Examples with ForeignKeysRequest org.apache.hadoop.hive.metastore.api.ForeignKeysRequest used on opensource projects

Example 6 with ForeignKeysRequest

use of org.apache.hadoop.hive.metastore.api.ForeignKeysRequest in project hive by apache.

the class TestForeignKey method createTableWithConstraints.

@Test
public void createTableWithConstraints() throws TException {
    String constraintName = "ctwckk";
    Table parentTable = testTables[0];
    Table table = new TableBuilder().setTableName("table_with_constraints").setDbName(parentTable.getDbName()).addCol("col1", "int").addCol("col2", "varchar(32)").build(metaStore.getConf());
    List<SQLPrimaryKey> pk = new SQLPrimaryKeyBuilder().onTable(parentTable).addColumn("col1").build(metaStore.getConf());
    client.addPrimaryKey(pk);
    List<SQLForeignKey> fk = new SQLForeignKeyBuilder().fromPrimaryKey(pk).onTable(table).addColumn("col1").setConstraintName(constraintName).build(metaStore.getConf());
    client.createTableWithConstraints(table, null, fk, null, null, null, null);
    ForeignKeysRequest rqst = new ForeignKeysRequest(parentTable.getDbName(), parentTable.getTableName(), table.getDbName(), table.getTableName());
    rqst.setCatName(table.getCatName());
    List<SQLForeignKey> fetched = client.getForeignKeys(rqst);
    Assert.assertEquals(fk, fetched);
}

Example 7 with ForeignKeysRequest

use of org.apache.hadoop.hive.metastore.api.ForeignKeysRequest in project hive by apache.

the class NonCatCallsWithCatalog method primaryKeyAndForeignKey.

@Test
public void primaryKeyAndForeignKey() throws TException {
    Table parentTable = testTables[2];
    Table table = testTables[3];
    String constraintName = "othercatfk";
    // Single column unnamed primary key in default catalog and database
    List<SQLPrimaryKey> pk = new SQLPrimaryKeyBuilder().onTable(parentTable).addColumn("test_col1").build(conf);
    client.addPrimaryKey(pk);
    List<SQLForeignKey> fk = new SQLForeignKeyBuilder().fromPrimaryKey(pk).onTable(table).addColumn("test_col1").setConstraintName(constraintName).build(conf);
    client.addForeignKey(fk);
    PrimaryKeysRequest pkRqst = new PrimaryKeysRequest(parentTable.getDbName(), parentTable.getTableName());
    pkRqst.setCatName(parentTable.getCatName());
    List<SQLPrimaryKey> pkFetched = client.getPrimaryKeys(pkRqst);
    Assert.assertEquals(1, pkFetched.size());
    Assert.assertEquals(expectedCatalog(), pkFetched.get(0).getCatName());
    Assert.assertEquals(parentTable.getDbName(), pkFetched.get(0).getTable_db());
    Assert.assertEquals(parentTable.getTableName(), pkFetched.get(0).getTable_name());
    Assert.assertEquals("test_col1", pkFetched.get(0).getColumn_name());
    Assert.assertEquals(1, pkFetched.get(0).getKey_seq());
    Assert.assertTrue(pkFetched.get(0).isEnable_cstr());
    Assert.assertFalse(pkFetched.get(0).isValidate_cstr());
    Assert.assertFalse(pkFetched.get(0).isRely_cstr());
    Assert.assertEquals(parentTable.getCatName(), pkFetched.get(0).getCatName());
    ForeignKeysRequest rqst = new ForeignKeysRequest(parentTable.getDbName(), parentTable.getTableName(), table.getDbName(), table.getTableName());
    rqst.setCatName(table.getCatName());
    List<SQLForeignKey> fetched = client.getForeignKeys(rqst);
    Assert.assertEquals(1, fetched.size());
    Assert.assertEquals(table.getDbName(), fetched.get(0).getFktable_db());
    Assert.assertEquals(table.getTableName(), fetched.get(0).getFktable_name());
    Assert.assertEquals(expectedCatalog(), fetched.get(0).getCatName());
    Assert.assertEquals("test_col1", fetched.get(0).getFkcolumn_name());
    Assert.assertEquals(parentTable.getDbName(), fetched.get(0).getPktable_db());
    Assert.assertEquals(parentTable.getTableName(), fetched.get(0).getPktable_name());
    Assert.assertEquals("test_col1", fetched.get(0).getFkcolumn_name());
    Assert.assertEquals(1, fetched.get(0).getKey_seq());
    Assert.assertEquals(parentTable.getTableName() + "_primary_key", fetched.get(0).getPk_name());
    Assert.assertEquals(constraintName, fetched.get(0).getFk_name());
    String table0FkName = fetched.get(0).getFk_name();
    Assert.assertTrue(fetched.get(0).isEnable_cstr());
    Assert.assertFalse(fetched.get(0).isValidate_cstr());
    Assert.assertFalse(fetched.get(0).isRely_cstr());
    Assert.assertEquals(table.getCatName(), fetched.get(0).getCatName());
    // Drop a foreign key
    client.dropConstraint(table.getDbName(), table.getTableName(), table0FkName);
    rqst = new ForeignKeysRequest(parentTable.getDbName(), parentTable.getTableName(), table.getDbName(), table.getTableName());
    rqst.setCatName(table.getCatName());
    fetched = client.getForeignKeys(rqst);
    Assert.assertTrue(fetched.isEmpty());
}

