SELECT * FROM M_SHARE_EXP INNER JOIN FRM_SHARE_EXP on M_SHARE_EXP.SHARE_EXP_ID = FRM_SHARE_EXP.WFR_ID INNER JOIN WF_FILE ON FRM_SHARE_EXP.F_ID = WF_FILE.WFR_ID WHERE WF_FILE.WFS_FIELD_NAME = 'SHARE_IMAGE' AND WF_FILE.WF_MAIN_ID = '57841' AND WF_FILE.FILE_STATUS = 'Y' AND M_SHARE_EXP.SHARE_EXP_ID = '' Error Description: ERROR: invalid input syntax for type numeric: "" LINE 11: AND M_SHARE_EXP.SHARE_EXP_ID = '' ^