Hi allThis query does a full tables scan of CONTRACT_SITE, ENTITLEMENT, PRODUCT causing performance impact on Production server.How can i avoid full table scan.SELECT ENTITLEMENT.ENTITLEMENT_ID AS ENTITLEMENT_ID, ENTITLEMENT.ORIGINAL_LTU AS ORIGINAL_LTU, ENTITLEMENT.STATUS AS STATUS, ENTITLEMENT.IS_PASSWORDED AS IS_PASSWORDED, ENTITLEMENT.IS_TRY AS IS_TRY, ENTITLEMENT.ASSIGNED_LTU AS ASSIGNED_LTU, ENTITLEMENT.ACTIVATED_LTU AS ACTIVATED_LTU, ENTITLEMENT.PROD_DESCRIPTION AS PROD_DESCRIPTION, ENTITLEMENT.DEPLOYMENT_CODE AS DEPLOYMENT_CODE, ENTITLEMENT.AUTHORIZATION_KEY AS AUTHORIZATION_KEY, ENTITLEMENT.PRODUCT_LINE AS PRODUCT_LINE, ENTITLEMENT.EXPIRE_DATE AS EXPIRE_DATE, ENTITLEMENT.TYPE AS TYPE, ENTITLEMENT.LICENSE_DURATION AS LICENSE_DURATION, ENTITLEMENT.DURATION_TYPE_CODE AS DURATION_TYPE_CODE, ENTITLEMENT.LAC_DISPLAY_OPTION_CODE AS LAC_DISPLAY_OPTION_CODE, ENTITLEMENT.PRODUCT_FAMILY_CODE AS PRODUCT_FAMILY_CODE, ENTITLEMENT.ENT_BUNDLE_TYPE_CODE AS ENT_BUNDLE_TYPE_CODE, ENTITLEMENT.PARENT_ENT_ID AS PARENT_ENT_ID, ENTITLEMENT.TARGET_TAG AS TARGET_TAG, ENTITLEMENT.CONTRACT_NUMBER AS CONTRACT_NUMBER, ENTITLEMENT.ENT_LICENSE_TYPE_CODE AS ENT_LICENSE_TYPE_CODE, ENTITLEMENT.ENT_SUPPORT_EXPIRE_DATE AS ENT_SUPPORT_EXPIRE_DATE, ENTITLEMENT.QTY_UOM_CODE AS QTY_UOM_CODE, CONTRACT_SITE.SITE_PUB_ID AS SITE_PUB_ID, CONTRACT_SITE.SITE_NAME AS SITE_NAME, PRODUCT.SKU_NUMBER AS SKU_NUMBER, PRODUCT.PRODUCT_VERSION AS PRODUCT_VERSION, PRODUCT.LTU AS PRODUCT_LTU, PRODUCT.PLATFORM AS PRODUCT_PLATFORM, PRODUCT.MEDIA AS PRODUCT_MEDIA, PRODUCT.LANGUAGE AS PRODUCT_LANGUAGE, PRODUCT.PRODUCT_TYPE AS PRODUCT_TYPE, PRODUCT.ISV_PROPERTY_ID_1 AS ISV_PROPERTY_ID_1, PRODUCT.ISV_PROPERTY_ID_2 AS ISV_PROPERTY_ID_2, PRODUCT.ISV_PROPERTY_ID_3 AS ISV_PROPERTY_ID_3, PRODUCT.ISV_PROPERTY_ID_4 AS ISV_PROPERTY_ID_4, PRODUCT.ISV_PROPERTY_ID_5 AS ISV_PROPERTY_ID_5, PRODUCT.ISV_PROPERTY_ID_6 AS ISV_PROPERTY_ID_6, PRODUCT.ISV_PROPERTY_ID_7 AS ISV_PROPERTY_ID_7, PRODUCT.ISV_PROPERTY_ID_8 AS ISV_PROPERTY_ID_8, PRODUCT.USER_DEFINED_DATA_1 AS USER_DEFINED_DATA_1, PRODUCT.USER_DEFINED_DATA_10 AS USER_DEFINED_DATA_10, PRODUCT.USER_DEFINED_DATA_11 AS USER_DEFINED_DATA_11, PRODUCT.USER_DEFINED_DATA_12 AS USER_DEFINED_DATA_12, PRODUCT.USER_DEFINED_DATA_13 AS