module ActiveRecord::ConnectionAdapters::SQLite3::DatabaseStatements
Public Instance Methods
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# File lib/active_record/connection_adapters/sqlite3/database_statements.rb, line 18 def explain(arel, binds = []) sql = "EXPLAIN QUERY PLAN #{to_sql(arel, binds)}" SQLite3::ExplainPrettyPrinter.new.pp(exec_query(sql, "EXPLAIN", [])) end
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# File lib/active_record/connection_adapters/sqlite3/database_statements.rb, line 107 def high_precision_current_timestamp HIGH_PRECISION_CURRENT_TIMESTAMP end
Private Instance Methods
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# File lib/active_record/connection_adapters/sqlite3/database_statements.rb, line 139 def build_fixture_statements(fixture_set) fixture_set.flat_map do |table_name, fixtures| next if fixtures.empty? fixtures.map { |fixture| build_fixture_sql([fixture], table_name) } end.compact end
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# File lib/active_record/connection_adapters/sqlite3/database_statements.rb, line 146 def build_truncate_statement(table_name) "DELETE FROM #{quote_table_name(table_name)}" end
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# File lib/active_record/connection_adapters/sqlite3/database_statements.rb, line 119 def execute_batch(statements, name = nil) statements = statements.map { |sql| transform_query(sql) } sql = combine_multi_statements(statements) check_if_write_query(sql) materialize_transactions mark_transaction_written_if_write(sql) log(sql, name) do ActiveSupport::Dependencies.interlock.permit_concurrent_loads do @connection.execute_batch2(sql) end end end
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# File lib/active_record/connection_adapters/sqlite3/database_statements.rb, line 135 def last_inserted_id(result) @connection.last_insert_row_id end
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# File lib/active_record/connection_adapters/sqlite3/database_statements.rb, line 112 def reset_read_uncommitted read_uncommitted = ActiveSupport::IsolatedExecutionState[:active_record_read_uncommitted] return unless read_uncommitted @connection.read_uncommitted = read_uncommitted end