Oracle SQL Plus The Definitive Guide- P48 ppt

... release SQL. SQL.CODE The error code returned by the most recent SQL query SQL. USER The Oracle username of the user running the report When using BTITLE, you should start off with one of the keywords ... one of the variables shown in Table A-1. Table A-1. SQL* Plus System Variables System Variable Value SQL. PNO The current page number SQL. LNO The current line...

Ngày tải lên: 05/07/2014, 04:20

... of the examples in this book use SQL* Plus 8.0. A few use SQL* Plus 2.3, and the ones in Chapter 10, Administration with SQL* Plus, use Oracle8 i and SQL *Plus 8.1. You should be able to apply the ... manual for SQL* Plus is no exception. Oracle& apos;s manual will tell you about SQL* Plus, but only about SQL* Plus. There is little information on how to use SQL* P...

Ngày tải lên: 05/07/2014, 04:20

... chapter: Starting SQL* Plus Some Basic SQL* Plus Commands Running SQL Queries Working with PL /SQL The SQL Buffer Line Editing Executing the Statement in the Buffer Saving and Retrieving the Buffer The ... how to start SQL* Plus, might be with the EXIT command. The EXIT command terminates your SQL* Plus session, and either closes the SQL* Plus window...

Ngày tải lên: 05/07/2014, 04:20

... help on SQL statements, SQL* Plus commands, and PL /SQL commands. SQL* Plus 8.1, released with Oracle8 i, provides help only on SQL* Plus commands. This is because there wasn't time for Oracle ... Oracle to update the help text to cover all the new functionality in SQL and PL /SQL in time for the 8i release. Subsequent versions of SQL* Plus should reenable...

Ngày tải lên: 05/07/2014, 04:20

... abbreviated SAV. filename Is the name of the file to which you want to save the buffer. The default extension is .SQL, but you may specify another if you like. CRE[ATE] Tells SQL* Plus that you want to ... file. The save will fail if the file you've specified already exists. This is the default behavior. REPLACE Tells SQL* Plus to save the buffer to the file s...

Ngày tải lên: 05/07/2014, 04:20

... > Page 63 rent when you run SQL* Plus under Windows. Take a look at Figure 2-8. It shows the properties for the SQL* Plus menu item under Windows 95. Figure 2-8. The SQL* Plus shortcut properties ... Windows. The implication is that whenever you run SQL* Plus under Windows and use the SAVE command without specifying a path for the file, the file will be created...

Ngày tải lên: 05/07/2014, 04:20

... report. Getting the date from Oracle The built-in SYSDATE function is used in the following example to return the current date from the database. Notice that the NEW_VALUE option of the COLUMN command ... Page FORMAT 999 SQL. PNO The report footer, defined with the REPFOOTER command, will print on the last page, after the last detail record, to mark the end of th...

Ngày tải lên: 05/07/2014, 04:20

... from Oracle and place it in a flat file, follow these steps: 1. Formulate the query. 2. Format the data. 3. Spool the extract to a file. 4. Make the script user-friendly. The last step, making the ... depth. Limitations of SQL* Plus When using SQL* Plus to extract data, there are some limitations to keep in mind. Because SQL* Plus was designed as a reporting tool and n...

Ngày tải lên: 05/07/2014, 04:20

... Object Types With the release of Oracle8 , the SQL* Plus DESCRIBE command was enhanced to return information about Oracle8 object types. The following example shows how this works: SQL& gt; DESCRIBE ... returns the following information for each argument: The datatype Whether it is an input, output, or both The default value, if there is one The order in which the argum...

Ngày tải lên: 05/07/2014, 04:20

... from the number of blocks in the table to the number of rows in the table. The more this value approaches the number of blocks in the table, the more closely the order of the rows in the table ... Contents OWNER The owner of the constraint, which is the same as the owner of the table on which the constraint is defined. CONSTRAINT_NAME The name of the co...

Ngày tải lên: 05/07/2014, 04:20