Updating tinyint columns in oracle


Consider the example of a table that has 600 sparse columns of type bigint.If there are 571 non-null columns, then the total size on disk is 571 * 12 = 6852 bytes.Since all the columns are fixed-length data types, they cannot be pushed off the row. Sparse columns can be of any SQL Server data type and behave like any other column with the following restrictions: Note Step 2 can fail when the size of the data in the row exceeds the maximum allowable row size.This size includes the size of the data stored in the old column and the updated data stored in the new column.However, My SQL does not throws some error message when you violate these bounds.



However, during the update, there is additional overhead in memory which is 2*(number of non-null sparse columns).We're having the same problem as well when trying to update using a Query: UPDATE `ITC Individual Tax Client Access` SET `PRIN_NAME`='Test', `PRIN_ADR_1`='234' WHERE `OFFICE`=7112 AND `CODE`=0 AND `PRIN_NAME`='' AND `PRIN_ADR_1`='' AND `PRIN_ADR_2`='' AND `PRIN_ADR_3`='' AND `LASTNAME`='' AND `1ST_MTH`='' AND `TAX_RETN`='' AND `SCH_C`='' AND `IND_FREE`='' AND `IND_FEEAMT`=0 AND `EMAILPRIN`='' AND `PRIN_PHONE`='' AND `PRIN_BDAY`='' AND `SPOUSE_NAM`='' AND `SPOUSE_BDA`='' AND `BL`='' AND `PL`='' LIMIT 1; Here's the CREATE: CREATE TABLE `CLIENTS` ( `CODE` DOUBLE NULL DEFAULT '0' COMMENT 'Enter 4 digit Client Code ', `BUSINESS_N` VARCHAR(32) NULL DEFAULT '', `OWNER_NAME` VARCHAR(32) NULL DEFAULT '', `ADDRESS_1` VARCHAR(32) NULL DEFAULT '', `ADDRESS_2` VARCHAR(32) NULL DEFAULT '', `ADDRESS_3` VARCHAR(32) NULL DEFAULT '', `CC_LOC` VARCHAR(12) NULL DEFAULT '' COMMENT 'If this client COÜLD be cold called, enter Town', `SALUTATION` VARCHAR(22) NULL DEFAULT '', `PHONE` VARCHAR(10) NULL DEFAULT '', `FAX` VARCHAR(10) NULL DEFAULT '', `EMAIL` VARCHAR(32) NULL DEFAULT '', `LEAD_TYPE` VARCHAR(3) NULL DEFAULT '', `OFFICE` DOUBLE NULL DEFAULT '0', `KEY_CONTAC` VARCHAR(10) NULL DEFAULT '', `KEY_EMPLOY` VARCHAR(20) NULL DEFAULT '', `1ST_MTH` VARCHAR(8) NULL DEFAULT '', `DRAFT?` VARCHAR(1) NULL DEFAULT '', `90_DAY_REV` VARCHAR(1) NULL DEFAULT '', `NOMAIL` VARCHAR(6) NULL DEFAULT '', `BKPR_#` DOUBLE NULL DEFAULT '0', `PRIORITY` DOUBLE NULL DEFAULT '0' COMMENT 'Enter Priority', `PDEP` VARCHAR(2) NULL DEFAULT '', `PST` VARCHAR(3) NULL DEFAULT '', `PRTN` VARCHAR(5) NULL DEFAULT '', `STAX` VARCHAR(5) NULL DEFAULT '', `MEALPIN` VARCHAR(4) NULL DEFAULT '', `NAME_CODE` VARCHAR(4) NULL DEFAULT '', `PENSION` VARCHAR(8) NULL DEFAULT '', `CNT` DOUBLE