Author: codertutor_3o6d0o

SQL And – Or AND returns the records if both conditions are true. OR returns the records if at least one of the conditions is true. And – Or syntax SELECT * FROM table_name WHERE condition AND condition; SELECT * FROM...

SQL Where The SQL WHERE is used to return records that meet the conditions in a select query. Where syntax -- select the records that meet the condition SELECT * FROM table_name WHERE {condition} SELECT * FROM view_name WHERE {condition} Where...

SQL Distinct The SQL DISTINCT is used to eliminate duplicate records and returns unique values. Distinct syntax -- select distinct column records from table SELECT DISTINCT column_name FROM table_name -- select specific columns SELECT DISTINCT column_name1, column_name2 FROM table_name Distinct example...

SQL Select The SQL command SELECT is used to query a database table. You can select all records from table or just certain records that meet the required conditions. You can select all columns from table or just certain columns. Select...

SQL Delete The SQL command DELETE is used to delete records from an SQL table. You can delete all records from table or just certain records that meet the required conditions. Delete syntax -- delete all records from table DELETE FROM...