Want to import data from each sheet in an Excel file to a separate Redshift table?
Try Withdata FileToDB, a desktop Excel to Redshift converter for Windows, MacOS, and Linux, Convert Excel to Redshift, 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.
- Import Excel to Redshift locally and privately, avoid uploading Excel file(s) to online services.
- Support Windows, Linux, and macOS.
Import data from each sheet in an Excel file to a separate Redshift table
Login to Redshift -> Select Excel worksheets -> Set Redshift tables -> Excel worksheets to Redshift tables
Choose Redshift and logon.
Click “Wizard – 1 File To N Tables” at task dialog.
Select the “Excel” file type.
then show the wizard.
1. Open Excel file, select worksheets.
2. Show existing Redshift tables, choose “Import Type”.
3. Set Redshift tables.
4. Show summary, set “Convert Rows”.
5. Import data from each sheet in an Excel file to a separate Redshift table.
View imported data in Redshift table
More about Excel to Redshift converter
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EXCEL → Redshift reference
Type mapping
| Value kind | in EXCEL | in Redshift |
|---|---|---|
| Int | 1234 (a real numeric cell) | integer |
| Bigint | 9007199254740993 (exact only while the cell stays text) | bigint |
| Decimal | 1234.56 (numeric cell, format controls the displayed decimals) | numeric(p,s) |
| Float | 1.234E+10 (numeric cell) | double precision |
| Text | text cell; leading zeros survive only if the column is text | varchar(n) |
| Long text | text cell; wraps inside the cell rather than the row | varchar(max) |
| Date | a serial number plus a date cell format | date |
| Datetime | a serial number plus a date-time cell format | timestamp |
| Binary | not representable as data | (none) |
| Boolean | TRUE / FALSE (a real boolean cell) | boolean |
| JSON | a text cell; the quotes are part of the value | super |
Dialect differences
EXCEL is a file format and Redshift 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 EXCEL | in Redshift |
|---|---|---|
| port | — | 5439 |
| identifiers | Not applicable; a cell holds exactly one value | "double quotes" |
| row limit | — | LIMIT n |
| dates | Stored as a serial number; only the cell format makes it lo... | timestamp, date |
| long text | — | VARCHAR(MAX) |
| binary | Only as text or an embedded object, not as a data column | — |
| separator | Cells, not delimiters | — |
| encoding | UTF-8 internally, declared in the package | — |
| typing | Real cell types: text, number, date, boolean, error | — |
| shape | Multiple sheets, each a flat grid | Tables of rows and columns |
| ceiling | 1,048,576 rows x 16,384 columns per sheet; 255 sheets per w... | — |
Command line
| Side | Command |
|---|---|
| Redshift | UNLOAD to S3 |
| Redshift (load) | COPY from S3 |
No counterpart
- EXCEL values of kind Binary have nowhere to go in Redshift.
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