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Don't rebuild tables that weren't authored by user.

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Since generated columsn appear in the output but not the input,
it was crashing. The author of the migrate will know what to do.
This commit is contained in:
voussoir 2022-10-29 14:11:29 -07:00
parent cd8aad63b9
commit 1fa152f475
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GPG key ID: 5F7554F8C26DACCB
1 changed files with 8 additions and 6 deletions
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14
utilities/database_upgrader.py
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@ -31,11 +31,9 @@ class Migrator:
def __init__(self, photodb):
self.photodb = photodb
query = 'SELECT name, sql FROM sqlite_master WHERE type == "table"'
self.tables = {
name: {'create': sql, 'transfer': f'INSERT INTO {name} SELECT * FROM {name}_old'}
for (name, sql) in self.photodb.select(query)
}
query = 'SELECT name FROM sqlite_master WHERE type == "table"'
table_names = list(self.photodb.select(query))
self.tables = {name: {} for name in table_names}
# The user may be adding entirely new tables derived from the data of
# old ones. We'll need to skip new tables for the rename and drop_old
@ -56,15 +54,19 @@ class Migrator:
for (name, query) in self.indices:
self.photodb.execute(f'DROP INDEX {name}')
for (name, table) in self.tables.items():
self.tables = {name: table for (name, table) in self.tables.items() if len(table) > 0}
for name in self.tables.keys():
if name not in self.existing_tables:
continue
self.photodb.execute(f'ALTER TABLE {name} RENAME TO {name}_old')
for (name, table) in self.tables.items():
log.debug(table['create'])
self.photodb.execute(table['create'])
for (name, table) in self.tables.items():
log.debug(table['transfer'])
self.photodb.execute(table['transfer'])
for (name, query) in self.tables.items():