sql Write a SELECT statement

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Computer Science
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Question description

SQL exercise.docx    Describe School.  Write a SELECT statement that shows the length of the school name and the length of the type (2 columns).  Explain the result.

SQL> desc school

 Name  Null?  Type

 ----------------------------------------- -------- ---------------------------

 SCHOOL_ID  NOT NULL NUMBER(10)

 SCHOOL_NAME   NOT NULL VARCHAR2(50)

 SCHOOL_TYPE  NOT NULL CHAR(30) SQL> desc school

 Name  Null?  Type

 ----------------------------------------- -------- ---------------------------

 SCHOOL_ID   NOT NULL NUMBER(10)

 SCHOOL_NAME  NOT NULL VARCHAR2(50)

 SCHOOL_TYPE  NOT NULL CHAR(30)


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(Top Tutor) Daniel C.
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