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Introduction to SQL

Introduction to SQL
ON UPDATE CASCADE ensures which of the following?

Materialized Views
All of these
Normalization
Data Integrity

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Introduction to SQL
The SQL statementSELECT SUBSTR('abcdefghij', INSTR('123321234', '2', 3, 2), 2) FROM DUAL;prints

bc
23
gh
ab

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Introduction to SQL
SQL provides five built-in functions: COUNT, SUM, AVG, MAX, MIN.

True
False

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Introduction to SQL
Which of the following join is also called as an 'inner-join'?

Self-Join
None of these
Equijoin
Non-Equijoin

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Introduction to SQL
Which of the following is the correct order of keywords for SQL SELECT statements?

SELECT,WHERE,FROM
SELECT, FROM, WHERE
FROM, WHERE, SELECT
WHERE, FROM,SELECT

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Introduction to SQL
Which of the following is a valid SQL type?

NUMERIC
CHARACTER
FLOAT
All of these

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