Friday, May 29, 2009

SQL Basic Syntax

In this Article, we Discuss the SQL syntax for each of the SQL commands in this tutorial. The purpose of this page is to have a quick reference page for SQL syntax, so you can learn SQL more quickly.

1. Select Statement:
SELECT "column_name" FROM "table_name"

2. Distinct
SELECT DISTINCT "column_name"FROM "table_name"

3. Where:
SELECT "column_name"FROM "table_name"WHERE "condition"

4. And/OR: SELECT "column_name"FROM "table_name"WHERE " simple condition"{[ANDOR] "simple condition"}+In:SELECT "column_name"FROM "table_name"WHERE "column_name" IN ('value1', 'value2', ...)

5. Between: SELECT "column_name"FROM "table_name"WHERE "column_name" BETWEEN 'value1' AND 'value2'

6. Like: SELECT "column_name"FROM "table_name"WHERE "column_name" LIKE {PATTERN}

7. Order By: SELECT "column_name"FROM "table_name"[WHERE "condition"]ORDER BY "column_name" [ASC, DESC]

8. Count: SELECT COUNT("column_name")FROM "table_name"

9. Group By: SELECT "column_name1", SUM("column_name2")FROM "table_name"GROUP BY "column_name1"

10. Having: SELECT "column_name1", SUM("column_name2")FROM "table_name"GROUP BY "column_name1"HAVING (arithematic function condition)

11. Create Table Statement: CREATE TABLE "table_name"("column 1" "data_type_for_column_1","column 2" "data_type_for_column_2",... )

12. Drop Table Statement: DROP TABLE "table_name"

13. Truncate Table Statement: TRUNCATE TABLE "table_name"

14. Insert into Statements: INSERT INTO "table_name" ("column1", "column2", ...)VALUES ("value1", "value2", ...)

15. Update Statement: UPDATE "table_name"SET "column_1" = [new value]WHERE {condition}Delete From StatementDELETE FROM "table_name"WHERE {condition}

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