Examples with Column com.alibaba.druid.stat.TableStat.Column used on opensource projects

Example 6 with Column

use of com.alibaba.druid.stat.TableStat.Column in project druid by alibaba.

the class SchemaStatVisitor method visit.

public boolean visit(SQLPropertyExpr x) {
    if (x.getOwner() instanceof SQLIdentifierExpr) {
        String owner = ((SQLIdentifierExpr) x.getOwner()).getName();
        if (containsSubQuery(owner)) {
            return false;
        }
        owner = aliasWrap(owner);
        if (owner != null) {
            Column column = addColumn(owner, x.getName());
            x.putAttribute(ATTR_COLUMN, column);
            if (column != null) {
                if (isParentGroupBy(x)) {
                    this.groupByColumns.add(column);
                }
                if (column != null) {
                    setColumn(x, column);
                }
            }
        }
    }
    return false;
}

Example 7 with Column

use of com.alibaba.druid.stat.TableStat.Column in project druid by alibaba.

the class SchemaStatVisitor method addColumn.

public Column addColumn(String tableName, String columnName) {
    tableName = handleName(tableName);
    columnName = handleName(columnName);
    Column column = this.getColumn(tableName, columnName);
    if (column == null && columnName != null) {
        column = new Column(tableName, columnName);
        columns.put(column, column);
    }
    return column;
}

Example 8 with Column

use of com.alibaba.druid.stat.TableStat.Column in project druid by alibaba.

the class SchemaStatVisitor method handleRelationship.

protected void handleRelationship(SQLExpr left, String operator, SQLExpr right) {
    Column leftColumn = getColumn(left);
    if (leftColumn == null) {
        return;
    }
    Column rightColumn = getColumn(right);
    if (rightColumn == null) {
        return;
    }
    Relationship relationship = new Relationship();
    relationship.setLeft(leftColumn);
    relationship.setRight(rightColumn);
    relationship.setOperator(operator);
    this.relationships.add(relationship);
}

Example 9 with Column

use of com.alibaba.druid.stat.TableStat.Column in project druid by alibaba.

the class DB2SelectTest_11 method test_0.

public void test_0() throws Exception {
    String sql = "SELECT A.F_0201, A.F_0301, A.F_0802, A.F_2100" + "\nFROM A, B" + "\nWHERE B.F_2211 = '5'" + "\n    AND A.F_0301 = B.F_0301" + "    AND Substr(B.F_0815, 1, 4) concat  Substr ( B.F_0815,5,2 ) > A.F_0802" + "    AND A.F_2100 > 0" + "\nUNION" + "\nSELECT A.F_0201, A.F_0301, A.F_0802, A.F_2100" + "\nFROM A" + "\nWHERE A.F_0301 NOT IN (SELECT F_0301" + "\n        FROM B)" + "\n    AND A.F_2100 > 0";
    DB2StatementParser parser = new DB2StatementParser(sql);
    List<SQLStatement> statementList = parser.parseStatementList();
    SQLStatement stmt = statementList.get(0);
    print(statementList);
    Assert.assertEquals(1, statementList.size());
    DB2SchemaStatVisitor visitor = new DB2SchemaStatVisitor();
    stmt.accept(visitor);
    //        System.out.println("Tables : " + visitor.getTables());
    //        System.out.println("fields : " + visitor.getColumns());
    //        System.out.println("coditions : " + visitor.getConditions());
    //        System.out.println("orderBy : " + visitor.getOrderByColumns());
    Assert.assertEquals(2, visitor.getTables().size());
    Assert.assertEquals(7, visitor.getColumns().size());
    Assert.assertEquals(6, visitor.getConditions().size());
    Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("A")));
    Assert.assertTrue(visitor.getColumns().contains(new Column("A", "F_0201")));
    // Assert.assertTrue(visitor.getColumns().contains(new Column("mytable", "first_name")));
    // Assert.assertTrue(visitor.getColumns().contains(new Column("mytable", "full_name")));
    Assert.assertEquals("SELECT A.F_0201, A.F_0301, A.F_0802, A.F_2100" + "\nFROM A, B" + "\nWHERE B.F_2211 = '5'" + "\n\tAND A.F_0301 = B.F_0301" + "\n\tAND (Substr(B.F_0815, 1, 4) CONCAT Substr(B.F_0815, 5, 2)) > A.F_0802" + "\n\tAND A.F_2100 > 0" + "\nUNION" + "\nSELECT A.F_0201, A.F_0301, A.F_0802, A.F_2100" + "\nFROM A" + "\nWHERE A.F_0301 NOT IN (SELECT F_0301" + "\n\t\tFROM B)" + //
    "\n\tAND A.F_2100 > 0", SQLUtils.toSQLString(stmt, JdbcConstants.DB2));
    Assert.assertEquals("select A.F_0201, A.F_0301, A.F_0802, A.F_2100" + "\nfrom A, B" + "\nwhere B.F_2211 = '5'" + "\n\tand A.F_0301 = B.F_0301" + "\n\tand (Substr(B.F_0815, 1, 4) concat Substr(B.F_0815, 5, 2)) > A.F_0802" + "\n\tand A.F_2100 > 0" + "\nunion" + "\nselect A.F_0201, A.F_0301, A.F_0802, A.F_2100" + "\nfrom A" + "\nwhere A.F_0301 not in (select F_0301" + "\n\t\tfrom B)" + //
    "\n\tand A.F_2100 > 0", SQLUtils.toSQLString(stmt, JdbcConstants.DB2, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION));
}

Example 10 with Column

use of com.alibaba.druid.stat.TableStat.Column in project druid by alibaba.

the class DB2SelectTest_2 method test_0.

public void test_0() throws Exception {
    String sql = "SELECT CTRYNUM, FMS_INSTANCE_CD FROM DBEFMSDR.FMSA_O_WW_CTRY_AG WHERE ACCT_YR=? WITH UR";
    DB2StatementParser parser = new DB2StatementParser(sql);
    List<SQLStatement> statementList = parser.parseStatementList();
    SQLStatement stmt = statementList.get(0);
    print(statementList);
    Assert.assertEquals(1, statementList.size());
    DB2SchemaStatVisitor visitor = new DB2SchemaStatVisitor();
    stmt.accept(visitor);
    //        System.out.println("Tables : " + visitor.getTables());
    //        System.out.println("fields : " + visitor.getColumns());
    //        System.out.println("coditions : " + visitor.getConditions());
    //        System.out.println("orderBy : " + visitor.getOrderByColumns());
    Assert.assertEquals(1, visitor.getTables().size());
    Assert.assertEquals(3, visitor.getColumns().size());
    Assert.assertEquals(1, visitor.getConditions().size());
    Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("DBEFMSDR.FMSA_O_WW_CTRY_AG")));
    Assert.assertTrue(visitor.getColumns().contains(new Column("DBEFMSDR.FMSA_O_WW_CTRY_AG", "CTRYNUM")));
    // Assert.assertTrue(visitor.getColumns().contains(new Column("mytable", "first_name")));
    // Assert.assertTrue(visitor.getColumns().contains(new Column("mytable", "full_name")));
    String output = SQLUtils.toSQLString(stmt, JdbcConstants.DB2);
    Assert.assertEquals(//
    "SELECT CTRYNUM, FMS_INSTANCE_CD" + //
    "\nFROM DBEFMSDR.FMSA_O_WW_CTRY_AG" + //
    "\nWHERE ACCT_YR = ?" + //
    "\nWITH UR", output);
}