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authorAndrew White <pixeltrix@users.noreply.github.com>2017-02-26 22:38:52 +0000
committerGitHub <noreply@github.com>2017-02-26 22:38:52 +0000
commitc4957f8c540698f44255402c6e1b3398da69c651 (patch)
treeab78de70f49855db9f6192dff6cbef423a65a7b6 /activerecord/lib/active_record
parent945c3cd519d8f39d1a4c1e9ea25aa7eb8d975f8e (diff)
parent64e494f7486f0ea6c34707dfe5dd6f19627798af (diff)
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Merge pull request #28188 from kamipo/use_max_identifier_length_for_index_name_length
Use `max_identifier_length` for `index_name_length`
Diffstat (limited to 'activerecord/lib/active_record')
-rw-r--r--activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb4
-rw-r--r--activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb5
2 files changed, 3 insertions, 6 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb
index f91547d148..afef0da5c7 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb
@@ -615,10 +615,6 @@ module ActiveRecord
end
end
- def index_name_length
- 63
- end
-
# Maps logical Rails types to PostgreSQL-specific data types.
def type_to_sql(type, limit: nil, precision: nil, scale: nil, array: nil, **) # :nodoc:
sql = \
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
index db5530f793..bc04565434 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
@@ -215,7 +215,7 @@ module ActiveRecord
# @local_tz is initialized as nil to avoid warnings when connect tries to use it
@local_tz = nil
- @table_alias_length = nil
+ @max_identifier_length = nil
connect
add_pg_encoders
@@ -358,8 +358,9 @@ module ActiveRecord
# Returns the configured supported identifier length supported by PostgreSQL
def table_alias_length
- @table_alias_length ||= query("SHOW max_identifier_length", "SCHEMA")[0][0].to_i
+ @max_identifier_length ||= select_value("SHOW max_identifier_length", "SCHEMA").to_i
end
+ alias index_name_length table_alias_length
# Set the authorized user for this session
def session_auth=(user)