Want to export data from Redshift table to SQL using current date as file name?
Try Withdata DBToFile, a Redshift to SQL converter for Windows, Linux, and macOS, Export Redshift data to SQL, 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.
Export data from Redshift table to SQL file using dynamic filename with date and time
Login to Redshift -> Choose Redshift table -> Set SQL filename template including date -> Export Redshift to SQL using current date as file name
Choose Redshift and logon.
“Export From Table” for “SQL to Redshift“.
Select SQL file type.
1. Choose Redshift table.
2. Set SQL file options. Enter filename template, including date, #yyyy# is for current year, #mm# month, #dd# day, #hh# hour, #mi# minute, #ss# second.
3. Set rows options.
4. Export Redshift table data to SQL file. Dynamically created SQL file name using present system time.
After exporting, you can view output SQL files.
More about Redshift to SQL converter
Download Withdata DBToFile
Redshift → SQL reference
Type mapping
| Value kind | in Redshift | in SQL |
|---|---|---|
| Int | integer | INT |
| Bigint | bigint | BIGINT |
| Decimal | numeric(p,s) | DECIMAL(p,s) |
| Float | double precision | DOUBLE PRECISION |
| Text | varchar(n) | VARCHAR(n) |
| Long text | varchar(max) | TEXT / CLOB |
| Date | date | DATE |
| Datetime | timestamp | TIMESTAMP |
| Binary | (none) | BLOB / BYTEA |
| Boolean | boolean | BOOLEAN / SMALLINT |
| JSON | super | JSON / TEXT |
Dialect differences
Redshift is a database server and SQL is a file format, so the gap is wider than a dialect difference – the rows below are where values and structure stop lining up.
| Property | in Redshift | in SQL |
|---|---|---|
| port | 5439 | — |
| identifiers | "double quotes" | Two competing conventions: single-quoted literals and diale... |
| row limit | LIMIT n | — |
| dates | timestamp, date | Depends on the dialect: DATE literals, TO_DATE(), or plain ... |
| long text | VARCHAR(MAX) | — |
| binary | — | Dialect-specific: X-quoted literal, 0x hex, or decode() |
| separator | — | Statement terminators (;) |
| encoding | — | No declaration |
| typing | — | Types belong to the target database, and they differ betwee... |
| shape | Tables of rows and columns | Statements; a dump usually means CREATE TABLE plus INSERT rows |
| ceiling | — | No formal limit, but a single INSERT statement has to fit i... |
Command line
| Side | Command |
|---|---|
| Redshift | UNLOAD to S3 |
| Redshift (load) | COPY from S3 |
No counterpart
- SQL has no equivalent for Binary – it has to be flattened or dropped.
Redshift to CSV without the manual work
For batch jobs, large files and scheduling use the Redshift to CSV converter — an offline desktop app for Windows, Linux and macOS. Free trial.
