Oracle is widely used to perform work related to databases in terms of their automation. To resolve problems associated with performing actions in this software shell, it is recommended to visit thematic sites more often.
Necessary
Oracle software
Instructions
Step 1
With the correct environment variables set, log into the Oracle shell. This is done by entering the source // all command. Env. Enter the dbpasswd password when logging in, then change it yourself in the program at your discretion.
Step 2
To create a table, use the following code on one or more lines: CREATE TABLE (); To stop numbering, use a semicolon, otherwise the operation will continue. Do not leave blank lines as this will interrupt the operation without starting it.
Step 3
To create a table using the primary code, run the following command: CREATE TABLE (…, a PRIMARY KEY, b,…); If you need to create a table that has multiple columns as primary keys, use the following code: CREATE TABLE (, PRIMARY KEY (a, b, c));
Step 4
If you need to edit a table in Oracle by adding new rows, use the Insert command, which looks like this: INSERT INTO VALUES ();
Step 5
If you need to view a list of table values in Oracle, use the Select command: SELECT * FROM;
Step 6
When you need to drop a table from Oracle, write the following code: DROP TABLE;
Step 7
If you encounter problems with executing commands in the Oracle shell, use special training literature and often read thematic forums, and periodically do practical exercises.
