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select r.rollid as rollid from zh1_rool r where r.date_p >=to_date('2009-11-26 23:59:59','yyyy-mm-dd hh24:mi:ss') and rollid not in
(select t.lot_number as rollid
from inv.mtl_onhand_quantities_detail t
left join mtl_system_items_b mi
on t.inventory_item_id = mi.inventory_item_id
where mi.segment1 like '101%' and mi.organization_id = 102)


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jdbcÁ¬½ÓOracle

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    ÎÒÕâÊÇÒ»¸ö²éѯÀý×Ó
    Ê×ÏÈ£¬Ô ......

ORACLE Ò»Ö¶Á(Consistent Read)µÄ²½Öè

1. Read the Data Block.
2. Read the Row Header.
3. Check the Lock Byte to determine whether there's an ITL entry.
4. Read the ITL entry to determine the Transaction ID (Xid).
5. Read the Transaction Table using the Transaction ID. If the transaction has been committed and has a System Commit ......

ѧϰ¡¶Oracle 9i10g±à³ÌÒÕÊõ¡·µÄ±Ê¼Ç (Ê®Èý) Ë÷Òý

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oracleÅж϶ÔÏóÊÇ·ñ´æÔÚ

declare    
    v_isexist number(3,0):=0;  
begin  
    select count(1) into v_isexist from sys.all_objects where owner = 'TEST' and object_type = 'TABLE' and object_name = 'TAB1';
    if  v_isexist>0 ......

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´ÓÔÚLinuxÉϰ²×°Oracleµ½Í¶ÈëʹÓòż¸Ì죬Åöµ½µÄÎÊÌâ¾Í³É°ÙÉÏǧµÄ¡£ÔÚʹÓÿͻ§¶ËÁ¬½ÓÔ¶³ÌOracleÊý¾Ý¿â·þÎñÆ÷ʱ£¬³öÏÖÁËlistener refused the connection with the following error ora-12519 Listener refused the connection with the following error:ORA-12519, TNS:no appropriate service handler foundThe Connection ......
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