class PGTrunk::Operations::MaterializedViews::RenameMaterializedView
@private
Public Instance Methods
invert()
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# File lib/pg_trunk/operations/materialized_views/rename_materialized_view.rb, line 44 def invert irreversible!("if_exists: true") if if_exists self.class.new(**to_h, name: new_name, to: name) end
to_sql(_version)
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# File lib/pg_trunk/operations/materialized_views/rename_materialized_view.rb, line 40 def to_sql(_version) [*change_schema, *change_name].join("; ") end
Private Instance Methods
change_name()
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# File lib/pg_trunk/operations/materialized_views/rename_materialized_view.rb, line 59 def change_name return if new_name.name == name.name moved = name.merge(schema: new_name.schema) sql = "ALTER MATERIALIZED VIEW" sql << " IF EXISTS" if if_exists sql << " #{moved.to_sql} RENAME TO #{new_name.name.inspect};" end
change_schema()
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# File lib/pg_trunk/operations/materialized_views/rename_materialized_view.rb, line 51 def change_schema return if name.schema == new_name.schema sql = "ALTER MATERIALIZED VIEW" sql << " IF EXISTS" if if_exists sql << " #{name.to_sql} SET SCHEMA #{new_name.schema.inspect};" end