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Merge pull request #43549 from cgriego/no-select-all-from-information-schema-tables

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Don't `SELECT * FROM information_schema.tables`
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Ryuta Kamizono 2021-10-28 10:49:14 +09:00 committed by GitHub
commit a93a8f1a56
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activerecord/lib/active_record/connection_adapters/mysql/schema_statements.rb
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@ -206,7 +206,7 @@ module ActiveRecord
def data_source_sql(name = nil, type: nil) def data_source_sql(name = nil, type: nil)
scope = quoted_scope(name, type: type) scope = quoted_scope(name, type: type)
sql = +"SELECT table_name FROM (SELECT * FROM information_schema.tables " sql = +"SELECT table_name FROM (SELECT table_name, table_type FROM information_schema.tables "
sql << " WHERE table_schema = #{scope[:schema]}) _subquery" sql << " WHERE table_schema = #{scope[:schema]}) _subquery"
if scope[:type] || scope[:name] if scope[:type] || scope[:name]
conditions = [] conditions = []