The file name prefix for repeatable SQL migrations.
Repeatable SQL migrations have the following file name structure: prefixSeparatorDESCRIPTIONsuffix, which using the defaults translates to R__My_description.sql
R
./migratedb -repeatableSqlMigrationPrefix="A" info
migratedb.repeatableSqlMigrationPrefix=A
MIGRATEDB_REPEATABLE_SQL_MIGRATION_PREFIX=A
MigrateDb.configure()
.repeatableSqlMigrationPrefix("A")
.load()