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Desember 25, 2011

Perintah – perintah dalam SQL



Select Statement
SELECT “column_name” FROM “table_name”


Distinct
SELECT DISTINCT “column_name”
FROM “table_name”



Where
SELECT “column_name”
FROM “table_name”
WHERE “condition”



And/Or
SELECT “column_name”
FROM “table_name”
WHERE “simple condition”
{[AND|OR] “simple condition”}+



In
SELECT “column_name”
FROM “table_name”
WHERE “column_name” IN (‘value1′, ‘value2′, …)


Between
SELECT “column_name”
FROM “table_name”
WHERE “column_name” BETWEEN ‘value1′ AND ‘value2′


Like
SELECT “column_name”
FROM “table_name”
WHERE “column_name” LIKE {PATTERN}


Order By
SELECT “column_name”
FROM “table_name”
[WHERE "condition"]
ORDER BY “column_name” [ASC, DESC]


Count
SELECT COUNT(“column_name”)
FROM “table_name”


Group By
SELECT “column_name1″, SUM(“column_name2″)
FROM “table_name”
GROUP BY “column_name1″


Having
SELECT “column_name1″, SUM(“column_name2″)
FROM “table_name”
GROUP BY “column_name1″
HAVING (arithematic function condition)


Create Table Statement
CREATE TABLE “table_name”
(“column 1″ “data_type_for_column_1″,
“column 2″ “data_type_for_column_2″,
… )


Drop Table Statement
DROP TABLE “table_name”


Truncate Table Statement
TRUNCATE TABLE “table_name”


Insert Into Statement
INSERT INTO “table_name” (“column1″, “column2″, …)
VALUES (“value1″, “value2″, …)


Update Statement
UPDATE “table_name”
SET “column_1″ = [new value]
WHERE {condition}


Delete From Statement
DELETE FROM “table_name”
WHERE {condition} (Continue)..

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