private List<String> executeDDL(
String ddlFileName,
@Nullable String dataFileName,
boolean isLocalTable,
@Nullable String[] args)
throws Exception {
Path ddlFilePath = new Path(currentQueryPath, ddlFileName);
FileSystem fs = ddlFilePath.getFileSystem(conf);
assertTrue(ddlFilePath + " existence check", fs.exists(ddlFilePath));
String template = FileUtil.readTextFile(new File(ddlFilePath.toUri()));
String dataFilePath = null;
if (dataFileName != null) {
dataFilePath = getDataSetFile(dataFileName).toString();
}
String compiled = compileTemplate(template, dataFilePath, args);
List<ParsedResult> parsedResults = SimpleParser.parseScript(compiled);
List<String> createdTableNames = new ArrayList<String>();
for (ParsedResult parsedResult : parsedResults) {
// parse a statement
Expr expr = sqlParser.parse(parsedResult.getStatement());
assertNotNull(ddlFilePath + " cannot be parsed", expr);
if (expr.getType() == OpType.CreateTable) {
CreateTable createTable = (CreateTable) expr;
String tableName = createTable.getTableName();
assertTrue("Table creation is failed.", client.updateQuery(parsedResult.getStatement()));
TableDesc createdTable = client.getTableDesc(tableName);
String createdTableName = createdTable.getName();
assertTrue(
"table '" + createdTableName + "' creation check", client.existTable(createdTableName));
if (isLocalTable) {
createdTableGlobalSet.add(createdTableName);
createdTableNames.add(tableName);
}
} else if (expr.getType() == OpType.DropTable) {
DropTable dropTable = (DropTable) expr;
String tableName = dropTable.getTableName();
assertTrue(
"table '" + tableName + "' existence check",
client.existTable(CatalogUtil.buildFQName(currentDatabase, tableName)));
assertTrue("table drop is failed.", client.updateQuery(parsedResult.getStatement()));
assertFalse(
"table '" + tableName + "' dropped check",
client.existTable(CatalogUtil.buildFQName(currentDatabase, tableName)));
if (isLocalTable) {
createdTableGlobalSet.remove(tableName);
}
} else {
assertTrue(ddlFilePath + " is not a Create or Drop Table statement", false);
}
}
return createdTableNames;
}
@Override
public Object clone() throws CloneNotSupportedException {
CreateTable createTable = (CreateTable) super.clone();
createTable.external = external;
createTable.tableName = tableName;
if (tableElements != null) {
createTable.tableElements = new ColumnDefinition[tableElements.length];
for (int i = 0; i < tableElements.length; i++) {
createTable.tableElements[i] = (ColumnDefinition) tableElements[i].clone();
}
}
createTable.storageType = storageType;
createTable.location = location;
createTable.subquery = subquery;
if (params != null) {
createTable.params = new HashMap<>(params);
}
if (partition != null) {
createTable.partition = (PartitionMethodDescExpr) partition.clone();
}
createTable.ifNotExists = ifNotExists;
return createTable;
}