Oracle data types and corresponding DataStage data types
2012-03-25 13:16
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Oracle data types and corresponding DataStage data types
| Oracle data type | DataStage data type |
|---|---|
| CHAR(n BYTE) | SQL type: CHAR Length: n Scale: unset Extended: unset |
| CHAR(n CHAR ) single-byte | SQL type: CHAR Length: n Scale: unset Extended: unset |
| CHAR(n CHAR) multibyte | SQL type: NCHAR Length: n Scale: unset Extended: unset |
| CHAR single-byte | If the NLS_LENGTH_SEMANTICS database parameter is set to CHAR, then see CHAR(n CHAR). Otherwise, see CHAR(n BYTE) single-byte. In both cases, assume that n = 1. |
| CHAR multibyte | If the NLS_LENGTH_SEMANTICS database parameter is set to CHAR, then see CHAR(n CHAR). Otherwise, see CHAR(n BYTE) multibyte. In both cases, assume that n = 1 |
| VARCHAR2(n BYTE) | SQL type: VARCHAR Length: n Scale: unset Extended: unset |
| VARCHAR2(n CHAR) single-byte | SQL type: VARCHAR Length: n Scale: unset Extended: unset |
| VARCHAR2(n CHAR) multibyte | SQL type: NVARCHAR Length: n Scale: unset Extended: unset |
| CLOB single-byte | SQL type: LONGVARCHAR Length: unset Scale: unset Extended: unset |
| CLOB multibyte | SQL type: LONGNVARCHAR Length: unset Scale: unset Extended: unset |
| LONG single-byte | SQL type: LONGVARCHAR Length: unset Scale: unset Extended: unset |
| LONG multibyte | SQL type: LONGNVARCHAR Length: unset Scale: unset Extended: unset |
| NCHAR(n) | SQL type: NCHAR Length: n Scale: unset Extended: unset |
| NCHAR | See NCHAR(n) and assume that n = 1. |
| NVARCHAR2(n) | SQL type: NVARCHAR Length: n Scale: unset Extended: unset |
| NCLOB | SQL type: LONGNVARCHAR Length: unset Scale: unset Extended: unset |
| NUMBER | SQL type: DOUBLE Length: unset Scale: unset Extended: unset |
| NUMBER (p, s) {p>=s} {s>=0} | SQL type: DECIMAL Length: p Scale: s Extended: unset |
| NUMBER(p, s) {p<s} {s>=0} | SQL type: DECIMAL Length: s Scale: s Extended: unset |
| NUMBER(p, s) {s<0} | SQL type: DECIMAL Length: p-s Scale: unset Extended: unset |
| FLOAT(p) {1 <=p <=63} | SQL type: FLOAT Length: unset Scale: unset Extended: unset |
| FLOAT(p) {64 <=p <= 127} | SQL type: DOUBLE Length: unset Scale: unset Extended: unset |
| BINARY_FLOAT | SQL type: FLOAT Length: unset Scale: unset Extended: unset |
| BINARY_DOUBLE | SQL type: DOUBLE Length: unset Scale: unset Extended: unset |
| LONG RAW | SQL type: LONGVARBINARY Length: unset Scale: unset Extended: unset |
| RAW(n) | SQL type: VARBINARY Length: n Scale: unset Extended: unset |
| BLOB | SQL type: LONGVARBINARY Length: unset Scale: unset Extended: unset |
| BFILE | SQL type: VARCHAR Length: 285 Scale: unset Extended: unset |
| DATE | SQL type: DATE Length: unset Scale: unset Extended: unset |
| TIMESTAMP(fsp) | SQL type: TIMESTAMP Length: unset Scale: fsp Extended: Microseconds |
| TIMESTAMP(fsp) WITH TIME ZONE | SQL type: TIMESTAMP Length: unset Scale: fsp Extended: Microseconds |
| TIMESTAMP(fsp) WITH LOCAL TIME ZONE | SQL type: TIMESTAMP Length: unset Scale: fsp Extended: Microseconds |
| TIMESTAMP | See TIMESTAMP(fsp) and assume that fsp=6. |
| TIMESTAMP WITH TIME ZONE | See TIMESTAMP(fsp) WITH TIME ZONE and assume that fsp=6. |
| TIMESTAMP WITH LOCAL TIME ZONE | See TIMESTAMP(fsp) WITH LOCAL TIME ZONE and assume that fsp=6. |
| INTERVAL YEAR (yp) TO MONTH | SQL type: VARCHAR Length: yp+4 Scale: unset Extended: unset |
| INTERVAL DAY TO SECOND (sp) | SQL type: VARCHAR Length: sp+13 Scale: unset Extended: unset |
| INTERVAL DAY (dp) TO SECOND | SQL type: VARCHAR Length: dp+17 Scale: unset Extended: unset |
| INTERVAL DAY (dp) TO SECOND (sp) | SQL type: VARCHAR Length: dp+sp+11 Scale: unset Extended: unset |
| INTERVAL YEAR TO MONTH | See INTERVAL YEAR (yp) TO MONTH and assume yp=2. |
| INTERVAL DAY TO SECOND | See INTERVAL DAY (dp) TO SECOND (sp) and assume that dp=2 and thatsp=6. |
| ROWID | SQL type: CHAR Length: 18 Scale: 18 Extended: unset |
| UROWID(n) | SQL type: VARCHAR Length: n Scale: unset Extended: unset |
| UROWID | See UROWID(n) and assume that n=4000. |
| XMLType stored as CLOB or OBJECT_RELATIONAL single-byte | See CLOB single-byte. |
| XMLType stored as CLOB or OBJECT_RELATIONAL multibyte | See CLOB multibyte. |
| XMLType stored as BINARY XML | See BLOB. |
| Other | SQL type: UNKNOWN Length: unset Scale: unset Extended: unset |
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