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package org.voltdb;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import org.junit.Test;
import org.voltdb.VoltDB.Configuration;
import org.voltdb.client.ClientResponse;
import org.voltdb.client.ProcCallException;
import org.voltdb.compiler.VoltProjectBuilder;
import org.voltdb.utils.MiscUtils;
public class TestAdhocDropTable extends AdhocDDLTestBase {
@Test
public void testDropTableBasic() throws Exception {
String pathToCatalog = Configuration.getPathToCatalogForTest("adhocddl.jar");
String pathToDeployment = Configuration.getPathToCatalogForTest("adhocddl.xml");
VoltProjectBuilder builder = new VoltProjectBuilder();
builder.addLiteralSchema(
"create table BLAH (" +
"ID int default 0 not null, " +
"VAL varchar(32) default null," +
"PRIMARY KEY(ID));\n" +
"create table DROPME (" +
"ID int default 0 not null, " +
"VAL varchar(32) default null," +
"PRIMARY KEY(ID))\n;" +
"create table DROPME_R (" +
"ID int default 0 not null, " +
"VAL varchar(32) default null," +
"PRIMARY KEY(ID));");
builder.addPartitionInfo("BLAH", "ID");
builder.addPartitionInfo("DROPME", "ID");
builder.setUseDDLSchema(true);
boolean success = builder.compile(pathToCatalog, 2, 1, 0);
assertTrue("Schema compilation failed", success);
MiscUtils.copyFile(builder.getPathToDeployment(), pathToDeployment);
VoltDB.Configuration config = new VoltDB.Configuration();
config.m_pathToCatalog = pathToCatalog;
config.m_pathToDeployment = pathToDeployment;
try {
startSystem(config);
// Check basic drop of partitioned table that should work.
ClientResponse resp = m_client.callProcedure("@SystemCatalog", "TABLES");
System.out.println(resp.getResults()[0]);
assertTrue(findTableInSystemCatalogResults("DROPME"));
// eng7297, start with 6 rows in @Statistics table (one per table per site)
VoltTable stats = getStatWaitOnRowCount("TABLE", 6);
assertEquals(6, stats.getRowCount());
stats = getStatWaitOnRowCount("INDEX", 6);
assertEquals(6, stats.getRowCount());
try {
m_client.callProcedure("@AdHoc", "drop table DROPME;");
}
catch (ProcCallException pce) {
fail("drop table should have succeeded");
}
resp = m_client.callProcedure("@SystemCatalog", "TABLES");
System.out.println(resp.getResults()[0]);
assertFalse(findTableInSystemCatalogResults("DROPME"));
// eng7297, now only 4 rows in @Statistics table (one per table per site)
stats = getStatWaitOnRowCount("TABLE", 4);
assertEquals(4, stats.getRowCount());
stats = getStatWaitOnRowCount("INDEX", 4);
assertEquals(4, stats.getRowCount());
// Check basic drop of replicated table that should work.
resp = m_client.callProcedure("@SystemCatalog", "TABLES");
System.out.println(resp.getResults()[0]);
assertTrue(findTableInSystemCatalogResults("DROPME_R"));
try {
m_client.callProcedure("@AdHoc", "drop table DROPME_R;");
}
catch (ProcCallException pce) {
fail("drop table should have succeeded");
}
resp = m_client.callProcedure("@SystemCatalog", "TABLES");
System.out.println(resp.getResults()[0]);
assertFalse(findTableInSystemCatalogResults("DROPME_R"));
// eng7297, now only 2 rows in @Statistics table (one per table per site)
stats = getStatWaitOnRowCount("TABLE", 2);
assertEquals(2, stats.getRowCount());
stats = getStatWaitOnRowCount("INDEX", 2);
assertEquals(2, stats.getRowCount());
// Verify dropping a table that doesn't exist fails
boolean threw = false;
try {
m_client.callProcedure("@AdHoc", "drop table DROPME;");
}
catch (ProcCallException pce) {
assertTrue(pce.getMessage().contains("object not found: DROPME"));
threw = true;
}
assertTrue("Dropping bad table should have failed", threw);
// Verify dropping a table that doesn't exist is fine with IF EXISTS
threw = false;
try {
m_client.callProcedure("@AdHoc", "drop table DROPME IF EXISTS;");
}
catch (ProcCallException pce) {
threw = true;
}
assertFalse("Dropping bad table with IF EXISTS should not have failed", threw);
// ENG-7297, Drop the last table and make sure that the statistics are correct
try {
m_client.callProcedure("@AdHoc", "drop table BLAH;");
}
catch (ProcCallException pce) {
fail("drop table should have succeeded");
}
