本文整理汇总了Java中com.alibaba.druid.sql.ast.statement.SQLDeleteStatement类的典型用法代码示例。如果您正苦于以下问题：Java SQLDeleteStatement类的具体用法？Java SQLDeleteStatement怎么用？Java SQLDeleteStatement使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
SQLDeleteStatement类属于com.alibaba.druid.sql.ast.statement包，在下文中一共展示了SQLDeleteStatement类的12个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Java代码示例。
示例1: SQLDeleteBuilderImpl
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement; //导入依赖的package包/类
public SQLDeleteBuilderImpl(String sql, String dbType){
List<SQLStatement> stmtList = SQLUtils.parseStatements(sql, dbType);
if (stmtList.size() == 0) {
throw new IllegalArgumentException("not support empty-statement :" + sql);
}
if (stmtList.size() > 1) {
throw new IllegalArgumentException("not support multi-statement :" + sql);
}
SQLDeleteStatement stmt = (SQLDeleteStatement) stmtList.get(0);
this.stmt = stmt;
this.dbType = dbType;
}
开发者ID:zuonima，项目名称:sql-utils，代码行数:16，代码来源:SQLDeleteBuilderImpl.java
示例2: where
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement; //导入依赖的package包/类
@Override
public SQLDeleteBuilder where(String expr) {
SQLDeleteStatement delete = getSQLDeleteStatement();
SQLExpr exprObj = SQLUtils.toSQLExpr(expr, dbType);
delete.setWhere(exprObj);
return this;
}
开发者ID:zuonima，项目名称:sql-utils，代码行数:10，代码来源:SQLDeleteBuilderImpl.java
示例3: whereAnd
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement; //导入依赖的package包/类
@Override
public SQLDeleteBuilder whereAnd(String expr) {
SQLDeleteStatement delete = getSQLDeleteStatement();
SQLExpr exprObj = SQLUtils.toSQLExpr(expr, dbType);
SQLExpr newCondition = SQLUtils.buildCondition(SQLBinaryOperator.BooleanAnd, exprObj, false, delete.getWhere());
delete.setWhere(newCondition);
return this;
}
开发者ID:zuonima，项目名称:sql-utils，代码行数:11，代码来源:SQLDeleteBuilderImpl.java
示例4: whereOr
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement; //导入依赖的package包/类
@Override
public SQLDeleteBuilder whereOr(String expr) {
SQLDeleteStatement delete = getSQLDeleteStatement();
SQLExpr exprObj = SQLUtils.toSQLExpr(expr, dbType);
SQLExpr newCondition = SQLUtils.buildCondition(SQLBinaryOperator.BooleanOr, exprObj, false, delete.getWhere());
delete.setWhere(newCondition);
return this;
}
开发者ID:zuonima，项目名称:sql-utils，代码行数:11，代码来源:SQLDeleteBuilderImpl.java
示例5: createSQLDeleteStatement
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement; //导入依赖的package包/类
public SQLDeleteStatement createSQLDeleteStatement() {
if (JdbcConstants.ORACLE.equals(dbType)) {
return new OracleDeleteStatement();
}
if (JdbcConstants.MYSQL.equals(dbType)) {
return new MySqlDeleteStatement();
}
if (JdbcConstants.POSTGRESQL.equals(dbType)) {
return new PGDeleteStatement();
}
return new SQLDeleteStatement();
}
开发者ID:zuonima，项目名称:sql-utils，代码行数:16，代码来源:SQLDeleteBuilderImpl.java
示例6: create
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement; //导入依赖的package包/类
/**
* Create the compatible Query object
* based on the SQL query.
*
* @param sql The SQL query.
* @return Query object.
*/
public static QueryAction create(Client client, String sql) throws SqlParseException, SQLFeatureNotSupportedException {
sql = sql.replaceAll("\n"," ");
String firstWord = sql.substring(0, sql.indexOf(' '));
switch (firstWord.toUpperCase()) {
case "SELECT":
SQLQueryExpr sqlExpr = (SQLQueryExpr) toSqlExpr(sql);
if(isMulti(sqlExpr)){
MultiQuerySelect multiSelect = new SqlParser().parseMultiSelect((SQLUnionQuery) sqlExpr.getSubQuery().getQuery());
handleSubQueries(client,multiSelect.getFirstSelect());
handleSubQueries(client,multiSelect.getSecondSelect());
return new MultiQueryAction(client, multiSelect);
}
else if(isJoin(sqlExpr,sql)){
JoinSelect joinSelect = new SqlParser().parseJoinSelect(sqlExpr);
handleSubQueries(client, joinSelect.getFirstTable());
handleSubQueries(client, joinSelect.getSecondTable());
return ESJoinQueryActionFactory.createJoinAction(client, joinSelect);
}
else {
Select select = new SqlParser().parseSelect(sqlExpr);
handleSubQueries(client, select);
return handleSelect(client, select);
}
case "DELETE":
SQLStatementParser parser = createSqlStatementParser(sql);
SQLDeleteStatement deleteStatement = parser.parseDeleteStatement();
Delete delete = new SqlParser().parseDelete(deleteStatement);
return new DeleteQueryAction(client, delete);
case "SHOW":
return new ShowQueryAction(client,sql);
default:
throw new SQLFeatureNotSupportedException(String.format("Unsupported query: %s", sql));
}
}
