Want to migrate from Oracle to Azure?
Try Withdata DBCopier, a Oracle to Azure converter for Windows, Mac, and Linux, Migrate Oracle to Azure, Easy and Fast.
- Step by Step, just a few mouse clicks.
- Create Azure tables with auto mapping data types. Create Azure indexes.
Migrate from Oracle to Azure
Login to Oracle -> Login to Azure -> Select tables to migrate -> Migrate from Oracle to Azure
Choose source Oracle database and logon.
Choose target Azure database and logon.
Click “Wizard – Import All Tables” at task dialog.
then show the wizard.
1. Open source Oracle.
2. Set “Import Type”.
3. Select Azure tables to migrate.
4. Migrate from Oracle to Azure.
Create Azure tables. Copy Oracle data to Azure. Create Azure indexes.
FAQ
More about Oracle to Azure converter
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See also:
Oracle → Azure SQL reference
Type mapping
| Value kind | in Oracle | in Azure SQL |
|---|---|---|
| Int | NUMBER(10) | int |
| Bigint | NUMBER(19) | bigint |
| Decimal | NUMBER(p,s) | decimal(p,s) |
| Float | BINARY_DOUBLE | float |
| Text | VARCHAR2(n) | nvarchar(n) |
| Long text | CLOB | nvarchar(max) |
| Date | DATE | date |
| Datetime | TIMESTAMP | datetime2 |
| Binary | BLOB | varbinary(max) |
| Boolean | NUMBER(1) | bit |
Dialect differences
Both Oracle and Azure SQL are database servers, so the differences below are dialect-level: the same concept is spelled differently on each side.
| Property | in Oracle | in Azure SQL |
|---|---|---|
| port | 1521 | 1433 |
| identifiers | "double quotes" | [square brackets] |
| row limit | FETCH FIRST n ROWS ONLY | SELECT TOP n |
| dates | DATE, TIMESTAMP | datetime2, date, time |
| long text | CLOB, NCLOB | nvarchar(max) |
| binary | BLOB, BFILE | varbinary(max) |
Command line
| Side | Command |
|---|---|
| Oracle | exp / expdp |
| Azure SQL | bcp |
| Azure SQL (load) | bcp, or BULK INSERT |
| Oracle (load) | sqlldr (SQL*Loader) |
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