Class SQLBooleanMethod

java.lang.Object
org.datanucleus.store.rdbms.sql.method.SQLBooleanMethod
All Implemented Interfaces:
SQLMethod

public class SQLBooleanMethod extends Object implements SQLMethod
Method to allow inclusion of any SQL code that returns a boolean. The original expression will be of the form
SQL_boolean("some sql")
which is compiled into
InvokeExpression{STATIC.SQL_boolean(Literal{some sql})
  • Constructor Details

    • SQLBooleanMethod

      public SQLBooleanMethod()
  • Method Details

    • getExpression

      public SQLExpression getExpression(SQLStatement stmt, SQLExpression ignore, List<SQLExpression> args)
      Description copied from interface: SQLMethod
      Return the expression for this SQL function.
      Specified by:
      getExpression in interface SQLMethod
      Parameters:
      stmt - SQLStatement that this expression is for
      ignore - The expression that it is invoked on
      args - Arguments passed in
      Returns:
      The SQL expression using the SQL function