Want to bulk import SQL files into PostgreSQL tables at one time?
Try Withdata software FileToDB, a SQL to PostgreSQL converter for PostgreSQL for Windows, MacOS, and Linux, Easy and Fast, Even other type database SQL.
- Can run in GUI mode, Step by Step, just a few mouse clicks.
- Can run in Command line, for Scheduled Tasks and Streams.
- Import SQL to PostgreSQL locally and privately, avoid uploading SQL file(s) to online services.
- Support Windows, Linux, and macOS.
Bulk import SQL files into PostgreSQL tables
Login to PostgreSQL -> Choose SQL files -> Set PostgreSQL tables -> Import SQL files to PostgreSQL tables
Choose PostgreSQL and logon.

Click “Wizard – N Files To N Tables” at task dialog.

Select the “SQL” file type.

then show the wizard.
1. Select a folder that constains SQL files.

2. Config first SQL file importing options.

3. Set “Import Type”.

4. Map PostgreSQL tables to SQL files.

5. Summary. Set “Convert Rows” and “Skip Rows” if need.

6. Import SQL files to PostgreSQL tables, 1 file to 1 table, one by one.

View imported data in PostgreSQL table

More about SQL file to PostgreSQL converter
See also:
- Import data from SQL file to PostgreSQL
- Batch import data from multiple SQL files to a single PostgreSQL table
SQL → PostgreSQL reference
Type mapping
| Value kind | in SQL | in PostgreSQL |
|---|---|---|
| Int | INT | integer |
| Bigint | BIGINT | bigint |
| Decimal | DECIMAL(p,s) | numeric(p,s) |
| Float | DOUBLE PRECISION | double precision |
| Text | VARCHAR(n) | varchar(n) |
| Long text | TEXT / CLOB | text |
| Date | DATE | date |
| Datetime | TIMESTAMP | timestamp |
| Binary | BLOB / BYTEA | bytea |
| Boolean | BOOLEAN / SMALLINT | boolean |
| JSON | JSON / TEXT | jsonb |
Dialect differences
SQL is a file format and PostgreSQL is a database server, so the target has to be told the types the file never carried - the rows below are where the two sides diverge.
| Property | in SQL | in PostgreSQL |
|---|---|---|
| port | — | 5432 |
| identifiers | Two competing conventions: single-quoted literals and diale... | "double quotes" |
| row limit | — | LIMIT n |
| dates | Depends on the dialect: DATE literals, TO_DATE(), or plain ... | timestamp, timestamptz, date, time |
| long text | — | TEXT |
| binary | Dialect-specific: X-quoted literal, 0x hex, or decode() | BYTEA |
| separator | Statement terminators (;) | — |
| encoding | No declaration | — |
| typing | Types belong to the target database, and they differ betwee... | — |
| shape | Statements; a dump usually means CREATE TABLE plus INSERT rows | Tables of rows and columns |
| ceiling | No formal limit, but a single INSERT statement has to fit i... | — |
Command line
| Side | Command |
|---|---|
| PostgreSQL | pg_dump or COPY ... TO |
| PostgreSQL (load) | COPY ... FROM |
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