resp = m_client.callProcedure("@SystemCatalog", "TABLES");
System.out.println(resp.getResults()[0]);
assertFalse(findTableInSystemCatalogResults("BLAH"));
// eng7297, now should be zero rows in the stats
stats = getStatWaitOnRowCount("TABLE", 0);
assertEquals(0, stats.getRowCount());
stats = getStatWaitOnRowCount("INDEX", 0);
assertEquals(0, stats.getRowCount());
}
finally {
teardownSystem();
}
}
@Test
public void testDropTableWithIndexesAndProcedures() throws Exception {
String pathToCatalog = Configuration.getPathToCatalogForTest("adhocddl.jar");
String pathToDeployment = Configuration.getPathToCatalogForTest("adhocddl.xml");
VoltProjectBuilder builder = new VoltProjectBuilder();
builder.addLiteralSchema(
"create table BLAH (" +
"ID int default 0 not null, " +
"VAL varchar(32) default null," +
"PRIMARY KEY(ID));\n" +
"create table VIEWBASE (" +
"ID int default 0 not null, " +
"VAL varchar(32) default null," +
"PRIMARY KEY(ID));\n" +
"create table DROPME (" +
"ID int default 0 not null, " +
"VAL varchar(32) default null," +
"PRIMARY KEY(ID));\n" +
"create assumeunique index pkey_idx on DROPME(VAL);\n" +
"create view BLAT (VAL, TOTAL) as select VAL, COUNT(*) from VIEWBASE group by VAL;\n"
);
builder.addPartitionInfo("BLAH", "ID");
builder.addPartitionInfo("DROPME", "ID");
builder.addStmtProcedure("BLERG", "select * from BLAH where ID = ?");
builder.setUseDDLSchema(true);
boolean success = builder.compile(pathToCatalog, 2, 1, 0);
assertTrue("Schema compilation failed", success);
MiscUtils.copyFile(builder.getPathToDeployment(), pathToDeployment);
VoltDB.Configuration config = new VoltDB.Configuration();
config.m_pathToCatalog = pathToCatalog;
config.m_pathToDeployment = pathToDeployment;
try {
startSystem(config);
// Check basic drop of table with an index on it
ClientResponse resp = m_client.callProcedure("@SystemCatalog", "TABLES");
System.out.println(resp.getResults()[0]);
assertTrue(findTableInSystemCatalogResults("DROPME"));
resp = m_client.callProcedure("@SystemCatalog", "INDEXINFO");
System.out.println(resp.getResults()[0]);
assertTrue(findIndexInSystemCatalogResults("PKEY_IDX"));
try {
m_client.callProcedure("@AdHoc", "drop table DROPME;");
}
catch (ProcCallException pce) {
fail("drop table should have succeeded");
}
resp = m_client.callProcedure("@SystemCatalog", "TABLES");
System.out.println(resp.getResults()[0]);
assertFalse(findTableInSystemCatalogResults("DROPME"));
resp = m_client.callProcedure("@SystemCatalog", "INDEXINFO");
System.out.println(resp.getResults()[0]);
assertFalse(findIndexInSystemCatalogResults("PKEY_IDX"));
// Verify that we can't drop a table that a procedure depends on
resp = m_client.callProcedure("@SystemCatalog", "TABLES");
System.out.println(resp.getResults()[0]);
assertTrue(findTableInSystemCatalogResults("BLAH"));
boolean threw = false;
try {
m_client.callProcedure("@AdHoc", "drop table BLAH;");
}
catch (ProcCallException pce) {
// The error message is really confusing for this case, not sure
// how to make it better though
pce.printStackTrace();
threw = true;
}
assertTrue("Shouldn't be able to drop a table used in a procedure", threw);
resp = m_client.callProcedure("@SystemCatalog", "TABLES");
System.out.println(resp.getResults()[0]);
assertTrue(findTableInSystemCatalogResults("BLAH"));
threw = false;
try {
m_client.callProcedure("@AdHoc", "drop table VIEWBASE;");
}
catch (ProcCallException pce) {
threw = true;
}
assertTrue("Shouldn't be able to drop a table used in a view", threw);
resp = m_client.callProcedure("@SystemCatalog", "TABLES");
System.out.println(resp.getResults()[0]);
assertTrue(findTableInSystemCatalogResults("VIEWBASE"));
assertTrue(findTableInSystemCatalogResults("BLAT"));
try {
m_client.callProcedure("@AdHoc", "drop table VIEWBASE cascade;");
}
catch (ProcCallException pce) {
fail("Should be able to drop table and view with cascade");
}
resp = m_client.callProcedure("@SystemCatalog", "TABLES");
System.out.println(resp.getResults()[0]);
assertFalse(findTableInSystemCatalogResults("VIEWBASE"));
assertFalse(findTableInSystemCatalogResults("BLAT"));
}
finally {
teardownSystem();
}
}
}