string.IsNullOrEmpty(search.NameEquals)) { safeSqlAppend.Append(" and Name=@nameEquals"); sqlParams.Add(new SqlParameter("@nameEquals", search.NameEquals)); } if (!string.IsNullOrEmpty(search.NameContains)) { safeSqlAppend.Append(" and Name like @nameContains"); sqlParams.Add(new ...
String findGenderByName(List<Person> persons, String name) { for (Person person: persons) { if (person.getName().equals(name)) { return person.getGender(); } } return null; } 可以发现用命令式编程的方式在面对海量的查询需求时,需要编写很多的类似的代码。比如根据某个字段进行过滤是一个通用查...
rel(0); for(String tn : tableScan.getTable().getQualifiedName()){ if(srcName.equals(tn)){ RelBuilder relBuilder = RelBuilder.create(frameworkConfig); RelNode relNode = relBuilder.scan(targetName).build(); call.transformTo(relNode); } } 构建配置的匹配规则 代码语言:javascript 代码运行次数...
privatestaticstring GetSafeSqlBySearchItem(CustomerSearch search,ref List<SqlParameter> sqlParams) { StringBuilder safeSqlAppend =new StringBuilder(); if (search !=null) { if (!string.IsNullOrEmpty(search.NameEquals)) { safeSqlAppend.Append(" and Name=@nameEquals"); sqlParams.Add(new SqlParameter...
StringEquals(<string_expr_1>, <string_expr_2> [, <boolean_expr>]) 参数 展开表 说明 string_expr_1 要比较的第一个字符串表达式。 string_expr_2 要比较的第二个字符串表达式。 boolean_expr (可选) 用于忽略大小写的可选布尔表达式。 设置为 true 时,此函数会执行不区分大小写的搜索。 如果未指...
Creates a Sql style query for IotHub java.lang.StringgetQuery() Getter for the String corresponding to Sql Query String created Methods inherited fromjava.lang.Object java.lang.Object.clonejava.lang.Object.equalsjava.lang.Object.finalizejava.lang.Object.getClassjava.lang.Object.hashCodejava.lang.Obj...
clone equals finalize getClass hashCode notify notifyAll toString wait wait wait Constructor Details SqlQueryStringDataModel public SqlQueryStringDataModel() Method Details getQuery public String getQuery() Get the query property: The query property. Returns: the query value....
* 方法一(推荐使用):*/publicString getQueryCondition_01(){ String whereSql="";if(title !=null&& !"".equals(title)){ whereSql+= " and title like '%"+title+"%'"; }if(positiontype!=null&& !"".equals(positiontype)){ whereSql+=" and positiontype = "+positiontype; ...
var userId = 1; var sql = SqlString.format('SELECT * FROM users WHERE id = ?', [userId]); console.log(sql); // SELECT * FROM users WHERE id = 1Multiple placeholders are mapped to values in the same order as passed. For example, in the following query foo equals a, bar ...
create a matrix table using sql query Create a matrix table using t-sql Create a new database from existing mdf file. Create a percentage from two SUM values Create a query to remove last two characters of a string Create a view and change the data types of some variables Create a writa...