Data Convert SQL TO JSON

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SELECT JSON_OBJECT('EMPLOYEES' : JSON_ARRAYAGG ( JSON_OBJECT( 'EMPNO' : empno, 'ENAME' : ename, 'JOB' : job ) ) ) FROM emp)); SELECT T1.SURVEY_SITE_CODE_ID, T1.PROJECT_ID, json_arrayagg ( json_object ( 'item_id' value t1.ITEM_ID, 'item_name' value T1.ITEM_NAME, 'meter_instalation_qty' value T2.METER_INSTALATION_QTY, 'close_out_qty' value T2.CLOSE_OUT_QTY ) format json returning clob ) as json_item FROM ( SELECT A.ID AS SURVEY_SITE_CODE_ID, A.PROJECT_ID, C.ITEM_ID, D.NAME AS ITEM_NAME, B.company_id AS PROJECT_ORGANIZATION_ID FROM survey_site_codes A, ---39430 Rows projects B, project_organization_item_types C, ITEMS D WHERE A.project_id = B.id AND B.company_id=C.PROJECT_ORGANIZATION_ID AND C.ITEM_ID=D.ID AND C.ITEM_TYPE_ID=322) T1, (SELECT A.SURVEY_SITE_CODE_ID,A.ITEM_ID,B.project_organization_id, SUM(A.METER_INSTALLATION_QUANTITY) AS meter_instalation_qty, SUM(C.QUANTITY) AS close_out_qty FROM SURVEY_METER_INSTALLATION_PARTS_DETAILS A, project_organization_item_types B, CLOSEDOUT_PARTS C WHERE A.item_id=b.item_id AND A.SURVEY_SITE_CODE_ID=C.SURVEY_SITE_CODE_ID(+) AND A.ITEM_ID=C.ITEM_ID(+) AND A.STATUS=327 AND A.SI_TYPE=105 AND B.ITEM_TYPE_ID=322 GROUP BY A.SURVEY_SITE_CODE_ID,A.ITEM_ID,B.project_organization_id) T2 WHERE T1.SURVEY_SITE_CODE_ID=T2.SURVEY_SITE_CODE_ID(+) AND T1.ITEM_ID=T2.ITEM_ID(+) AND T1.PROJECT_ORGANIZATION_ID=T2.PROJECT_ORGANIZATION_ID(+) GROUP BY T1.SURVEY_SITE_CODE_ID,T1.PROJECT_ID

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