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体验新版 GitCode,发现更多精彩内容 >>
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dc99e5fe
编写于
6月 19, 2019
作者:
J
Jean Boussier
浏览文件
操作
浏览文件
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电子邮件补丁
差异文件
Stop serializing and parsing columns_hash in Active Record schema caches
上级
aae270de
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
5 addition
and
8 deletion
+5
-8
activerecord/lib/active_record/connection_adapters/schema_cache.rb
...ord/lib/active_record/connection_adapters/schema_cache.rb
+5
-8
未找到文件。
activerecord/lib/active_record/connection_adapters/schema_cache.rb
浏览文件 @
dc99e5fe
...
...
@@ -27,7 +27,6 @@ def initialize_dup(other)
def
encode_with
(
coder
)
coder
[
"columns"
]
=
@columns
coder
[
"columns_hash"
]
=
@columns_hash
coder
[
"primary_keys"
]
=
@primary_keys
coder
[
"data_sources"
]
=
@data_sources
coder
[
"indexes"
]
=
@indexes
...
...
@@ -37,7 +36,7 @@ def encode_with(coder)
def
init_with
(
coder
)
@columns
=
coder
[
"columns"
]
@columns_hash
=
coder
[
"columns_hash"
]
@columns_hash
=
{}
@primary_keys
=
coder
[
"primary_keys"
]
@data_sources
=
coder
[
"data_sources"
]
@indexes
=
coder
[
"indexes"
]
||
{}
...
...
@@ -79,9 +78,7 @@ def columns(table_name)
# Get the columns for a table as a hash, key is the column name
# value is the column object.
def
columns_hash
(
table_name
)
@columns_hash
[
table_name
]
||=
Hash
[
columns
(
table_name
).
map
{
|
col
|
[
col
.
name
,
col
]
}]
@columns_hash
[
table_name
]
||=
columns
(
table_name
).
index_by
(
&
:name
)
end
# Checks whether the columns hash is already cached for a table.
...
...
@@ -124,15 +121,15 @@ def clear_data_source_cache!(name)
def
marshal_dump
# if we get current version during initialization, it happens stack over flow.
@version
=
connection
.
migration_context
.
current_version
[
@version
,
@columns
,
@columns_hash
,
@primary_keys
,
@data_sources
,
@indexes
,
database_version
]
[
@version
,
@columns
,
{}
,
@primary_keys
,
@data_sources
,
@indexes
,
database_version
]
end
def
marshal_load
(
array
)
@version
,
@columns
,
@
columns_hash
,
@primary_keys
,
@data_sources
,
@indexes
,
@database_version
=
array
@version
,
@columns
,
_
columns_hash
,
@primary_keys
,
@data_sources
,
@indexes
,
@database_version
=
array
@indexes
||=
{}
@columns_hash
=
{}
@columns
=
deep_deduplicate
(
@columns
)
@columns_hash
=
deep_deduplicate
(
@columns_hash
)
@primary_keys
=
deep_deduplicate
(
@primary_keys
)
@data_sources
=
deep_deduplicate
(
@data_sources
)
@indexes
=
deep_deduplicate
(
@indexes
)
...
...
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