开发者ID:mazhou，项目名称:es-sql，代码行数:42，代码来源:ESActionFactory.java
示例7: getType
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement; //导入依赖的package包/类
@Override
public SqlType getType() {
if (sqlStatement instanceof SQLSelectStatement)
return SqlType.SELECT;
if (sqlStatement instanceof SQLUpdateStatement) return SqlType.UPDATE;
if (sqlStatement instanceof SQLInsertStatement)
return SqlType.INSERT;
if (sqlStatement instanceof SQLDeleteStatement)
return SqlType.DELETE;
return null;
}
开发者ID:maniaclee，项目名称:shardy，代码行数:14，代码来源:DruidSqlParser.java
示例8: getStatementType
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement; //导入依赖的package包/类
public SQLStatementType getStatementType() {
if (sqlStatement instanceof SQLSelectStatement) {
return SQLStatementType.SELECT;
}
if (sqlStatement instanceof SQLInsertStatement) {
return SQLStatementType.INSERT;
}
if (sqlStatement instanceof SQLUpdateStatement) {
return SQLStatementType.UPDATE;
}
if (sqlStatement instanceof SQLDeleteStatement) {
return SQLStatementType.DELETE;
}
throw new SQLParserException("Unsupported SQL statement: [%s]", sqlStatement);
}
开发者ID:balancebeam，项目名称:sherlock，代码行数:16，代码来源:SQLParseEngine.java
示例9: getSQLVisitor
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement; //导入依赖的package包/类
private static SQLASTOutputVisitor getSQLVisitor(DatabaseType databaseType,SQLStatement sqlStatement) {
if (sqlStatement instanceof SQLSelectStatement) {
return ClassUtil.newInstance(SQLVisitorRegistry.getSelectVistor(databaseType));
}
if (sqlStatement instanceof SQLInsertStatement) {
return ClassUtil.newInstance(SQLVisitorRegistry.getInsertVistor(databaseType));
}
if (sqlStatement instanceof SQLUpdateStatement) {
return ClassUtil.newInstance(SQLVisitorRegistry.getUpdateVistor(databaseType));
}
if (sqlStatement instanceof SQLDeleteStatement) {
return ClassUtil.newInstance(SQLVisitorRegistry.getDeleteVistor(databaseType));
}
throw new SQLParserException("Unsupported SQL statement: [%s]", sqlStatement);
}
开发者ID:balancebeam，项目名称:sherlock，代码行数:16，代码来源:SQLParserFactory.java
示例10: getOwnerTableName
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement; //导入依赖的package包/类
/**
* 从between语句中获取字段所属的表名。
* 对于容易出现ambiguous的（字段不知道到底属于哪个表），实际应用中必须使用别名来避免歧义
* @param betweenExpr
* @param column
* @return
*/
private String getOwnerTableName(SQLBetweenExpr betweenExpr,String column) {
if(tableStats.size() == 1) {//只有一个表，直接返回这一个表名
return tableStats.keySet().iterator().next().getName();
} else if(tableStats.size() == 0) {//一个表都没有，返回空串
return "";
} else {//多个表名
for (Column col : columns.keySet())
{
if(col.getName().equals(column)) {
return col.getTable();
}
}
// for(Column col : columns) {//从columns中找表名
// if(col.getName().equals(column)) {
// return col.getTable();
// }
// }
//前面没找到表名的，自己从parent中解析
SQLObject parent = betweenExpr.getParent();
if(parent instanceof SQLBinaryOpExpr)
{
parent=parent.getParent();
}
if(parent instanceof MySqlSelectQueryBlock) {
MySqlSelectQueryBlock select = (MySqlSelectQueryBlock) parent;
if(select.getFrom() instanceof SQLJoinTableSource) {//多表连接
SQLJoinTableSource joinTableSource = (SQLJoinTableSource)select.getFrom();
return joinTableSource.getLeft().toString();//将left作为主表，此处有不严谨处，但也是实在没有办法，如果要准确，字段前带表名或者表的别名即可
} else if(select.getFrom() instanceof SQLExprTableSource) {//单表
return select.getFrom().toString();
}
}
else if(parent instanceof SQLUpdateStatement) {
SQLUpdateStatement update = (SQLUpdateStatement) parent;
return update.getTableName().getSimpleName();
} else if(parent instanceof SQLDeleteStatement) {
SQLDeleteStatement delete = (SQLDeleteStatement) parent;
return delete.getTableName().getSimpleName();
} else {
}
}
return "";
}
开发者ID:huang-up，项目名称:mycat-src-1.6.1-RELEASE，代码行数:55，代码来源:MycatSchemaStatVisitor.java
示例11: getSQLDeleteStatement
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement; //导入依赖的package包/类
public SQLDeleteStatement getSQLDeleteStatement() {
if (stmt == null) {
stmt = createSQLDeleteStatement();
}
return stmt;
}
开发者ID:zuonima，项目名称:sql-utils，代码行数:7，代码来源:SQLDeleteBuilderImpl.java
示例12: WhereParser
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement; //导入依赖的package包/类
public WhereParser(SqlParser sqlParser, SQLDeleteStatement delete) {
this.sqlParser = sqlParser;
this.delete = delete;
this.where = delete.getWhere();
}
开发者ID:NLPchina，项目名称:elasticsearch-sql，代码行数:6，代码来源:WhereParser.java
注：本文中的com.alibaba.druid.sql.ast.statement.SQLDeleteStatement类示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
客服电话
APP下载
官方微信
请发表评论