Oracle写没有表可以创建表
发布时间:2020-12-12 16:18:11 所属栏目:百科 来源:网络整理
导读:declare v_countnumber; begin selectcount(1) intov_count fromuser_tablest wheret.TABLE_NAME='TSHAREDETAIL_LIQ_BAK'; ifv_count0then executeimmediate'droptableTSHAREDETAIL_LIQ_BAK'; endif; executeimmediate'createtableTSHAREDETAIL_LIQ_BAKassel
declare
v_countnumber;
begin
selectcount(1)
intov_count
fromuser_tablest
wheret.TABLE_NAME='TSHAREDETAIL_LIQ_BAK';
ifv_count>0then
executeimmediate'droptableTSHAREDETAIL_LIQ_BAK';
endif;
executeimmediate'createtableTSHAREDETAIL_LIQ_BAKasselect*fromTSHAREDETAIL_LIQ';
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