How to set SQL that contains 'in' where clause in VO?
I don't want to set "in" would adopt a kind of programatical in VO as below. I want to use a method declariable to set in the clause using bindings varaible.
It can be implemented?
private String getInClauseWithParamNames(List termCodes) { //logic to form the in clause with multiple bind variables StringBuffer inClause = new StringBuffer(); if(termCodes !=null){ for (int i = 1; i < termCodes.size() + 1; i++) { inClause.append(":termC" + (i)); if (i < termCodes.size()) { inClause.append(","); } } } return inClause.toString(); } public Row[] getYardFixedSlots(List termCodes) { if(termCodes != null && !termCodes.isEmpty()){ String inClause = getInClauseWithParamNames(termCodes); //setting the where cluase to use the generated in clause this.setWhereClause("YardFixedSlot.TERMINAL_C in (" + inClause + ")"); ////clearing all existing where clause params if any this.setWhereClauseParams(null); if(getVariableManager() !=null){ this.getVariableManager().clearVariables(); } //setting values for all bind variables one by one in the in clause for (int i = 0; i < termCodes.size(); i++) { //defining the named bind variables programatically this.defineNamedWhereClauseParam("termC" + (i + 1), null, null); //setting the value for each named bind variable this.setNamedWhereClauseParam("termC" + (i + 1), termCodes.get(i)); } this.setRangeSize(-1); //executing the query this.executeQuery(); } //returning the rows from query result return this.getAllRowsInRange(); }
You can only use the link as a parameter to the in clause. You must divide the string inside the binding variable. Sample can be found at decompilation binary ADF: using bind variable for SQL statements with the paragraph
Timo
Tags: Java
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