Two Inner Joins in OleDb SQL query [duplicate]
问题 This question already has answers here : SQL multiple join statement (3 answers) Closed 2 years ago . I'm trying to make an SQL query with an OleDbCommand into an Access database (.accdb). While this command works fine (in a OleDbCommand.ExecuteReader() ): string command = "SELECT cred.* " + "FROM TB_CREDENTIALS cred " + "INNER JOIN TB_REL_USERS_CREDENTIALS rel ON cred.CRED_ID = rel.REL_USR_CRED_CRED_ID "; This other doesn't, and I can't understand why (all examples I see around use the exact