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24. To read the user input and store it in a variable, for later use, you can use SQL*Plus command ACCEPT. Accept <your variable> <variable type if needed [number|char|date]> prompt 'message'. example. accept x number prompt 'Please enter something: '. And then you can use the x variable in a PL/SQL block as follows: declare.
I tried the convertcsv.com tool, and it doesn't convert to Oracle's 12c SQL, which is what Live SQL uses. The left out the semicolons at the end of each statement, which is not a big deal if you don't have a lot of statements, but you have an insert statement for each row and might have thousands of rows.
First time using Oracle SQL (I'm used to MySQL). I'm finding conflicting info on what the default date format is. After several attempts having to use TO_DATE with my INSERT INTO my_table statements, I finally found the database I'm using expects DD-MON-YY (i.e. 25-JAN-18).
WHERE table_name = '<your table name>'. AND constraint_name = '<your constraint name>'; If the table is held in a schema that is not your default schema then you might need to replace the views with: all_cons_columns. and. all_constraints. adding to the where clause: AND owner = '<schema owner of the table>'. edited Nov 3, 2014 at 11:04.
A new feature available in SQLcl( which is a free command line interface for Oracle Database) is. Tables alias. Here are few examples showing the usage and additional aspects of the feature. First, connect to a sql command line (sql.exe in windows) session. It is recommended to enter this sqlcl specific command before running any other commands ...
5. To get the time on the database server: SELECT SYSTIMESTAMP FROM DUAL. Or, if you want to format it as a string: SELECT TO_CHAR(SYSTIMESTAMP, 'YYYY-MM-DD HH24:MI:SS.FF TZH:TZM') FROM DUAL; If you want the time on the client then: SELECT CURRENT_TIMESTAMP FROM DUAL; or, you can take the system time and convert it to local time:
The Oracle date datatype does not take a length. Consider: create table CUST_ORDER ( ord_id NUMBER(38) CONSTRAINT cusordtb_ordid_pk PRIMARY KEY, cust_id NUMBER(38) NOT NULL, order_date DATE NOT NULL );
And in Oracle (Pre 12c).-- create table CREATE TABLE MAPS ( MAP_ID INTEGER NOT NULL , MAP_NAME VARCHAR(24) NOT NULL, UNIQUE (MAP_ID, MAP_NAME) ); -- create sequence CREATE SEQUENCE MAPS_SEQ; -- create tigger using the sequence CREATE OR REPLACE TRIGGER MAPS_TRG BEFORE INSERT ON MAPS FOR EACH ROW WHEN (new.MAP_ID IS NULL) BEGIN SELECT MAPS_SEQ.NEXTVAL INTO :new.MAP_ID FROM dual; END; /
SQL> select * from ldr_test; ID DESCRIPTION ----- ----- 1 Apple 2 Orange 3 Pear SQL> SQL*Loader has alot of options, and can take pretty much any text file as its input. You can even inline the data in your control file if you want.
Return more than 50 rows in Oracle Live SQL. Ask Question Asked 2 years, 3 months ago. Modified 1 month ago.