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sql parser improved for postgresql

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This commit is contained in:
wenshao
2014-11-15 14:45:17 +08:00
parent e4ca3db2fa
commit 66d14d0823
17 changed files with 256 additions and 160 deletions
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src/test/java/com/alibaba/druid/bvt/sql/postgresql/datatypes/BooleanTest.java
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package com.alibaba.druid.bvt.sql.postgresql.datatypes;
import java.util.List;
import org.junit.Assert;
import com.alibaba.druid.sql.PGTest;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.postgresql.parser.PGSQLStatementParser;
import com.alibaba.druid.sql.dialect.postgresql.visitor.PGSchemaStatVisitor;
import com.alibaba.druid.stat.TableStat;
public class BooleanTest extends PGTest {
public void test_0() throws Exception {
String sql = "INSERT INTO test1 VALUES (TRUE, 'sic est');";
PGSQLStatementParser parser = new PGSQLStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement statemen = statementList.get(0);
print(statementList);
Assert.assertEquals(1, statementList.size());
PGSchemaStatVisitor visitor = new PGSchemaStatVisitor();
statemen.accept(visitor);
System.out.println("Tables : " + visitor.getTables());
System.out.println("fields : " + visitor.getColumns());
System.out.println("coditions : " + visitor.getConditions());
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("test1")));
Assert.assertEquals(0, visitor.getColumns().size());
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("films", "kind")));
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("films", "code")));
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("films", "date_prod")));
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("films", "title")));
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("films", "did")));
}
}
src/test/java/com/alibaba/druid/bvt/sql/postgresql/datatypes/TimestampTest.java
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package com.alibaba.druid.bvt.sql.postgresql.datatypes;
import com.alibaba.druid.sql.PGTest;
import com.alibaba.druid.sql.ast.expr.SQLTimestampExpr;
import com.alibaba.druid.sql.dialect.postgresql.parser.PGExprParser;
public class TimestampTest extends PGTest {
public void test_timestamp() throws Exception {
String sql = "TIMESTAMP '2004-10-19 10:23:54+02'";
PGExprParser parser = new PGExprParser(sql);
SQLTimestampExpr expr = (SQLTimestampExpr) parser.expr();
System.out.println(expr.toString());
}
public void test_timestamp_with_timezone() throws Exception {
String sql = "TIMESTAMP WITH TIME ZONE '2004-10-19 10:23:54+02'";
PGExprParser parser = new PGExprParser(sql);
SQLTimestampExpr expr = (SQLTimestampExpr) parser.expr();
System.out.println(expr.toString());
}
}