Return all columns.
SELECT * FROM COURSES
Run a SQL Select statement and limit the number of rows returned. Useful when you are not sure of how to limit the recordset to be returned and you only want to return a few rows to do some initial analysis.
SELECT COURSE_DESIGNATER , COURSE_NAME , EMPLOYEE_INACTIVATING FROM COURSES WHERE RowNum < 11
Returns a count of the total number of rows in a table.
SELECT COUNT(*) from COURSES
Join two Oracle tables together.
SELECT b.COURSE_NAME , a.CLASS_END_DATE , a.CLASS_START_DATE FROM CLASSES a JOIN COURSES b ON b.COURSE_DESIGNATER = a.COURSE_DESIGNATER_FK WHERE RowNum < 100 /
Update a single row of data.
UPDATE STUDENTS SET EMPLOYEE_ID_FK = '3789' , GENDER_CODE = 'F' , MARITAL_STATUS_CODE = 'M' WHERE STUDENT_ID = 11 / COMMIT WORK ; /
Update multiple rows of data..
UPDATE CLASSCONVENINGS SET ACITVE_FLG = 2 WHERE CLASS_CONVENE_DATE = TO_DATE('2005-12-31 00:00:00', 'YYYY-MM-DD HH24:MI:SS') / COMMIT WORK ; /
Insert a row of data. Note: the minimum requirements for and insert must include columns that are part of the primary key, part of indexes where no duplicates are allowed, and all columns that cannot be null.
INSERT INTO COURSES ( COURSE_DESIGNATER , COURSE_NAME , EDUCATION_DELIVERY_METHOD , COURSE_DESCRIPTION_SHORT , COURSE_DESCRIPTION_LONG , COURSE_SYLLABUS_ATTACHMENT , COURSE_MATERIALS_ZIP , COURSE_MATERIALS_LOCATION , MAX_RECOMMENDED_ENROLLMENT , CONVENINGS , CONVENINGS_DETAILS , CONVENINGS_CONSECUTIVE_FLG , TYPICAL_PRECLASS_PREP_TIME , TYPICAL_POSTCLASS_PREP_TIME , TYPICAL_CONVENING_TIME , SPONSER_NAME , ACTIVE_FLG , INACTIVE_DATE , INACTIVE_REASON , EMPLOYEE_INACTIVATING ) VALUES ( 'SQL200' , 'Intermediate SQL' , 'Classroom' , NULL , NULL , 'doc' , 'zip' , 'DataExpressions\csematerials' , 16 , 0 , NULL , 0 , NULL , NULL , NULL , NULL , 1 , NULL , NULL , 0 ) / COMMIT WORK ;
Delete a row of data.
DELETE FROM COURSES WHERE COURSE_DESIGNATER = 'Java110' / COMMIT WORK ;
Delete multiple rows of data. Be careful!
DELETE FROM CLASSCONVENINGS WHERE CLASSES_NUM_FK > 4 AND CLASS_CONVENE_DATE = TO_DATE('2006-02-15 00:00:00', 'YYYY-MM-DD HH24:MI:SS') AND CLASS_LOCATION_FK = 'Seattle-Training Room 1