NULL DEFAULT '0', `CKWRITER` VARCHAR(5) NULL DEFAULT '', `PR_TYPE` VARCHAR(2) NULL DEFAULT '', `EOM_RPT` VARCHAR(3) NULL DEFAULT '', `BK_LAST_PR` VARCHAR(8) NULL DEFAULT '', `LAST_INCR` DATETIME NULL DEFAULT NULL, `INCR_RSN` VARCHAR(8) NULL DEFAULT '', `REFER` DOUBLE NULL DEFAULT '0', `BINDER` VARCHAR(7) NULL DEFAULT '', `HISTORY_1` VARCHAR(20) NULL DEFAULT '', `HISTORY_2` VARCHAR(20) NULL DEFAULT '', `HISTORY_3` VARCHAR(20) NULL DEFAULT '', `CKS_MTH` DOUBLE NULL DEFAULT '0', `CWCKS_MTH` DOUBLE NULL DEFAULT '0', `PRCKS_MTH` DOUBLE NULL DEFAULT '0', `#_DPSTS` DOUBLE NULL DEFAULT '0', `CWDEP_MTH` DOUBLE NULL DEFAULT '0', `DPST_TYPE` VARCHAR(5) NULL DEFAULT '', `#_SUBS` DOUBLE NULL DEFAULT '0', `PRFREQ` VARCHAR(4) NULL DEFAULT '', `#_EMP` DOUBLE NULL DEFAULT '0', `#_NOTES` DOUBLE NULL DEFAULT '0', `#M_SLSTAX` DOUBLE NULL DEFAULT '0', `#Q_SLSTAX` DOUBLE NULL DEFAULT '0', `#_LOC` DOUBLE NULL DEFAULT '0', `#_BUSCC` DOUBLE NULL DEFAULT '0', `COMPARE` VARCHAR(1) NULL DEFAULT '', `AVG_HRS` DOUBLE NULL DEFAULT '0', `WCPREP` VARCHAR(1) NULL DEFAULT '', `#_ACCTS` DOUBLE NULL DEFAULT '0', `BANK_ELEC` VARCHAR(1) NULL DEFAULT '', `ACCRUAL` VARCHAR(1) NULL DEFAULT '', `SURVEY` VARCHAR(1) NULL DEFAULT '', `MONTHLY` DOUBLE NULL DEFAULT '0', `YEFEE` DOUBLE NULL DEFAULT '0', `YE_AMORT` DOUBLE NULL DEFAULT '0', `BWI` DOUBLE NULL DEFAULT '0', `BUS_PACKGE` VARCHAR(1) NULL DEFAULT '', `ENT` VARCHAR(1) NULL DEFAULT '', `TAX_RESP` DOUBLE NULL DEFAULT '0', `YEAREND` DOUBLE NULL DEFAULT '0', `BUS_FLOC` DOUBLE NULL DEFAULT '0', `BUS_QSENT` VARCHAR(8) NULL DEFAULT '', `BUS_QRCVD` VARCHAR(8) NULL DEFAULT '', `BUS_ADMIN` VARCHAR(8) NULL DEFAULT '', `BUS_13TH` VARCHAR(8) NULL DEFAULT '', `BUS_ELFCLN` VARCHAR(8) NULL DEFAULT '', `BUS_ELFXMT` VARCHAR(8) NULL DEFAULT '', `BUS_ELFACK` VARCHAR(8) NULL DEFAULT '', `BUS_MAILED` VARCHAR(8) NULL DEFAULT '', `BUS_QCOMM` VARCHAR(20) NULL DEFAULT '', `BUS_EXT` VARCHAR(8) NULL DEFAULT '', `BL` VARCHAR(1) NULL DEFAULT '', `PL` VARCHAR(1) NULL DEFAULT '', `LTR_NOTE` VARCHAR(68) NULL DEFAULT '', `PRIN_NAME` VARCHAR(32) NULL DEFAULT '', `PRIN_ADR_1` VARCHAR(32) NULL DEFAULT '', `PRIN_ADR_2` VARCHAR(32) NULL DEFAULT '', `PRIN_ADR_3` VARCHAR(32) NULL DEFAULT '', `LASTNAME` VARCHAR(3) NULL DEFAULT '', `TAX_RETN` VARCHAR(1) NULL DEFAULT '', `SCH_C` VARCHAR(1) NULL DEFAULT '', `EMAILPRIN` VARCHAR(32) NULL DEFAULT '', `PRIN_PHONE` VARCHAR(10) NULL DEFAULT '', `PRIN_BDAY` VARCHAR(8) NULL DEFAULT '', `SPOUSE_NAM` VARCHAR(12) NULL DEFAULT '', `SPOUSE_BDA` VARCHAR(8) NULL DEFAULT '', `IND_FEEAMT` DOUBLE NULL DEFAULT '0', `IND_FREE` VARCHAR(1) NULL DEFAULT '', `IND_FLOC` DOUBLE NULL DEFAULT '0', `IND_QSENT` VARCHAR(8) NULL DEFAULT '', `IND_QRCVD` VARCHAR(8) NULL DEFAULT '', `IND_ADMIN` VARCHAR(8) NULL DEFAULT '', `IND_ELFCLN` VARCHAR(8) NULL DEFAULT '', `IND_ELFXMT` VARCHAR(8) NULL DEFAULT '', `IND_ELFACK` VARCHAR(8) NULL DEFAULT '', `IND_MAILED` VARCHAR(8) NULL DEFAULT '', `IND_QCOMM` VARCHAR(20) NULL DEFAULT '', `IND_EXT` VARCHAR(8) NULL DEFAULT '', `W2` VARCHAR(2) NULL DEFAULT '', `EIN` VARCHAR(10) NULL DEFAULT '', `NAMECODE` DOUBLE NULL DEFAULT '0', `SUPERVIS` VARCHAR(4) NULL DEFAULT '', `GL_BKPR` VARCHAR(3) NULL DEFAULT '', `PHISTORY_1` LONGTEXT NULL, `PHISTORY_2` LONGTEXT NULL, `ADDTXRTN1` VARCHAR(16) NULL DEFAULT '', `STATEID1` VARCHAR(16) NULL DEFAULT '', `ADDTXRTN2` VARCHAR(16) NULL DEFAULT '', `STATEID2` VARCHAR(16) NULL DEFAULT '', `ADDTXRTN3` VARCHAR(16) NULL DEFAULT '', `STATEID3` VARCHAR(16) NULL DEFAULT '', `LASTPP` VARCHAR(24) NULL DEFAULT '', `DIRDEP` VARCHAR(2) NULL DEFAULT '', `FEEBASIS` VARCHAR(64) NULL DEFAULT '', `BASECOST` DOUBLE NULL DEFAULT '0', `PERCHECK` DOUBLE NULL DEFAULT '0', `AUTCK1` DOUBLE NULL DEFAULT '0', `MANCK1` DOUBLE NULL DEFAULT '0', `ADDLCHG1` DOUBLE NULL DEFAULT '0', `COMMENT1` VARCHAR(32) NULL DEFAULT '', `AUTCK2` DOUBLE NULL DEFAULT '0', `MANCK2` DOUBLE NULL DEFAULT '0', `ADDLCHG2` DOUBLE NULL DEFAULT '0', `COMMENT2` VARCHAR(32) NULL DEFAULT '', `AUTCK3` DOUBLE NULL DEFAULT '0', `MANCK3` DOUBLE NULL DEFAULT '0', `ADDLCHG3` DOUBLE NULL DEFAULT '0', `COMMENT3` VARCHAR(32) NULL DEFAULT '', `AUTCK4` DOUBLE NULL DEFAULT '0', `MANCK4` DOUBLE NULL DEFAULT '0', `ADDLCHG4` DOUBLE NULL DEFAULT '0', `COMMENT4` VARCHAR(32) NULL DEFAULT '', `AUTCK5` DOUBLE NULL DEFAULT '0', `MANCK5` DOUBLE NULL DEFAULT '0', `ADDLCHG5` DOUBLE NULL DEFAULT '0', `COMMENT5` VARCHAR(32) NULL DEFAULT '', `NFSCOUNT` DOUBLE NULL DEFAULT '0', `FC_STAFF` DOUBLE NULL DEFAULT '0', `FC_EFFDATE` VARCHAR(8) NULL DEFAULT '', `FC_START` VARCHAR(8) NULL DEFAULT '', `FC_COMP` VARCHAR(8) NULL DEFAULT '', `FC_STATUS` VARCHAR(32) NULL DEFAULT '', INDEX `ADDRESS_3` (`ADDRESS_3`) ) COLLATE='latin1_swedish_ci' ENGINE=Inno DB; That table has neither a unique key nor a primary key, which makes UPDATEs quite risky.Sparse columns are ordinary columns that have an optimized storage for null values.



Updating tinyint columns in oracle comments


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    paulette60

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    paulette60

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