Module Sequel::JDBC::HSQLDB::DatabaseMethods
In: lib/sequel/adapters/jdbc/hsqldb.rb

Instance methods for HSQLDB Database objects accessed via JDBC.

Methods

Included Modules

::Sequel::JDBC::Transactions

Constants

PRIMARY_KEY_INDEX_RE = /\Asys_idx_sys_pk_/i.freeze
DATABASE_ERROR_REGEXPS = { /integrity constraint violation: unique constraint or index violation/ => UniqueConstraintViolation, /integrity constraint violation: foreign key/ => ForeignKeyConstraintViolation, /integrity constraint violation: check constraint/ => CheckConstraintViolation, /integrity constraint violation: NOT NULL check constraint/ => NotNullConstraintViolation, /serialization failure/ => SerializationFailure, }.freeze

Public Instance methods

HSQLDB uses the :hsqldb database type.

[Source]

    # File lib/sequel/adapters/jdbc/hsqldb.rb, line 24
24:         def database_type
25:           :hsqldb
26:         end

The version of the database, as an integer (e.g 2.2.5 -> 20205)

[Source]

    # File lib/sequel/adapters/jdbc/hsqldb.rb, line 35
35:         def db_version
36:           @db_version ||= begin
37:             v = get{DATABASE_VERSION(){}}
38:             if v =~ /(\d+)\.(\d+)\.(\d+)/
39:               $1.to_i * 10000 + $2.to_i * 100 + $3.to_i
40:             end
41:           end
42:         end

HSQLDB uses an IDENTITY sequence as the default value for primary key columns.

[Source]

    # File lib/sequel/adapters/jdbc/hsqldb.rb, line 30
30:         def serial_primary_key_options
31:           {:primary_key => true, :type => :integer, :identity=>true, :start_with=>1}
32:         end

HSQLDB supports DROP TABLE IF EXISTS

[Source]

    # File lib/sequel/adapters/jdbc/hsqldb.rb, line 45
45:         def supports_drop_table_if_exists?
46:           true
47:         end

[Validate]