COMPARE DATABASE
Contents
Purpose
Compares two databases and optionally creates an upgrade Lianja/VFP script
Syntax
COMPARE DATABASE <database1 name> WITH <database2 name> [TO FILE <filename.prg>]
See Also
ADATABASES(), ADD TABLE, ALTER INDEX, ALTER TABLE, CHECK DATABASE, CHECK TABLE, CLOSE DATABASES, CLOSE TABLES, COMPILE DATABASE, COPY DATABASE, CREATE DATABASE, CREATE INDEX, CREATE TABLE, CREATE VIEW, DATABASE(), DBUSED(), DISPLAY DATABASE, DISPLAY INDEXES, DISPLAY SCHEMAS, DISPLAY TABLES, DROP DATABASE, DROP INDEX, DROP TABLE, GETENV(), INDEX, Lianja Package Files, Lianja Package Manager, LIST DATABASE, LIST INDEXES, LIST SCHEMAS, LIST TABLES, OPEN DATABASE, PACK, PACK DATABASE, REBUILD DATABASE, REINDEX DATABASE, SET AUTOCATALOG, SET EXCLUSIVE, USE
Description
The COMPARE DATABASE command compares two databases, <database1 name> and <database2 name>, and optionally generates an upgrade script, <filename.prg>, that can be packaged up and uploaded to a live system. An upgrade.prg script (compiled to upgrade.dbo) is automatically detected and installed by the Lianja Cloud Server without requiring any machine downtime when included in a deployed Lianja Package File.
Example
compare database southwind with southwind_20190304 to file upgrade.prg