, and subprograms: s types EmpRecTyp ... is an area of memory used by one process to pass information to another.) You can use the procedures pack_message and send_message to pack a message into a pipe, then send it to another session ... RESTRICT_REFERENCES (DEFAULT, RNDS,WNDS,RNPS,WNPS) ); PL/SQL does not allow the overloading of operators So, you must define methods named plus(), less() (the word minus is reserved), times(), and...

Ngày tải lên: 07/08/2014, 11:22

... consists of a single variable For the syntax of expression, see "Expressions" on page 11-67 When the assignment statement is executed, the expression is evaluated and the resulting value is stored ... ’BOSTON’; comm_tab(5) := sales * 0.15; Related Topics Constants and Variables, Expressions, SELECT INTO Statement 11-6 PL/SQL User s Guide and Reference AUTONOMOUS_TRANSACTION Pragma AUTONOMOUS_TRANSACTION ... include procedural statements such as RAISE, SQL statements such as UPDATE, and PL/SQL blocks (sometimes called "block statements") PL/SQL statements are free format That is, they can continue...

Ngày tải lên: 07/08/2014, 11:22

... session has its own state, which is initialized when the session begins The function result should not depend on the state of session (static) variables Otherwise, results might vary across sessions ... PL/SQL evaluates the parenthesized expression first, then uses the result in the larger expression When parenthesized expressions are nested, PL/SQL evaluates the innermost expression first and ... expression Boolean expression character expression character expression date expression date expression numeric expression numeric expression Related Topics Assignment Statement, Constants and...

Ngày tải lên: 07/08/2014, 11:22

... characters in the PL/SQL character set: letters, numerals, spaces, and special symbols PL/SQL is case sensitive within character literals So, for example, PL/SQL considers the literals ’Q’ and ’q’ ... applications; it declares the types, variables, constants, exceptions, cursors, and subprograms available for use The body fully defines cursors and subprograms, and so implements the spec Only subprograms ... of variables, constants, literals, operators, and function calls The simplest expression consists of a single variable When the declaration is elaborated, the value of expression is assigned to...

Ngày tải lên: 07/08/2014, 11:22