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oracle sql parser support multi insert

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温少
2012-02-25 17:03:35 +08:00
parent 7d34b6efc5
commit 6160de7e60
12 changed files with 776 additions and 93 deletions
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src/test/java/com/alibaba/druid/bvt/sql/oracle/OracleMultiInsertTest.java
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package com.alibaba.druid.bvt.sql.oracle;
import java.util.List;
import junit.framework.Assert;
import com.alibaba.druid.sql.OracleTest;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.oracle.parser.OracleStatementParser;
import com.alibaba.druid.sql.dialect.oracle.visitor.OracleSchemaStatVisitor;
import com.alibaba.druid.stat.TableStat;
public class OracleMultiInsertTest extends OracleTest {
public void test_0() throws Exception {
String sql = "INSERT ALL" + //
" INTO sales (prod_id, cust_id, time_id, amount)" + //
" VALUES (product_id, customer_id, weekly_start_date, sales_sun)" + //
" INTO sales (prod_id, cust_id, time_id, amount)" + //
" VALUES (product_id, customer_id, weekly_start_date+1, sales_mon)" + //
" INTO sales (prod_id, cust_id, time_id, amount)" + //
" VALUES (product_id, customer_id, weekly_start_date+2, sales_tue)" + //
" INTO sales (prod_id, cust_id, time_id, amount)" + //
" VALUES (product_id, customer_id, weekly_start_date+3, sales_wed)" + //
" INTO sales (prod_id, cust_id, time_id, amount)" + //
" VALUES (product_id, customer_id, weekly_start_date+4, sales_thu)" + //
" INTO sales (prod_id, cust_id, time_id, amount)" + //
" VALUES (product_id, customer_id, weekly_start_date+5, sales_fri)" + //
" INTO sales (prod_id, cust_id, time_id, amount)" + //
" VALUES (product_id, customer_id, weekly_start_date+6, sales_sat)" + //
" SELECT product_id, customer_id, weekly_start_date, sales_sun," + //
" sales_mon, sales_tue, sales_wed, sales_thu, sales_fri, sales_sat" + //
" FROM sales_input_table;"; //
OracleStatementParser parser = new OracleStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement statemen = statementList.get(0);
System.out.println(output(statementList));
Assert.assertEquals(1, statementList.size());
OracleSchemaStatVisitor visitor = new OracleSchemaStatVisitor();
statemen.accept(visitor);
System.out.println("Tables : " + visitor.getTables());
System.out.println("fields : " + visitor.getColumns());
System.out.println("coditions : " + visitor.getConditions());
System.out.println("relationships : " + visitor.getRelationships());
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("sales")));
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("sales_input_table")));
Assert.assertEquals(2, visitor.getTables().size());
Assert.assertEquals(14, visitor.getColumns().size());
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("sales", "prod_id")));
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("sales", "cust_id")));
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("sales", "time_id")));
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("sales", "amount")));
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("sales_input_table", "product_id")));
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("sales_input_table", "customer_id")));
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("sales_input_table", "weekly_start_date")));
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("sales_input_table", "sales_sun")));
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("sales_input_table", "sales_mon")));
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("sales_input_table", "sales_tue")));
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("sales_input_table", "sales_wed")));
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("sales_input_table", "sales_thu")));
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("sales_input_table", "sales_fri")));
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("sales_input_table", "sales_sat")));
}
}
src/test/java/com/alibaba/druid/bvt/sql/oracle/OracleMultiInsertTest2.java
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package com.alibaba.druid.bvt.sql.oracle;
import java.util.List;
import junit.framework.Assert;
import com.alibaba.druid.sql.OracleTest;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.oracle.parser.OracleStatementParser;
import com.alibaba.druid.sql.dialect.oracle.visitor.OracleSchemaStatVisitor;
import com.alibaba.druid.stat.TableStat;
public class OracleMultiInsertTest2 extends OracleTest {
public void test_0() throws Exception {
String sql = "INSERT ALL" + //
" WHEN order_total < 100000 THEN" + //
" INTO small_orders" + //
" WHEN order_total > 100000 AND order_total < 200000 THEN" + //
" INTO medium_orders" + //
" ELSE" + //
" INTO large_orders" + //
" SELECT order_id, order_total, sales_rep_id, customer_id" + //
" FROM orders;"; //
OracleStatementParser parser = new OracleStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement statemen = statementList.get(0);
System.out.println(output(statementList));
Assert.assertEquals(1, statementList.size());
OracleSchemaStatVisitor visitor = new OracleSchemaStatVisitor();
statemen.accept(visitor);
System.out.println("Tables : " + visitor.getTables());
System.out.println("fields : " + visitor.getColumns());
System.out.println("coditions : " + visitor.getConditions());
System.out.println("relationships : " + visitor.getRelationships());
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("orders")));
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("small_orders")));
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("medium_orders")));
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("large_orders")));
Assert.assertEquals(4, visitor.getTables().size());
Assert.assertEquals(4, visitor.getColumns().size());
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("orders", "order_id")));
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("orders", "order_total")));
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("orders", "sales_rep_id")));
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("orders", "customer_id")));
}
}