USER_DEFINED_DATA_13, PRODUCT.USER_DEFINED_DATA_14 AS USER_DEFINED_DATA_14, PRODUCT.USER_DEFINED_DATA_15 AS USER_DEFINED_DATA_15, PRODUCT.USER_DEFINED_DATA_2 AS USER_DEFINED_DATA_2, PRODUCT.USER_DEFINED_DATA_4 AS USER_DEFINED_DATA_4, PRODUCT.USER_DEFINED_DATA_5 AS USER_DEFINED_DATA_5, PRODUCT.USER_DEFINED_DATA_6 AS USER_DEFINED_DATA_6, PRODUCT.USER_DEFINED_DATA_7 AS USER_DEFINED_DATA_7, PRODUCT.USER_DEFINED_DATA_8 AS USER_DEFINED_DATA_8, PRODUCT.USER_DEFINED_DATA_9 AS USER_DEFINED_DATA_9, COMPANY.COMPANY_NAME AS COMPANY_NAME, COMPANY.ALTERNATE_COMPANY_NAME AS ALTERNATE_COMPANY_NAME, COMPANY.COMPANY_ID AS COMPANY_ID, SLDCO_COMPANY.COMPANY_NAME AS SLDCO_COMPANY_NAME, DELCO_COMPANY.COMPANY_NAME AS DELCO_COMPANY_NAME , ENTITLEMENT.ORIGINAL_LTU - ENTITLEMENT.ACTIVATED_LTU AS AVAILABLE_LTU FROM ENTITLEMENT (NOLOCK) LEFT OUTER JOIN ENT_PARTY (NOLOCK) ON ENTITLEMENT.ENTITLEMENT_ID = ENT_PARTY.ENTITLEMENT_ID AND ENT_PARTY.PARTY_ROLE = 'ENDCO' LEFT OUTER JOIN COMPANY (NOLOCK) ON ENT_PARTY.PARTY_ID = COMPANY.COMPANY_ID LEFT OUTER JOIN CONTRACT_PARTY SLDCO_PARTY (NOLOCK) ON ENTITLEMENT.CONTRACT_ID = SLDCO_PARTY.CONTRACT_ID AND (SLDCO_PARTY.CONTRACT_PARTY_TYPE_CODE = 'BILL') AND (SLDCO_PARTY.CONTRACT_SITE_ID = ENTITLEMENT.CONTRACT_SITE_ID OR SLDCO_PARTY.CONTRACT_SITE_ID IS NULL) AND (SLDCO_PARTY.FAMILY = ENTITLEMENT.PRODUCT_FAMILY_CODE OR SLDCO_PARTY.FAMILY IS NULL) LEFT OUTER JOIN COMPANY SLDCO_COMPANY (NOLOCK) ON SLDCO_PARTY.COMPANY_ID = SLDCO_COMPANY.COMPANY_ID LEFT OUTER JOIN CONTRACT_PARTY DELCO_PARTY (NOLOCK) ON ENTITLEMENT.CONTRACT_ID = DELCO_PARTY.CONTRACT_ID AND (DELCO_PARTY.CONTRACT_PARTY_TYPE_CODE = 'DELCO') AND (DELCO_PARTY.CONTRACT_SITE_ID = ENTITLEMENT.CONTRACT_SITE_ID OR DELCO_PARTY.CONTRACT_SITE_ID IS NULL) AND (DELCO_PARTY.FAMILY = ENTITLEMENT.PRODUCT_FAMILY_CODE OR DELCO_PARTY.FAMILY IS NULL) LEFT OUTER JOIN COMPANY DELCO_COMPANY (NOLOCK) ON DELCO_PARTY.COMPANY_ID = DELCO_COMPANY.COMPANY_ID , CONTRACT_SITE (NOLOCK) , PRODUCT (NOLOCK) WHERE (ENTITLEMENT.PRODUCT_ID = PRODUCT.PRODUCT_ID) AND (ENTITLEMENT.CONTRACT_SITE_ID = CONTRACT_SITE.CONTRACT_SITE_ID) AND ( (CONTRACT_SITE.SITE_NAME LIKE N'%GNUL%' AND ENTITLEMENT.STATUS = N'ACTIV' AND ENTITLEMENT.ENT_LICENSE_TYPE_CODE = N'MNT') ) order by CONTRACT_NUMBER
Thanks