oracle plsql 游标的使用
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2022-05-08 21:57:34
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set serveroutput on; DECLARE str_tab_name VARCHAR2(100); str_tab_owner VARCHAR2(20); num_contain_QT_loc number; str_exec_grant varchar2(200); cursor cur is SELECT distinct(tb_pri.table_name) as TB_NAME, tb_pri.owner as TB_OWNER FROM dba_tab_privs tb_pri inner join (select owner, table_name from dba_tables where owner in ('BUAT_META','BUAT_AUDIT','BUAT_MAINT','BUAT_METRICS','BUAT_TRANS')) tb_info on tb_pri.table_name = tb_info.table_name and tb_pri.owner = tb_info.owner; BEGIN open cur; loop fetch cur into str_tab_name,str_tab_owner; exit when cur%notfound; select length(str_tab_name) - INSTR(str_tab_name, '_QT') into num_contain_QT_loc from dual; if num_contain_QT_loc > 2 then str_exec_grant := 'GRANT DELETE,INSERT,SELECT,UPDATE ON '|| str_tab_owner ||'.'||str_tab_name||' TO GCE1_DMM_UPDATE_ROLE'; dbms_output.put_line('str_tab_name :'||str_tab_name || ', str_tab_owner : ' || str_tab_owner || ' , grant 4.' ); else str_exec_grant := 'GRANT SELECT ON '|| str_tab_owner ||'.'||str_tab_name||' TO R2_DMM_READONLY_ROLE'; dbms_output.put_line('str_tab_name :'||str_tab_name || ', str_tab_owner : ' || str_tab_owner || ' , grant select.'); end if; dbms_output.put_line('sql :' || str_exec_grant); execute immediate str_exec_grant; end loop; close cur; exception when others then if cur%isopen then close cur; end if; END; /
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