abstract class Avram::Migrator::Migration::V1
- Avram::Migrator::Migration::V1
- Reference
- Object
Included Modules
Defined in:
avram/migrator/migration.crInstance Method Summary
-
#down(quiet = false)
Same as #up except calls rollback method in migration.
- #migrate
- #migrated?
- #pending?
- #prepared_statements : Array(String)
- #reset_prepared_statements
-
#up(quiet = false)
Unless already migrated, calls migrate which in turn calls statement helpers to generate and collect SQL statements in the @prepared_statements array.
- #version : Int64
Instance methods inherited from module Avram::Migrator::StatementHelpers
create_foreign_key(from : TableName, to : TableName, on_delete : Symbol, column : Symbol | Nil, primary_key = :id)
create_foreign_key,
create_function(name : String, body : String, returns : String = "trigger")
create_function,
create_index(table_name : TableName, columns : Columns, unique = false, using = :btree, name : String | Nil | Symbol | Nil = nil)
create_index,
create_trigger(table_name : TableName, name : String, function_name : String, callback : Symbol = :before, on : Array(Symbol) = [:update])
create_trigger,
disable_extension(name : String)
disable_extension,
drop(table_name)
drop,
drop_foreign_key(from : TableName, references : TableName, column : Symbol | Nil)
drop_foreign_key,
drop_function(name : String)
drop_function,
drop_index(table_name : TableName, columns : Columns | Nil = nil, if_exists = false, on_delete = :do_nothing, name : String | Nil | Symbol | Nil = nil)
drop_index,
drop_trigger(table_name : TableName, name : String)
drop_trigger,
enable_extension(name : String)
enable_extension,
make_optional(table : TableName, column : Symbol)
make_optional,
make_required(table : TableName, column : Symbol)
make_required,
update_extension(name : String, to : String | Nil = nil)
update_extension
Instance methods inherited from module Avram::Migrator::IndexStatementHelpers
add_index(column : Symbol, unique = false, using : Symbol = :btree)
add_index,
index_added?(index : String, column : Symbol)
index_added?
Instance methods inherited from class Object
blank_for_validates_required? : Bool
blank_for_validates_required?
Instance Method Detail
def up(quiet = false)
#
Unless already migrated, calls migrate which in turn calls statement helpers to generate and collect SQL statements in the @prepared_statements array. Each statement is then executed in a transaction and tracked upon completion.