Example 8 with ForeignKeysRequest

use of org.apache.hadoop.hive.metastore.api.ForeignKeysRequest in project hive by apache.

the class TestForeignKey method createGetDrop2Column.

@Test
public void createGetDrop2Column() throws TException {
    Table parentTable = testTables[1];
    Table table = testTables[0];
    String constraintName = "2colfk";
    // Single column unnamed primary key in default catalog and database
    List<SQLPrimaryKey> pk = new SQLPrimaryKeyBuilder().onTable(parentTable).addColumn("col1").addColumn("col2").build(metaStore.getConf());
    client.addPrimaryKey(pk);
    List<SQLForeignKey> fk = new SQLForeignKeyBuilder().fromPrimaryKey(pk).onTable(table).addColumn("col1").addColumn("col2").setConstraintName(constraintName).build(metaStore.getConf());
    client.addForeignKey(fk);
    ForeignKeysRequest rqst = new ForeignKeysRequest(parentTable.getDbName(), parentTable.getTableName(), table.getDbName(), table.getTableName());
    rqst.setCatName(table.getCatName());
    List<SQLForeignKey> fetched = client.getForeignKeys(rqst);
    Assert.assertEquals(fk, fetched);
    // Drop a foreign key
    client.dropConstraint(table.getCatName(), table.getDbName(), table.getTableName(), constraintName);
    rqst = new ForeignKeysRequest(parentTable.getDbName(), parentTable.getTableName(), table.getDbName(), table.getTableName());
    rqst.setCatName(table.getCatName());
    fetched = client.getForeignKeys(rqst);
    Assert.assertTrue(fetched.isEmpty());
    // Make sure I can add it back
    client.addForeignKey(fk);
}

Example 9 with ForeignKeysRequest

use of org.apache.hadoop.hive.metastore.api.ForeignKeysRequest in project hive by apache.

the class TestForeignKey method createTableWithConstraintsInOtherCatalog.

@Test
public void createTableWithConstraintsInOtherCatalog() throws TException {
    String constraintName = "ctwcocfk";
    Table parentTable = testTables[2];
    Table table = new TableBuilder().setTableName("table_with_constraints").inDb(inOtherCatalog).addCol("col1", "int").addCol("col2", "varchar(32)").build(metaStore.getConf());
    List<SQLPrimaryKey> pk = new SQLPrimaryKeyBuilder().onTable(parentTable).addColumn("col1").build(metaStore.getConf());
    client.addPrimaryKey(pk);
    List<SQLForeignKey> fk = new SQLForeignKeyBuilder().fromPrimaryKey(pk).onTable(table).addColumn("col1").setConstraintName(constraintName).build(metaStore.getConf());
    client.createTableWithConstraints(table, null, fk, null, null, null, null);
    ForeignKeysRequest rqst = new ForeignKeysRequest(parentTable.getDbName(), parentTable.getTableName(), table.getDbName(), table.getTableName());
    rqst.setCatName(table.getCatName());
    List<SQLForeignKey> fetched = client.getForeignKeys(rqst);
    Assert.assertEquals(fk, fetched);
}

Example 10 with ForeignKeysRequest

use of org.apache.hadoop.hive.metastore.api.ForeignKeysRequest in project hive by apache.

the class ObjectStore method getForeignKeys.

@Override
public List<SQLForeignKey> getForeignKeys(String catName, String parent_db_name, String parent_tbl_name, String foreign_db_name, String foreign_tbl_name) throws MetaException {
    ForeignKeysRequest request = new ForeignKeysRequest(parent_db_name, parent_tbl_name, foreign_db_name, foreign_tbl_name);
    request.setCatName(catName);
    return getForeignKeys(request);
}