Want to transfer data from SQL Server table to Oracle ?
Try Withdata DBCopier, a SQL Server to Oracle converter for Windows, Mac, and Linux, Copy SQL Server 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 SQL Server table To Oracle table
Login to SQL Server and Oracle -> Choose source SQL Server table -> Set target Oracle table -> Copy SQL Server data to Oracle
Choose source SQL Server database and logon.
Choose target Oracle database and logon.
Click “Convert From Table” at task dialog.
then show the wizard.
1. Open a source SQL Server table.
2. Select a destination Oracle table and config fields.
3. Preview data.
4. Import SQL Server data to Oracle.
More about SQL Server to Oracle converter
Download Withdata DBCopier
See also:
- Copy SQL Server query results to Oracle table
- Merge multiple similar SQL Server tables to 1 Oracle table
- Batch copy SQL Server tables to Oracle
SQL Server → Oracle reference
Type mapping
| Value kind | in SQL Server | in Oracle |
|---|---|---|
| Int | int | NUMBER(10) |
| Bigint | bigint | NUMBER(19) |
| Decimal | decimal(p,s) | NUMBER(p,s) |
| Float | float | BINARY_DOUBLE |
| Text | nvarchar(n) | VARCHAR2(n) |
| Long text | nvarchar(max) | CLOB |
| Date | date | DATE |
| Datetime | datetime2 | TIMESTAMP |
| Binary | varbinary(max) | BLOB |
| Boolean | bit | NUMBER(1) |
Dialect differences
Both SQL Server and Oracle are database servers, so the differences below are dialect-level: the same concept is spelled differently on each side.
| Property | in SQL Server | in Oracle |
|---|---|---|
| port | 1433 | 1521 |
| identifiers | [square brackets] | "double quotes" |
| row limit | SELECT TOP n | FETCH FIRST n ROWS ONLY |
| dates | datetime, datetime2, date, time | DATE, TIMESTAMP |
| long text | nvarchar(max) | CLOB, NCLOB |
| binary | varbinary(max) | BLOB, BFILE |
Command line
| Side | Command |
|---|---|
| SQL Server | bcp |
| Oracle | exp / expdp |
| Oracle (load) | sqlldr (SQL*Loader) |
| SQL Server (load) | bcp, or BULK INSERT |
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