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kurs:employees_per_year [2010/05/18 11:15] 127.0.0.1 external edit |
kurs:employees_per_year [2011/11/09 15:38] mh |
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select min(EXTRACT(year from hire_date)), max(EXTRACT(year from hire_date)) into | select min(EXTRACT(year from hire_date)), max(EXTRACT(year from hire_date)) into | ||
sy, ey from employees; | sy, ey from employees; | ||
+ | |||
+ | /* select min(y), max(y) into sy, ey from | ||
+ | (select extract(year from hire_date) y from employees); */ | ||
for i in sy..ey loop | for i in sy..ey loop |