Important SQL Syntax Commands With Example For Manual & Automation Testers

SQL Syntax For Manual And Automation Testers

As we know SQL is following some set of rules while writing the queries that called SQL syntax. So in this post, we are going to learn about:

• SQL tutorial
• SQL commands
• SQL syntax
• SQL statements
• basic SQL queries

When we Are going for any testing or an interview, SQL is one of the major parts. So we are trying to recall the SQL syntax of different statements like insert, update, delete.. etc. so we share the SQL syntax for you.

Check Also: SQL Join

SQL Syntax Commands

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’;

Read Also: SQL Interview Questions

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”, [Function(“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 1 constraint(s)],
“column 2” “data type for column 2” [column 2 constraint(s)],
…
[table constraint(s)]);

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”, …);

Read: Basic SQL Queries

Insert Into Select Statement
INSERT INTO “table1” (“column1”, “column2”, …)
SELECT “column3”, “column4”, …
FROM “table2”;

Update Statement
UPDATE “table_name”
SET “column_1” = [new value] WHERE “condition”;

Delete From Statement
DELETE FROM “table_name”
WHERE “condition”;

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