Class | Sequel::Firebird::Dataset |
In: |
lib/sequel_core/adapters/firebird.rb
|
Parent: | Sequel::Dataset |
BOOL_TRUE | = | '1'.freeze |
BOOL_FALSE | = | '0'.freeze |
COMMA_SEPARATOR | = | ', '.freeze |
FIREBIRD_TIMESTAMP_FORMAT | = | "TIMESTAMP '%Y-%m-%d %H:%M:%S".freeze |
SELECT_CLAUSE_ORDER | = | %w'distinct limit columns from join where group having compounds order'.freeze |
Yield all rows returned by executing the given SQL and converting the types.
# File lib/sequel_core/adapters/firebird.rb, line 225 225: def fetch_rows(sql, &block) 226: execute(sql) do |s| 227: begin 228: @columns = s.fields.map{|c| output_identifier(c.name)} 229: s.fetchall(:symbols_hash).each do |r| 230: h = {} 231: r.each{|k,v| h[output_identifier(k)] = v} 232: yield h 233: end 234: ensure 235: s.close 236: end 237: end 238: self 239: end
Insert given values into the database.
# File lib/sequel_core/adapters/firebird.rb, line 242 242: def insert(*values) 243: if !@opts[:sql] 244: single_value(:sql=>insert_returning_pk_sql(*values)) 245: else 246: execute_insert(insert_sql(*values), :table=>opts[:from].first, 247: :values=>values.size == 1 ? values.first : values) 248: end 249: end
Use the RETURNING clause to return the primary key of the inserted record, if it exists
# File lib/sequel_core/adapters/firebird.rb, line 252 252: def insert_returning_pk_sql(*values) 253: pk = db.primary_key(opts[:from].first) 254: insert_returning_sql(pk ? Sequel::SQL::Identifier.new(pk) : 'NULL'.lit, *values) 255: end
Use the RETURNING clause to return the columns listed in returning.
# File lib/sequel_core/adapters/firebird.rb, line 258 258: def insert_returning_sql(returning, *values) 259: "#{insert_sql(*values)} RETURNING #{column_list(Array(returning))}" 260: end
Insert a record returning the record inserted
# File lib/sequel_core/adapters/firebird.rb, line 263 263: def insert_select(*values) 264: single_record(:naked=>true, :sql=>insert_returning_sql(nil, *values)) 265: end
# File lib/sequel_core/adapters/firebird.rb, line 267 267: def literal(v) 268: case v 269: when Time, DateTime 270: "#{v.strftime(FIREBIRD_TIMESTAMP_FORMAT)}.#{sprintf("%04d",v.usec / 100)}'" 271: when TrueClass 272: BOOL_TRUE 273: when FalseClass 274: BOOL_FALSE 275: else 276: super 277: end 278: end