dwd層腳本

『壹』 鍚勪綅澶х烇紝鏁版嵁浠撳簱鍒嗗眰 DWD DWB DWS 鍒嗗埆鏄浠涔堢緝鍐欏晩

DW 錛data warehouse 緲昏瘧鎴鏁版嵁浠撳簱

DW鏁版嵁鍒嗗眰錛岀敱涓嬪埌涓婁負 DWD,DWB,DWS

DWD錛歞ata warehouse detail 緇嗚妭鏁版嵁灞傦紝鏈夌殑涔熺О涓 ODS灞傦紝鏄涓氬姟灞備笌鏁版嵁浠撳簱鐨勯殧紱誨眰銆

DWB錛歞ata warehouse base 鍩虹鏁版嵁灞傦紝瀛樺偍鐨勬槸瀹㈣傛暟鎹錛屼竴鑸鐢ㄤ綔涓闂村眰錛屽彲浠ヨや負鏄澶ч噺鎸囨爣鐨勬暟鎹灞傘

DWS錛歞ata warehouse service 鏈嶅姟鏁版嵁灞傦紝鍩轟簬DWB涓婄殑鍩虹鏁版嵁錛屾暣鍚堟眹鎬繪垚鍒嗘瀽鏌愪竴涓涓婚樺煙鐨勬湇鍔℃暟鎹錛屼竴鑸鏄瀹借〃銆

鎵╁睍璧勬枡

鏁版嵁浠撳簱鍒嗗眰鐨勫師鍥

1銆侀氳繃鏁版嵁棰勫勭悊鎻愰珮鏁堢巼錛屽洜涓洪勫勭悊錛屾墍浠ヤ細瀛樺湪鍐椾綑鏁版嵁

2銆佸傛灉涓嶅垎灞傝屼笟鍔＄郴緇熺殑涓氬姟瑙勫垯鍙戠敓鍙樺寲錛屽氨浼氬獎鍝嶆暣涓鏁版嵁娓呮礂榪囩▼錛屽伐浣滈噺宸ㄥぇ

3銆侀氳繃鍒嗗眰綆＄悊鏉ュ疄鐜板垎姝ュ畬鎴愬伐浣滐紝榪欐牱姣忎竴灞傜殑澶勭悊閫昏緫灝辯畝鍗曚簡

鏍囧噯鐨勬暟鎹浠撳簱鍒嗗眰錛歰ds錛堜復鏃跺瓨鍌ㄥ眰錛夛紝pdw錛堟暟鎹浠撳簱灞傦級錛宮id錛鏁版嵁闆嗗競灞傦級錛宎pp錛搴旂敤灞錛

4銆絀洪棿鎹㈡椂闂銆傞氳繃寤鴻懼氬眰嬈＄殑鏁版嵁妯″瀷渚涚敤鎴蜂嬌鐢錛岄伩鍏嶇敤鎴風洿鎺ヤ嬌鐢ㄦ搷浣滃瀷鏁版嵁錛屽彲浠ユ洿楂樻晥鐨勮塊棶鏁版嵁銆

5銆佹妸澶嶆潅闂棰樼畝鍗曞寲銆傝蹭竴涓澶嶆潅鐨勪換鍔″垎瑙ｆ垚澶氫釜姝ラゆ潵瀹屾垚錛屾瘡涓灞傚彧澶勭悊鍗曚竴鐨勬ラわ紝姣旇緝綆鍗曞拰瀹規槗鐞嗚В銆傝屼笖渚誇簬緇存姢鏁版嵁鐨勫噯紜鎬э紝褰撴暟鎹鍑虹幇闂棰樹箣鍚庯紝鍙浠ヤ笉鐢ㄤ慨澶嶆墍鏈夌殑鏁版嵁錛屽彧闇瑕佷粠鏈夐棶棰樼殑姝ラゅ紑濮嬩慨澶嶃

6銆佷究浜庡勭悊涓氬姟鐨勫彉鍖栥傞殢鐫涓氬姟鐨勫彉鍖栵紝鍙闇瑕佽皟鏁村簳灞傜殑鏁版嵁錛屽瑰簲鐢ㄥ眰瀵逛笟鍔＄殑璋冩暣闆舵劅鐭

鍙傝冭祫鏂鐧懼害鐧劇-鏁版嵁浠撳簱