Derby Reference Manual Version 10.12 Derby Document build: September 20, 2015, 7:00:40 AM (PDT) Version 10.12 Derby Reference Manual Contents Copyright..............................................................................................................................11 License................................................................................................................................. 12 About this guide..................................................................................................................16 Purpose of this document...................................................................................... 16 Audience................................................................................................................... 16 How this guide is organized...................................................................................16 SQL syntax used in this manual............................................................................17 SQL language reference.....................................................................................................18 Capitalization and special characters....................................................................18 SQL identifiers ........................................................................................................ 18 Rules for SQL identifiers..................................................................................... 19 SQLIdentifier........................................................................................................ 19 aggregateName................................................................................................... 20 authorizationIdentifier...........................................................................................20 columnName........................................................................................................20 constraintName....................................................................................................21 correlationName...................................................................................................21 cursorName......................................................................................................... 21 functionName.......................................................................................................22 indexName...........................................................................................................22 newTableName....................................................................................................22 procedureName................................................................................................... 23 roleName............................................................................................................. 23 schemaName.......................................................................................................23 sequenceName....................................................................................................24 simpleColumnName.............................................................................................24 synonymName..................................................................................................... 24 tableName............................................................................................................24 triggerName......................................................................................................... 25 typeName.............................................................................................................25 viewName............................................................................................................ 25 Statements................................................................................................................ 26 Interaction with the dependency system.............................................................26 ALTER TABLE statement....................................................................................27 CALL (PROCEDURE) statement........................................................................ 31 CREATE statements........................................................................................... 32 DECLARE GLOBAL TEMPORARY TABLE statement....................................... 56 DELETE statement..............................................................................................59 DROP statements................................................................................................59 GRANT statement............................................................................................... 63 INSERT statement...............................................................................................66 LOCK TABLE statement..................................................................................... 68 MERGE statement ............................................................................................. 69 RENAME statements...........................................................................................72 REVOKE statement ............................................................................................73 SELECT statement..............................................................................................77 SET statements................................................................................................... 79 TRUNCATE TABLE statement............................................................................83 UPDATE statement............................................................................................. 83 SQL clauses............................................................................................................. 84 i Version 10.12 Derby Reference Manual CONSTRAINT clause..........................................................................................84 EXTERNAL NAME clause...................................................................................92 FOR UPDATE clause..........................................................................................93 FROM clause.......................................................................................................94 GROUP BY clause..............................................................................................94 HAVING clause................................................................................................... 95 WINDOW clause................................................................................................. 96 ORDER BY clause.............................................................................................. 96 The result offset and fetch first clauses.............................................................. 98 USING clause......................................................................................................99 WHERE clause....................................................................................................99 WHERE CURRENT OF clause.........................................................................100 SQL expressions....................................................................................................101 selectExpression................................................................................................104 tableExpression................................................................................................. 106 NEXT VALUE FOR expression.........................................................................107 VALUES expression.......................................................................................... 108 Expression precedence..................................................................................... 110 Boolean expressions......................................................................................... 110 CASE expression.............................................................................................. 112 Dynamic parameters......................................................................................... 114 JOIN operations..................................................................................................... 117 INNER JOIN operation......................................................................................117 LEFT OUTER JOIN operation...........................................................................118 RIGHT OUTER JOIN operation........................................................................ 119 CROSS JOIN operation.................................................................................... 120 NATURAL JOIN operation................................................................................ 121 SQL queries............................................................................................................122 query.................................................................................................................. 122 scalarSubquery.................................................................................................. 124 tableSubquery....................................................................................................124 Built-in functions....................................................................................................125 Standard