Withdata Software

Bulk import data from SQL files to PostgreSQL tables at one time

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.

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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:

SQL → PostgreSQL reference

Type mapping

Value kindin SQLin PostgreSQL
IntINTinteger
BigintBIGINTbigint
DecimalDECIMAL(p,s)numeric(p,s)
FloatDOUBLE PRECISIONdouble precision
TextVARCHAR(n)varchar(n)
Long textTEXT / CLOBtext
DateDATEdate
DatetimeTIMESTAMPtimestamp
BinaryBLOB / BYTEAbytea
BooleanBOOLEAN / SMALLINTboolean
JSONJSON / TEXTjsonb

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.

Propertyin SQLin PostgreSQL
port—5432
identifiersTwo competing conventions: single-quoted literals and diale..."double quotes"
row limit—LIMIT n
datesDepends on the dialect: DATE literals, TO_DATE(), or plain ...timestamp, timestamptz, date, time
long text—TEXT
binaryDialect-specific: X-quoted literal, 0x hex, or decode()BYTEA
separatorStatement terminators (;)—
encodingNo declaration—
typingTypes belong to the target database, and they differ betwee...—
shapeStatements; a dump usually means CREATE TABLE plus INSERT rowsTables of rows and columns
ceilingNo formal limit, but a single INSERT statement has to fit i...—

Command line

SideCommand
PostgreSQLpg_dump or COPY ... TO
PostgreSQL (load)COPY ... FROM

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