Export PostgreSQL query to Excel using dynamic filename with current date

Want to export data from PostgreSQL query result to Excel using current date as file name?

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Export PostgreSQL query result to Excel file using dynamic filename with date and time

Login to PostgreSQL -> Enter PostgreSQL SQL statement -> Set Excel filename template including date -> Export PostgreSQL query to Excel using current date as file name

Choose PostgreSQL and logon.

“Export From Query” for “Excel to PostgreSQL“.

Select Excel file type.

1. Enter PostgreSQL SQL query.

2. Set Excel file options. Enter filename template, including date, #yyyy# is for current year, #mm# month, #dd# day, #hh# hour, #mi# minute, #ss# second.

3. Preview Excel.

4. Export PostgreSQL query results to Excel file. Dynamically created Excel file name using present system time.

After exporting, you can view output Excel files.

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More about PostgreSQL to Excel converter

PostgreSQL → EXCEL reference

Type mapping

Value kind	in PostgreSQL	in EXCEL
Int	integer	1234 (a real numeric cell)
Bigint	bigint	9007199254740993 (exact only while the cell stays text)
Decimal	numeric(p,s)	1234.56 (numeric cell, format controls the displayed decimals)
Float	double precision	1.234E+10 (numeric cell)
Text	varchar(n)	text cell; leading zeros survive only if the column is text
Long text	text	text cell; wraps inside the cell rather than the row
Date	date	a serial number plus a date cell format
Datetime	timestamp	a serial number plus a date-time cell format
Binary	bytea	not representable as data
Boolean	boolean	TRUE / FALSE (a real boolean cell)
JSON	jsonb	a text cell; the quotes are part of the value

Dialect differences

PostgreSQL is a database server and EXCEL 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 PostgreSQL	in EXCEL
port	5432	—
identifiers	"double quotes"	Not applicable; a cell holds exactly one value
row limit	LIMIT n	—
dates	timestamp, timestamptz, date, time	Stored as a serial number; only the cell format makes it lo...
long text	TEXT	—
binary	BYTEA	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	Tables of rows and columns	Multiple sheets, each a flat grid
ceiling	—	1,048,576 rows x 16,384 columns per sheet; 255 sheets per w...

Command line

Side	Command
PostgreSQL	pg_dump or COPY ... TO
PostgreSQL (load)	COPY ... FROM

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