0203 select

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The SELECT Statement

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• Explain Database Tables / Data Browser

• Use the SELECT statement and the WHERE

clase

• Describe the SELECT S!"#LE statement

• Explain the $RDER B% addition

• Describe retrie&in' indi&idal colmns

• Exclde dplicate records drin' selection

• Describe the SELECT statement s(ntax• De)ine *''re'ate expressions

Topic Objectives

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Key

fields inBLUE

Data Browser SE!" with #L$ %rid

S#& Database Tables

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C#''(D CO))(D *LD#TE

PROGRAM ZDEMO.TABLES: SFLIGHT.SELECT * FROM SFLIGHT. WRITE: / SFLIGHT-CARRID, SFLIGHT-CONNID, SFLIGHT-FLDATE.ENDSELECT.

Table wor+ area S*L(%,T

Table

S*L(%,T

TABLE SFLIGHT

SELECT Statement Basic *orm

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'estrictin- Data Selection

.,E'E cla/se

REPORT ZDEMO.TABLES: SFLIGHT.SELECT * FROM SFLIGHT

WHERE CARRID = ‘AA'.

ENDSELECT.IF SY-SUBRC NE .

ENDIF.

statements

statements

statements

statements

#llowable comparison operators for .,E'E conditions 0

E12 3 LE2 43

)E2 452 54 %T2 5

LT2 4 %E2 53

E12 3 LE2 43

)E2 452 54 %T2 5

LT2 4 %E2 53

Less than or e6/al

%reater than

%reater than or e6/al

E6/al to

)ot e6/al to

Less than

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'etrievin- a Sin-le 'ecord

SELECT S()%LE

REPORT ZDEMO.TABLES: SFLIGHT.SELECT SINGLE * FROM SFLIGHT

WHERE CARRID = ‘AA' AND CONNID = ‘!"#

AND FLDATE = ‘$%!&#.

IF SY-SUBRC NE .

ENDIF.

statements

statements

)o E)DSELECT

re6/ired

)o E)DSELECT

re6/ired

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E7ample0 Sin-le #ccess8U& TO

4n5 'O.S

REPORT ZDEMO.

TABLES: SFLIGHT.

SELECT * FROM SFLIGHT UP TO ! ROWS

WHERE CARRID E ‘AA‘. WRITE: SFLIGHT-CARRID, SFLIGHT-CONNID, SFLIGHT-FLDATR.ENDSELECT.IF SY-SUBRC () .

.ENDIF.

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'etrievin- 'ecords in Se6/ence

O'DE' B9


ORDER BY PRIMARY +EY.

ENDSELECT.

statementsstatements


WHERE CARRID = ‘AA'ORDER BY CONNID FLDATE.

ENDSELECT.


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REPORT ZDEMO.TABLES: SFLIGHT.DATA: FLDATE LI+E SFLIGHT-FLDATE.SELECT FLDATE INTO FLDATE FROM SFLIGHT.

ENDSELECT.


REPORT ZDEMO.TABLES: SFLIGHT.DATA: CARRID LI+E SFLIGHT-

CARRID, CONNID LI+E SFLIGHT-CONNID.SELECT CARRID CONNID INTO

CARRID, CONNID FROM SFLIGHT.

statementsstatements Demo Transaction SE+,

'etrievin- (ndivid/al Col/mns

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E7cl/din- D/plicates SELECT

D(ST()CT

REPORT B!"D01.TABLES: SFLIGHT.DATA: CARRID LI+E SFLIGHT-CARRID.SELECT DISTINCT CARRID INTO CARRID FROM SFLIGHT. WRITE:/ CARRID.

ENDSELECT.

REPORT B!"D0%.TABLES: SFLIGHT.DATA: CARRID LI+E SFLIGHT-CARRID,

CONNID LI+E SFLIGHT-CONNID.SELECT DISTINCT CARRID CONNID

INTO CARRID, CONNID FROM SFLIGHT. WRITE:/ CARRID, CONNID.ENDSELECT.

S*L(%,T

C#''(D

##

#:

DL

L,

1*

S1

U#

O/tp/tO/tp/t

S*L(%,T

C#''(D CO))(D

## ;;!<

## ;;"=

#: ;>>>

#: ;<??

#: ;<?@

#: ;<@;

DL !"@@

O/tp/tO/tp/t

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REPORT ZDEMO.TABLES: SFLIGHT.DATA: TOTAL TYPE I, HIGHPRICE LI+E SFLIGHT-PRICE, LOWPRICE LI+E SFLIGHT-PRICE.

SELECT COUNT DISTINCT CARRID MA2 PRICE MIN PRICE FROM SFLIGHT INTO TOTAL,

WHIGHPRICE, WLOWPRICE.

ENDSELECT.

#fter SELECT 0

$ATOT#L

<

$A,(%,A&'(CE

"2"<==>

$ALO.A&'(CE

=?>;;

#--re-ate E7pressions

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E7ercise

E7ercise !! - Usin' the SELECT Statement. , mintesE7ercise ! - Usin' the SELECT S!"#LE Statement. 0 mintes

E7ercise ! - Usin' *''re'ate Expressions. +, mintes

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#ny 6/estions

1/estions and #nswers

0203 select

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