存储过程花费了太多时间

Question

我遇到了问题。我使用存储过程来检索一些数据集。所有DB期望和检索结果在0秒内优化此过程。但是过了几天它需要花费太多时间，我必须在3,4天后使用autojob重新编译它。重新编译后再次在0秒内检索结果。 任何人都可以帮助我解决这个问题吗？

代码：

DECLARE @account BIGINT = 2210124537100405 
        WITH RECOMPILE

BEGIN
    -- declare @account bigint =101125953510789

    SELECT CONVERT(VARCHAR, table2.number) AS Claim_No,
           Table2.account,
           CONVERT(VARCHAR(10), B_DATE, 101) AS BILLDATE,
           table2.Location_Code,
           DOS,
           CONVERT(VARCHAR, DOS, 101)     AS DOS_SERVICE,
           (
               SELECT ISNULL(p_name, '') + ' ' + ISNULL(p_2name, '') + '. ' + 
                      ISNULL(p_3name, '')
               FROM   table3 p
               WHERE  p.p_code = a_p
           )                              AS A_Pn,
           B_Phn,
           S_Phn,
           ISNULL(C_Total, 0.00)             C_Total,
           ISNULL(Amt_P, 0.00)               Amt_P,
           PA_NUMBER,
           Re_Number,
           Facility_Code,
           ho_to = CASE ISNULL(Ho_To, '')
                        WHEN '' THEN dot
                        ELSE Hos_To
                   END,
           Hos_Fr = CASE ISNULL(Hos_From, '')
                         WHEN '' THEN dost
                         ELSE Hos_From
                    END,
           PRI_STATUS,
           SEC_STATUS,
           OTH_STATUS,
           PAT_STATUS,
           Employment,
           Claim_Status,
           Claim_Status_Date,
           Accident_State,
           Phy_Exam_Code,
           Phy_Exam_Desc,
           Ordering_Physician,
           ICN_Number,
           Block1213,
           ISNULL(Pri_Ins_Payment, 0.00)  AS Pri_Ins_Payment,
           ISNULL(Sec_Ins_Payment, 0.00)  AS Sec_Ins_Payment,
           ISNULL(Oth_Ins_Payment, 0.00)  AS Oth_Ins_Payment,
           ISNULL(Patient_Payment, 0.00)  AS Patient_Payment,
           ISNULL(Adjustment, 0.00)       AS Adjustment,
           ISNULL(Amt_Due, 0.00)          AS Amt_Due,
           DX_Code1,
           DX_Code2,
           DX_Code3,
           DX_Code4,
           DX_Code5,
           DX_Code6,
           DX_Code7,
           DX_Code8,
           POS,
           table2.PTL_Status,
           ISNULL(table2.resolve, 0)         resolve,
           table2.Patient_Payment_Plan,
           Is_Self_Pay,
           table2.Deleted,
           UPPER(table2.Created_By)       AS Created_By,
           CONVERT(DATETIME, CONVERT(VARCHAR, table2.Created_Date, 101)) AS 
           Created_Date,
           table2.Modified_By,
           table2.Modified_Date,
           IS_DRAFT                       AS Is_draft,
           ISNULL(ClaimTemp_Category.Temp_Name, '') AS Temp_Name,
           (
               SELECT COUNT(claim_no) AS table2_Submitted
               FROM   table2_Submitted
               WHERE  Claim_No        = table2.Claim_No
                      AND DELETED     = 0
           )                              AS table2_Submitted,
           (
               SELECT COUNT(claim_payments_id) AS CLAIMS_PAYMENT FROMtable4
               WHERE  Claim_No        = table2.Claim_No
                      AND DELETED     = 0
           )                              AS CLAIMS_PAYMENT
    FROM   table2
           JOIN table3
                ON  table2.attending_physician = table3.provider_code
           LEFT OUTER JOIN ClaimTemp_Category
                ON  table2.no = ClaimTemp_Category.Claim_No
    WHERE  (
               table2.account = @account
               OR table2.DRAFT_account = @account
           )
           AND ISNULL(table2.DELETED, 0) = 0
    ORDER BY
           DOS DESC
END