Example 1: sql count duplicate rows
SELECT _column, COUNT(*)
FROM _table
GROUP BY _column
HAVING COUNT(*) > 1
Example 2: sql server insert multiple rows
INSERT INTO table_name (column_list)
VALUES
(value_list_1),
(value_list_2),
...
(value_list_n);
Example 3: SQL Insert Multiple Rows
INSERT INTO StudentTable
( Rollo, Name, Class, Contact )
VALUES ( '1', 'Jonny', '10th', '9856245' ),
( '2', 'Ronny', '12th', '5421545' );
Example 4: insert multiple rows in sql.
INSERT INTO table (col1, col2, col3)
VALUES
(row1_val1, row1_val2, row1_val3),
(row2_val1, row2_val2, row2_val3),
(row3_val1, row3_val2, row3_val3);
Example 5: how to insert multiple records at once in sql acess
INSERT INTO target_table ( column_name1, column_name2 )
SELECT column_name1, column_name2
FROM (SELECT tableNameColumn AS column_name1, tableNameColumn2 FROM tableName, tableName2
WHERE tableNameColumn = 3 AND tableNameColumn2 = 1
UNION ALL
SELECT tableNameColumn AS column_name1, tableNameColumn2 FROM tableName, tableName2
WHERE tableNameColumn = 3 AND tableNameColumn2 = 1) AS TMP
example:
INSERT INTO ProgKnowledge ( UserID, ProgramID )
SELECT UserID, ProgramID
FROM (SELECT Users.ID AS UserID, Programs.ProgramID FROM Users, Programs
WHERE Programs.ProgramID = 3 AND Users.ID = 1
UNION ALL
SELECT Users.ID AS UserID, Programs.ProgramID FROM Users, Programs
WHERE Programs.ProgramID = 4 AND Users.ID = 1) AS add;
Example 6: insert multiple values into one column sql
INSERT INTO Data ( Col1 ) VALUES
('Hello'),
('World');