private static void BuildRefrenceCode(SelectBuilder select, FapColumn column, AliasedSource table, string refAlias)
{
string colName = column.RefCode;
if (colName.IsPresent())
{
colName = "Id";
}
SelectBuilder inner = new SelectBuilder();
AliasedSource innerTable = inner.AddTable(new Table($"{column.RefTable}"), refAlias);
inner.AddProjection(innerTable.Column($"{colName}"));
if (column.MultiAble == 1) //是否多选
{
}
FilterGroup joinFilter = new FilterGroup(Conjunction.And,
new EqualToFilter(innerTable.Column($"{column.RefID}"), table.Column(column.ColName)),
new LessThanEqualToFilter(innerTable.Column(FapDbConstants.FAPCOLUMN_FIELD_EnableDate), new ParameterLiteral(FapDbConstants.FAPCOLUMN_PARAM_CurrentDate)),
new GreaterThanEqualToFilter(innerTable.Column(FapDbConstants.FAPCOLUMN_FIELD_DisableDate), new ParameterLiteral(FapDbConstants.FAPCOLUMN_PARAM_CurrentDate)),
new EqualToFilter(innerTable.Column(FapDbConstants.FAPCOLUMN_FIELD_Dr), new ParameterLiteral(FapDbConstants.FAPCOLUMN_PARAM_Dr)));
if (column.RefTable.EqualsWithIgnoreCase(nameof(FapColumn)))
{
IFilter filter = new EqualToFilter(innerTable.Column("TableName"), table.Column("TableName"));
joinFilter.AddFilter(filter);
}
inner.AddWhere(joinFilter);
select.AddProjection(inner, $"{column.ColName}MCID");
}
private static void BuildRefrenceName(SelectBuilder select, FapColumn column, AliasedSource table, string refAlias)
{
SelectBuilder inner = new SelectBuilder();
AliasedSource innerTable = inner.AddTable(new Table($"{column.RefTable}"), refAlias);
inner.AddProjection(innerTable.Column($"{column.RefName}"));
FilterGroup joinFilter = new FilterGroup(Conjunction.And,
new EqualToFilter(innerTable.Column($"{column.RefID}"), table.Column(column.ColName)),
new LessThanEqualToFilter(innerTable.Column(FapDbConstants.FAPCOLUMN_FIELD_EnableDate), new ParameterLiteral(FapDbConstants.FAPCOLUMN_PARAM_CurrentDate)),
new GreaterThanEqualToFilter(innerTable.Column(FapDbConstants.FAPCOLUMN_FIELD_DisableDate), new ParameterLiteral(FapDbConstants.FAPCOLUMN_PARAM_CurrentDate)),
new EqualToFilter(innerTable.Column(FapDbConstants.FAPCOLUMN_FIELD_Dr), new ParameterLiteral(FapDbConstants.FAPCOLUMN_PARAM_Dr)));
if (column.RefTable.EqualsWithIgnoreCase(nameof(FapColumn)))
{
//fapcolumn存在重复colName，加一个去重
IFilter filter = new EqualToFilter(innerTable.Column("TableName"), table.Column("RefTable"));
joinFilter.AddFilter(filter);
}
inner.AddWhere(joinFilter);
select.AddProjection(inner, $"{column.ColName}MC");
}
public void TestFilterGroup_Optimize_SimplifiesConditions()
{
FilterGroup topFilter = new FilterGroup(Conjunction.Or,
new FilterGroup(Conjunction.And,
new EqualToFilter(new Column("FirstName"), new StringLiteral("Albert")),
new FilterGroup(Conjunction.And,
new EqualToFilter(new Column("LastName"), new StringLiteral("Einstein")))),
new FilterGroup(Conjunction.And,
new EqualToFilter(new Column("FirstName"), new StringLiteral("Max")),
new FilterGroup(Conjunction.And,
new EqualToFilter(new Column("LastName"), new StringLiteral("Planck")))));
wrapInParentheses(topFilter, true);
SelectBuilder selectBuilder = new SelectBuilder();
selectBuilder.AddTable(new Table("Person"));
selectBuilder.AddProjection(new Column("FirstName"));
selectBuilder.AddProjection(new Column("LastName"));
selectBuilder.AddWhere(topFilter);
Formatter formatter = new Formatter();
string beforeActual = formatter.GetCommandText(selectBuilder);
const string beforeExpected = "SELECT FirstName, LastName FROM Person WHERE (((FirstName = 'Albert') AND ((LastName = 'Einstein'))) OR ((FirstName = 'Max') AND ((LastName = 'Planck'))))";
Assert.AreEqual(beforeExpected, beforeActual, "The initial query had an unexpected string representation.");
wrapInParentheses(topFilter, false);
topFilter.Optimize();
wrapInParentheses(topFilter, true);
string afterActual = formatter.GetCommandText(selectBuilder, new CommandOptions()
{
WrapFiltersInParentheses = true
});
const string afterExpected = "SELECT FirstName, LastName FROM Person WHERE (((FirstName = 'Albert') AND (LastName = 'Einstein')) OR ((FirstName = 'Max') AND (LastName = 'Planck')))";
Assert.AreEqual(afterExpected, afterActual, "The optimized query had an unexpected string representation.");
}
private static void BuildFapDict(SelectBuilder select, FapColumn column, AliasedSource table, string refAlias)
{
SelectBuilder inner = new SelectBuilder();
AliasedSource innerTable = inner.AddTable(new Table("FapDict"), refAlias);
inner.AddProjection(innerTable.Column("Name"));
if (column.MultiAble == 1) //是否多选
{
}
FilterGroup joinFilter = new FilterGroup(Conjunction.And,
new EqualToFilter(innerTable.Column("Code"), table.Column(column.ColName)),
new EqualToFilter(innerTable.Column("Category"), new StringLiteral(column.ComboxSource)),
new LessThanEqualToFilter(innerTable.Column(FapDbConstants.FAPCOLUMN_FIELD_EnableDate), new ParameterLiteral(FapDbConstants.FAPCOLUMN_PARAM_CurrentDate)),
new GreaterThanEqualToFilter(innerTable.Column(FapDbConstants.FAPCOLUMN_FIELD_DisableDate), new ParameterLiteral(FapDbConstants.FAPCOLUMN_PARAM_CurrentDate)),
new EqualToFilter(innerTable.Column(FapDbConstants.FAPCOLUMN_FIELD_Dr), new ParameterLiteral(FapDbConstants.FAPCOLUMN_PARAM_Dr)));
inner.AddWhere(joinFilter);
select.AddProjection(inner, $"{column.ColName}MC");
if (column.MultiAble == 1) //是否多选
{
//selectBuilder.Append(" for xml path('')"); // 逗号分隔的字符串，比如，以“aaa,bbb,ccc,”显示
}
}