pl sql in 24 hours

Ngày tải lên: 14/03/2014, 19:20

... noun is singular (sing.) or plural (pl. ), masculine (m.) or feminine (f.). Three of the most common markers are definite articles expressing the, indefinite articles expressing a, an, one, some, ... have a gender: masculine or feminine. In some instances, the gender of the noun is blatantly obvious: un homme (a man) is masculine, whereas une femme (a woman) is feminine. In other cases, the ... OBTAINED FROM USING THE WORK, INCLUDING ANY INFORMA- TION THAT CAN BE ACCESSED THROUGH THE WORK VIA HYPERLINK OR OTHERWISE, AND EXPRESSLY DISCLAIM ANY WARRANTY, EXPRESS OR IMPLIED, INCLUDING...

Ngày tải lên: 17/08/2013, 11:13

... creating, 54 creating (security exam- ple), 538-539 data integrity (maintain- ing), 300-304 listing, 302 defining, 299-300, 313, 319 delete, 296 enabling/disabling, 310-311 event, 311-312 defining, ... 254 debugging, 136 FOR, 121-122, 146 common errors, 124 EXIT statement, 140 listing, 121 nesting, 121 guidelines, 147 incrementing through, 123- 124 listing, 123 infinite, 144, 380 jumping into (GOTO), ... (dbms output.put line() procedure), 17 processing benefits, 9 platform independence (PL/ SQL benefits), 9 Platinum Technology Inc. Web site, 11 PLS_INTEGER datatype, 43 syntax, 44 plus sign (+) addition...

Ngày tải lên: 20/10/2013, 17:15

... referring to the blending of colors into each other. * Anchor point The heart of a Bézier curve. More on this in Hour 6, "Drawing Bézier Paths." * Line screen Printing term referring ... sections: Plug-ins Folder and Scratch Disks. Plug-ins Folder The Plug-ins folder is where Illustrator keeps all of its "extensions" or add-ons, including third- party filters and plug-ins. ... leading is added or removed from a line of type when using the leading keyboard shortcut (Option-up arrow and Option-down arrow). Baseline Shift specifies the increment when using the Baseline...

Ngày tải lên: 22/10/2013, 16:15

... noun is singular (sing.) or plural (pl. ), masculine (m.) or feminine (f.). Three of the most common markers are definite articles expressing the, indefinite articles expressing a, an, one, some, ... Issuing Commands 127 Master These Skills 127 Making Proposals 128 Giving Commands 129 Giving and Receiving Directions 130 Using the Pronoun Y 133 Using Idioms 135 Positive Reinforcement 135 Complaints ... OBTAINED FROM USING THE WORK, INCLUDING ANY INFORMA- TION THAT CAN BE ACCESSED THROUGH THE WORK VIA HYPERLINK OR OTHERWISE, AND EXPRESSLY DISCLAIM ANY WARRANTY, EXPRESS OR IMPLIED, INCLUDING...

Ngày tải lên: 23/10/2013, 08:15

... 1 Interpretation of the printing code: the rightmost double-digit number is the year of the book’s printing; the rightmost single-digit, the number of the book’s printing. For example, a printing ... assumed for damages resulting from the use of the information contained herein. For information, address Sams Publishing, 201 W. 103rd St., Indianapolis, IN 46290. International Standard Book ... Hour 379 Task 18.1: Find Local Printers with printers 380 Task 18.2: Printing Files with lpr or lp 384 Task 18.3: Formatting Print Jobs with pr 387 Task 18.4: Working with the Print Queue 391 xiContents 34 Hour...

Ngày tải lên: 05/11/2013, 15:15

... PL/ SQL stored subprograms and SQL queries. F IGURE 1.1 Relationship of SQL* Plus, PL/ SQL, and Oracle. Oracle Database Server SQL Statement Executor SQL* Plus PL/ SQL Engine SQL Queries Your PC In ... Compatibility 574 Using the OUT and IN OUT Arguments 575 Calling PL/ SQL from Java Using SQLJ 578 Using SQLJ to Execute an Anonymous PL/ SQL Block 578 Using SQLJ to Call a PL/ SQL Procedure or Function ... by SQL* Plus. All the listings also have line numbers so that the analysis following each listing can easily refer to specific lines of code. When you type PL/ SQL blocks into SQL* Plus, SQL* Plus...

Ngày tải lên: 07/11/2013, 20:15

... three-day weekend. The test in line 16 also includes Saturday and Sunday because many employers still give employees a day off, resulting in a three-day weekend. Line 24 uses PL/ SQL s ADD_MONTHS function ... block begins at line 3 and ends on line 31. A nested anonymous block begins on line 14 and ends on line 21. Lines 6 through 9 define the name_print procedure. The variable a_name is declared in the ... longer strings in PL/ SQL, but 4000 is the limit (2000 if you are using any release of Oracle7) if you want to store the string in the database. Note Referring to the example declaration of employee_name ,...

Ngày tải lên: 07/11/2013, 20:15

... When I am comparing strings, especially when comparing a CHAR string to a VARCHAR2 string, is there a convenient way to tell PL/ SQL to ignore any trail- ing spaces in the CHAR string? A Yes. Use ... 4.15. L ISTING 4.15 Nesting FOR Loops BEGIN FOR v_outerloopcounter IN 1 2 LOOP FOR v_innerloopcounter IN 1 4 LOOP DBMS_OUTPUT.PUT_LINE(‘Outer Loop counter is ‘ || v_outerloopcounter || ‘ Inner Loop ... longer string and then does the comparison. Trailing spaces alone will not result in any differences being found between two springs. Oracle also does the same thing when comparing two string constants....

