public String getInsertClause() {
String insertString = "";
ASTNode destTree = qb.getParseInfo().getDestForClause(clauseName);
if (destTree != null
&& ((ASTNode) (destTree.getChild(0))).getToken().getType() != TOK_TMP_FILE) {
insertString =
"INSERT OVERWRITE" + HQLParser.getString(qb.getParseInfo().getDestForClause(clauseName));
}
return insertString;
}
boolean isCubeMeasure(ASTNode node) {
String tabname = null;
String colname;
int nodeType = node.getToken().getType();
if (!(nodeType == HiveParser.TOK_TABLE_OR_COL || nodeType == HiveParser.DOT)) {
return false;
}
if (nodeType == HiveParser.TOK_TABLE_OR_COL) {
colname = ((ASTNode) node.getChild(0)).getText();
} else {
// node in 'alias.column' format
ASTNode tabident = HQLParser.findNodeByPath(node, TOK_TABLE_OR_COL, Identifier);
ASTNode colIdent = (ASTNode) node.getChild(1);
colname = colIdent.getText();
tabname = tabident.getText();
}
String msrname = StringUtils.isBlank(tabname) ? colname : tabname + "." + colname;
return isCubeMeasure(msrname);
}
