src/main/java/com/mzl/flower/mapper/wallet/WalletMapper.java
@@ -2,6 +2,9 @@ import com.mzl.flower.entity.wallet.WalletDO; import com.baomidou.mybatisplus.core.mapper.BaseMapper; import org.apache.ibatis.annotations.Select; import java.math.BigDecimal; /** * <p> @@ -13,4 +16,7 @@ */ public interface WalletMapper extends BaseMapper<WalletDO> { @Select("select total_amount as totalAmount from t_wallet where supplier_id =#{supplierId}") public BigDecimal getTotalAmount(String supplierId); }