DB2


SELECT


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INTO :, :

FROM S

WHERE _ = :_;

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. , SELECT , ( ) ? , , SQLCODE . , , INTO, , :

SQL SELECT ,

INTO :: _, :: _

FROM S

WHERE _ = :_;

IF _ < 0 THEN / */. . .;

IF _ < 0 THEN / * */. . .;

, , , , , . , , . . . 15- .

.

WHERE. , :

_ = -1;

SQL SELECT

INTO :

FROM S

WHERE = : : _;

:

SQL SELECT

INTO :

FROM S

WHERE IS NULL;




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