How to use

declareWindows

method

in

org.jooq.RenderContext

@Override
public final void toSQL(RenderContext ctx) {
  // In the WINDOW clause, always declare window definitions
  if (ctx.declareWindows()) {
    ctx.visit(name)
      .sql(" ")
      .keyword("as")
      .sql(" (")
      .visit(window)
      .sql(")");
  }
  // Outside the WINDOW clause, only few dialects actually support
  // referencing WINDOW definitions
  else if (asList(ctx.configuration().dialect()).contains(POSTGRES)) {
    ctx.visit(name);
  }
  // When emulating, just repeat the window specification
  else {
    ctx.visit(window);
  }
}

DefaultRenderContext(RenderContext context) {
  this(context.configuration());
  paramType(context.paramType());
  qualifyCatalog(context.qualifyCatalog());
  qualifySchema(context.qualifySchema());
  quote(context.quote());
  castMode(context.castMode());
  data().putAll(context.data());
  declareCTE = context.declareCTE();
  declareWindows = context.declareWindows();
  declareFields = context.declareFields();
  declareTables = context.declareTables();
  declareAliases = context.declareAliases();
}

.keyword("window")
.sql(" ")
.declareWindows(true)
.visit(getWindow())
.declareWindows(false);