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Migration fixes #265

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Migration fixes #265

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45432f3
Reduce heap usage in pgloader
Aug 22, 2023
c039c5d
Ensure sequences are created for signed int primary keys
Aug 22, 2023
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2 changes: 2 additions & 0 deletions backend/setup/mysql-to-postgresql.rst
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Expand Up @@ -29,8 +29,10 @@ is a sample migration config that can be used for this process:
LOAD DATABASE
FROM mysql://dbuser:dbpass@localhost:3306/old_db_name
INTO postgresql://dbuser:dbpass@localhost:5432/new_db_name
WITH prefetch rows = 10000
alter schema 'old_db_name' rename to 'public'
CAST type datetime to timestamp /*(DC2Type:datetime)*/ drop default drop not null using zero-dates-to-null,
type int with extra auto_increment to serial drop typemod,
type int with extra auto_increment when (< precision 12) to serial drop typemod,
type int with extra auto_increment when (>= 12 precision) to bigserial drop typemod,
type int when (< precision 12) to int drop typemod,
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