Module: Tapsoob::Schema
Instance Method Summary collapse
- #dump(database_url) ⇒ Object
- #dump_table(database_url, table) ⇒ Object
- #indexes(database_url) ⇒ Object
- #indexes_individual(database_url) ⇒ Object
- #load(database_url, schema) ⇒ Object
- #load_indexes(database_url, indexes) ⇒ Object
- #reset_db_sequences(database_url) ⇒ Object
Instance Method Details
#dump(database_url) ⇒ Object
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# File 'lib/tapsoob/schema.rb', line 11 def dump(database_url) db = Sequel.connect(database_url) db.extension :schema_dumper db.dump_schema_migration(:indexes => false) end |
#dump_table(database_url, table) ⇒ Object
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# File 'lib/tapsoob/schema.rb', line 17 def dump_table(database_url, table) table = table.to_sym Sequel.connect(database_url) do |db| db.extension :schema_dumper <<END_MIG Class.new(Sequel::Migration) do def up #{db.dump_table_schema(table, :indexes => false)} end def down drop_table("#{table}") if @db.table_exists?("#{table}") end end END_MIG end end |
#indexes(database_url) ⇒ Object
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# File 'lib/tapsoob/schema.rb', line 35 def indexes(database_url) db = Sequel.connect(database_url) db.extension :schema_dumper db.dump_indexes_migration end |
#indexes_individual(database_url) ⇒ Object
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# File 'lib/tapsoob/schema.rb', line 41 def indexes_individual(database_url) idxs = {} Sequel.connect(database_url) do |db| db.extension :schema_dumper tables = db.tables tables.each do |table| idxs[table] = db.send(:dump_table_indexes, table, :add_index, {}).split("\n") end end idxs.each do |table, indexes| idxs[table] = indexes.map do |idx| <<END_MIG Class.new(Sequel::Migration) do def up #{idx} end end END_MIG end end JSON.generate(idxs) end |
#load(database_url, schema) ⇒ Object
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# File 'lib/tapsoob/schema.rb', line 66 def load(database_url, schema) Sequel.connect(database_url) do |db| db.extension :schema_dumper klass = eval(schema) #klass.apply(db, :down) klass.apply(db, :up) end end |
#load_indexes(database_url, indexes) ⇒ Object
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# File 'lib/tapsoob/schema.rb', line 75 def load_indexes(database_url, indexes) Sequel.connect(database_url) do |db| db.extension :schema_dumper eval(indexes).apply(db, :up) end end |
#reset_db_sequences(database_url) ⇒ Object
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# File 'lib/tapsoob/schema.rb', line 82 def reset_db_sequences(database_url) db = Sequel.connect(database_url) db.extension :schema_dumper return unless db.respond_to?(:reset_primary_key_sequence) db.tables.each do |table| db.reset_primary_key_sequence(table) end end |