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2#
发表于 2013-8-7 12:27:52
select count(1) from ETL_HERONSDB.bs_cif_base_gl partition(SYS_P271670);
再次调用就可以正常执行==>可能仅仅是 buffer级别的 逻辑讹误
ktrgcm(): completed for block <0x0007 : 0x12d356ff> objd: 0x000f0e47
ktrget2(): completed for block <0x0007 : 0x12d356ff> objd: 0x000f0e47
BH (0x24000b1e8) file#: 75 rdba: 0x12d356f4 (75/1267444) class: 1 ba: 0x2401f2000
set: 41 pool: 3 bsz: 8192 bsi: 0 sflg: 1 pwc: 0,25
dbwrid: 0 obj: 986695 objn: 986695 tsn: 7 afn: 75 hint: f
hash: [0x35fc430f0,0x35fc430f0] lru: [0x195f44820,0x279fce090]
ckptq: [NULL] fileq: [NULL] objq: [NULL] objaq: [NULL]
st: CR md: NULL tch: 1
cr: [scn: 0x9.11bf1b60],[xid: 0x0.0.0],[uba: 0x0.0.0],[cls: 0x9.11bf1ebb],[sfl: 0x0],[lc: 0x0.0]
flags: only_sequential_access
cr pin refcnt: 0 sh pin refcnt: 0
buffer tsn: 7 rdba: 0x12d356f4 (75/1267444)
scn: 0x0009.0e105ed2 seq: 0x02 flg: 0x04 tail: 0x5ed20602
frmt: 0x02 chkval: 0x7a41 type: 0x06=trans data
Hex dump of block: st=0, typ_found=1
seg/obj: 0xf0e47 csc: 0x09.e105cda itc: 2 flg: E typ: 2 - INDEX
brn: 0 bdba: 0x12d35303 ver: 0x01 opc: 0
inc: 0 exflg: 0
Itl Xid Uba Flag Lck Scn/Fsc
0x01 0x0000.000.00000000 0x00000000.0000.00 ---- 0 fsc 0x0000.00000000
0x02 0xffff.000.00000000 0x00000000.0000.00 C--- 0 scn 0x0009.0e105cda
objd: 0x000f0e47是索引, 该SQL的执行计划 估计是 对索引 partition的fast full scan
action plan:
1、flush buffer_cache 观察现象是否再次发生
2、 考虑drop =>再create这个索引 |
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