Want to transfer data from PostgreSQL table to Oracle ?
Try Withdata DBCopier, a PostgreSQL to Oracle converter for Windows, Mac, and Linux, Copy PostgreSQL data to Oracle, Easy and Fast.
- Can run in GUI mode, Step by Step, just a few mouse clicks.
- Can run in Command line, for Scheduled Tasks and Streams.
- Support Windows, Linux, and macOS.
Transfer data from PostgreSQL table To Oracle table
Login to PostgreSQL and Oracle -> Choose source PostgreSQL table -> Set target Oracle table -> Copy PostgreSQL data to Oracle
Choose source PostgreSQL database and logon.
Choose target Oracle database and logon.
Click “Convert From Table” at task dialog.
then show the wizard.
1. Open a source PostgreSQL table.
2. Select a destination Oracle table and config fields.
3. Preview data.
4. Import PostgreSQL data to Oracle.
More about PostgreSQL to Oracle converter
Download Withdata DBCopier
See also:
- Copy PostgreSQL query results to Oracle table
- Merge multiple similar PostgreSQL tables to 1 Oracle table
- Batch copy PostgreSQL tables to Oracle
PostgreSQL → Oracle reference
Type mapping
| Value kind | in PostgreSQL | in Oracle |
|---|---|---|
| Int | integer | NUMBER(10) |
| Bigint | bigint | NUMBER(19) |
| Decimal | numeric(p,s) | NUMBER(p,s) |
| Float | double precision | BINARY_DOUBLE |
| Text | varchar(n) | VARCHAR2(n) |
| Long text | text | CLOB |
| Date | date | DATE |
| Datetime | timestamp | TIMESTAMP |
| Binary | bytea | BLOB |
| Boolean | boolean | NUMBER(1) |
| JSON | jsonb | CLOB |
Dialect differences
Both PostgreSQL and Oracle are database servers, so the differences below are dialect-level: the same concept is spelled differently on each side.
| Property | in PostgreSQL | in Oracle |
|---|---|---|
| port | 5432 | 1521 |
| row limit | LIMIT n | FETCH FIRST n ROWS ONLY |
| dates | timestamp, timestamptz, date, time | DATE, TIMESTAMP |
| long text | TEXT | CLOB, NCLOB |
| binary | BYTEA | BLOB, BFILE |
Command line
| Side | Command |
|---|---|
| PostgreSQL | pg_dump or COPY ... TO |
| Oracle | exp / expdp |
| Oracle (load) | sqlldr (SQL*Loader) |
| PostgreSQL (load) | COPY ... FROM |
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