関連ワード:  sql split string by character oracle    sql split string by delimiter oracle    oracle sql split string by delimiter into columns    oracle sql split string by delimiter into rows    oracle sql split string by delimiter and get second element    oracle sql split string by delimiter regexp_substr    oracle sql split string by delimiter and get first element    oracle sql split string by delimiter and get last element    oracle sql split string by delimiter into array    oracle sql split string into columns by character