Want to schedule and automate from Access to PostgreSQL copy data task?
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Schedule and automate Access to PostgreSQL data task
1. Select and run a task from follow list:
- Merge multiple similar Access tables to 1 PostgreSQL table
- Batch copy Access tables to PostgreSQL
- Copy Access query results to PostgreSQL table
- Copy Access table data to PostgreSQL
- Migrate Access to PostgreSQL
- Sync data from Access to PostgreSQL
- Convert Access To PostgreSQL
2. Save session and create .bat file.
More about Withdata DBCopier – the tool to copy Access data to PostgreSQL
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Access → PostgreSQL reference
Type mapping
| Value kind | in Access | in PostgreSQL |
|---|---|---|
| Int | Long Integer | integer |
| Bigint | Long Integer | bigint |
| Decimal | Decimal | numeric(p,s) |
| Float | Double | double precision |
| Text | Text(n) | varchar(n) |
| Long text | Long Text | text |
| Date | Date/Time | date |
| Datetime | Date/Time | timestamp |
| Binary | OLE Object | bytea |
| Boolean | Yes/No | boolean |
| JSON | Long Text | jsonb |
Dialect differences
Both Access and PostgreSQL are database servers, so the differences below are dialect-level: the same concept is spelled differently on each side.
| Property | in Access | in PostgreSQL |
|---|---|---|
| port | (file-based) | 5432 |
| identifiers | [square brackets] | "double quotes" |
| row limit | SELECT TOP n | LIMIT n |
| dates | Date/Time | timestamp, timestamptz, date, time |
| long text | MEMO | TEXT |
| binary | OLE Object | BYTEA |
Command line
| Side | Command |
|---|---|
| PostgreSQL | pg_dump or COPY ... TO |
| PostgreSQL (load) | COPY ... FROM |
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