public boolean visit(SQLColumnDefinition x) {
MySqlSQLColumnDefinition mysqlColumn = null;
if (x instanceof MySqlSQLColumnDefinition) {
mysqlColumn = (MySqlSQLColumnDefinition) x;
}
x.getName().accept(this);
print(' ');
x.getDataType().accept(this);
if (x.getDefaultExpr() != null) {
print(" DEFAULT ");
x.getDefaultExpr().accept(this);
}
if (mysqlColumn != null && mysqlColumn.isAutoIncrement()) {
print(" AUTO_INCREMENT");
}
for (SQLColumnConstraint item : x.getConstaints()) {
print(' ');
item.accept(this);
}
return false;
}
public SQLColumnDefinition parseColumnRest(SQLColumnDefinition column) {
if (lexer.token() == Token.ON) {
lexer.nextToken();
accept(Token.UPDATE);
SQLExpr expr = this.expr();
((MySqlSQLColumnDefinition) column).setOnUpdate(expr);
}
if (identifierEquals("AUTO_INCREMENT")) {
lexer.nextToken();
if (column instanceof MySqlSQLColumnDefinition) {
((MySqlSQLColumnDefinition) column).setAutoIncrement(true);
}
return parseColumnRest(column);
}
if (identifierEquals("precision")
&& column.getDataType().getName().equalsIgnoreCase("double")) {
lexer.nextToken();
}
if (identifierEquals("PARTITION")) {
throw new ParserException("syntax error " + lexer.token() + " " + lexer.stringVal());
}
if (identifierEquals("COMMENT")) {
lexer.nextToken();
column.setComment(lexer.stringVal());
accept(Token.LITERAL_CHARS);
}
super.parseColumnRest(column);
return column;
}
@Override
public boolean visit(SQLAlterTableAddColumn x) {
SQLAlterTableStatement stmt = (SQLAlterTableStatement) x.getParent();
String table = stmt.getName().toString();
for (SQLColumnDefinition column : x.getColumns()) {
String columnName = column.getName().toString();
addColumn(table, columnName);
}
return false;
}
public boolean visit(SQLColumnDefinition x) {
String tableName = null;
{
SQLObject parent = x.getParent();
if (parent instanceof SQLCreateTableStatement) {
tableName = ((SQLCreateTableStatement) parent).getName().toString();
}
}
if (tableName == null) {
return true;
}
String columnName = x.getName().toString();
addColumn(tableName, columnName);
return false;
}
public SQLColumnDefinition parseColumnRest(SQLColumnDefinition column) {
column = super.parseColumnRest(column);
if (lexer.token() == Token.ENABLE) {
lexer.nextToken();
column.setEnable(Boolean.TRUE);
}
return column;
}