Ngày tải lên: 07/11/2013, 20:15

Ngày tải lên: 20/11/2013, 20:59

... about using this example as a PL/ SQL procedure and returning to the good old days of BC? Listing 6.9 shows another example of using TO_CHAR with converting and format- ting dates. L ISTING 6.9 Converting DATE to ... Jumping into a Lower-Level Block You can’t jump from an outer block of PL/ SQL code back to an inner block of PL/ SQL code. Listing 5.1 is an example of an illegal GOTO call. The following listing, ... must be within the same scope as the GOTO statement itself. Conditions that cause Oracle to not compile the PL/ SQL code include •Jumping into a subblock •Jumping into a loop •Jumping into an IF statement •Using GOTO to...

Ngày tải lên: 15/12/2013, 05:15

... the SQL* Plus prompt. The code in Listing 7.2 illustrates the PUT_LINE command line that you can include inside a procedure. L ISTING 7.2 The PUT_LINE Command Within a Procedure CREATE OR REPLACE ... watermark. D AY 8 W EEK 2 Using SQL by Tom Luers By definition, PL/ SQL is SQL s procedural language extension. PL/ SQL sup- ports all SQL s data manipulation commands (except for EXPLAIN PLAN ), trans- action ... (I_emp_id IN intger); Procedure emp_change_h (I_emp_id IN integer); Function emp_rate (rate number) RETURN number; End employee_maint; The package employee_maint is first defined in the package...

Ngày tải lên: 15/12/2013, 05:15

... 1 Key: employee name emp. number Listing 8.4 shows the PL/ SQL anonymous block that you can run to insert the necessary data. L ISTING 8.4 Inserting Records with PL/ SQL Code DECLARE insert department ... that are not used. Listing 10.1 shows the entire contents of the employee table being read into an index-by table named emp . L ISTING 10.1 Placing Employee Records in an Index-by Table 1: DECLARE 2: ... containing any of the following: OPEN stock_listing_cur (stock_listing.name, ‘ABCDEFG’); OPEN stock)listing_cur (stock_listing_name, stock_listing_price); Fetching Data in a Cursor You get data into...

Ngày tải lên: 15/12/2013, 05:15

... trigger. Lines 17–19 define a record containing the primary key fields for the emp_dept table. This record in turn is used to define a PL/ SQL table type (lines 23 24) . Finally, in line 27, a PL/ SQL ... central point of con- trol for maintaining the number of employees in a department, and they relieve you from having to program and test this logic several places in your application. Maintaining ... imagina- tion. Some common uses are • Enforcing business rules • Maintaining referential integrity • Enforcing security • Maintaining a historical log of changes • Generating column values, including...

Ngày tải lên: 15/12/2013, 05:15

... within a SQL statement. In fact, the statement in question was executed from within SQL* Plus, although it could have been inside a PL/ SQL block. Lines 12-22 show a PL/ SQL block that first instantiates ... (SELF IN building, 8: OtherBuilding IN building) 9: RETURN INTEGER 10: ); 11: / 12: CREATE OR REPLACE TYPE BODY building AS 13: MEMBER PROCEDURE ChangeMgr(SELF IN OUT building, 14: NewMgr IN INTEGER) ... in Listing 12.8 in order to insert a few building objects. These will be used in later examples that show how to update object tables and how to link objects in the database. L ISTING 12.8 Inserting...

Ngày tải lên: 15/12/2013, 05:15

... READ(BLOB_Locator, Read_Amount IN BINARY_INTEGER, Starting_Location IN INTEGER, Buffer OUT RAW); PROCEDURE READ(CLOB_Locator CHARACTER SET Set_Desired, Read_Amount IN BINARY_INTEGER, Starting_Location IN INTEGER, Buffer ... exam- ple of the syntax for the COMPARE function can be seen below. FUNCTION COMPARE( Lob1 IN BLOB, Lob2 IN BLOB, Number_Bytes_to_Compare IN INTEGER, Origin_Lob1 IN INTEGER := 1, Origin_Lob2 IN INTEGER ... Compare_Result_Integer; FUNCTION COMPARE( Lob1 IN CLOB CHARACTER SET Set_Desired, Lob2 IN CLOB CHARACTER SET LOB1%CHARSET,, Number_Bytes_to_Compare IN INTEGER, Origin_Lob1 IN INTEGER := 1, Origin_Lob2 IN INTEGER...

Ngày tải lên: 15/12/2013, 05:15

... can simply issue a PL/ SQL EXECUTE IMMEDIATE statement. EXECUTE IMMEDIATE string [INTO {variable[, variable] | record}] [USING [IN | OUT | IN OUT] bind [, [IN | OUT | IN OUT] bind] ]; In this ... native dynamic SQL in the remaining part of this lesson. Note Executing DML and DDL Executing DML and DDL statements is quite easy using native dynamic SQL. Instead of making all those calls to DBMS _SQL , ... ON at the SQL* Plus prompt. L ISTING 16.3 Using SELECT to Verify Inserted Records 1: DECLARE 2: /* The purpose of this PL/ SQL block is to demonstrate 3: executing queries within PL/ SQL through...

Ngày tải lên: 15/12/2013, 05:15

Ngày tải lên: 15/12/2013, 05:15

Ngày tải lên: 15/12/2013, 05:15

Ngày tải lên: 24/12/2013, 12:17