public Prepare ( IExpressionPreparer preparer ) : |
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preparer | IExpressionPreparer | |
return |
private SqlExpression PrepareSearchExpression(IQueryContext context, QueryExpressionFrom queryFrom, SqlExpression expression) { // first check the expression is not null if (expression == null) return null; // This is used to prepare sub-queries and qualify variables in a // search expression such as WHERE or HAVING. // Prepare the sub-queries first expression = expression.Prepare(new QueryExpressionPreparer(this, queryFrom, context)); // Then qualify all the variables. Note that this will not qualify // variables in the sub-queries. expression = expression.Prepare(queryFrom.ExpressionPreparer); return expression; }