#Oracle sql prompt on virtual field update
UPDATE employee SET sal=500 WHERE name=’Jack’ INSERT INTO employee VALUES (4, ‘Jane’, 6000) INSERT INTO employee VALUES (3, ‘John’, 6000) INSERT INTO employee VALUES (2, ‘Tom’, 6000) INSERT INTO employee VALUES (1, ‘Jack’, 6000)
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Multiple SQL commands can be typed in vi editor. To invoke the vi editor, type Edit at the SQL Prompt. CHANGE /oldtext/newtext–Replaces oldtext with newtext in the current lineīesides line editor, you can also use the vi editor if you are a fan of Unix editor!.
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Recall that the previously executed commands (in current SQL*Plus session) are stored in the local buffer. This allows you to execute a PL/SQL procedure(s) stored in a file. This retrieve a file and places it into the buffer. This allows you save SQL statements together with their outputs to a file. This allows you to execute a batch of SQL statements stored in a file. This allows you to save buffer contents into a file. SQL*Plus file command allow you to execute commands (or programs) stored in an external file, input or output data from/to a file, and save SQL commands typed during current session. Not all commands or command parameters are shown. In addition to SQL commands, /, and RUN, you can also executes SQL*Plus file commands.īelow table shows, SQL*Plus commands available in the command-line interface. Also, a semicolon at the end of the SQL command will execute the command immediately after hitting return. When you are finished typing a command, type / or RUN to execute the SQL command. Upon hitting return (i.e., enter key) the SQL prompt will change to line number prompts. The following figure illustrates the process.Īfter you login into SQL*Plus, at the SQL prompt, you can begin typing any SQL command.
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Besides sending SQL statements to the server, SQL*Plus also saves them into a local buffer and allow users to view and change the statements. The query results are returned to SQL*Plus and displayed to the user. Oracle server then validates and executes the statements on its databases. Users type in SQL statements in SQL*Plus that send statements to Oracle server.
#Oracle sql prompt on virtual field software
SQL*Plus is a client terminal software allowing users to interact with Oracle server to manipulate data and data structures. SQL*Plus is available on several platforms.