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Code Issues Releases Wiki Activity

sql parser support create database

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温少
2012-06-02 19:43:11 +08:00
parent 9a9aa1625c
commit 3e68ac4161
14 changed files with 312 additions and 149 deletions
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src/main/java/com/alibaba/druid/sql/parser/Keywords.java
+86 -67
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@@ -17,6 +17,7 @@ package com.alibaba.druid.sql.parser;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
/**
* @author wenshao<szujobs@hotmail.com>
@@ -29,78 +30,92 @@ public class Keywords {
static {
Map<String, Token> map = new HashMap<String, Token>();
map.put("EXISTS", Token.EXISTS);
map.put("THEN", Token.THEN);
map.put("AS", Token.AS);
map.put("GROUP", Token.GROUP);
map.put("BY", Token.BY);
map.put("HAVING", Token.HAVING);
map.put("DELETE", Token.DELETE);
map.put("ORDER", Token.ORDER);
map.put("INDEX", Token.INDEX);
map.put("FOR", Token.FOR);
map.put("SCHEMA", Token.SCHEMA);
map.put("FOREIGN", Token.FOREIGN);
map.put("REFERENCES", Token.REFERENCES);
map.put("CHECK", Token.CHECK);
map.put("PRIMARY", Token.PRIMARY);
map.put("KEY", Token.KEY);
map.put("CONSTRAINT", Token.CONSTRAINT);
map.put("DEFAULT", Token.DEFAULT);
map.put("VIEW", Token.VIEW);
map.put("CREATE", Token.CREATE);
map.put("VALUES", Token.VALUES);
map.put("ALTER", Token.ALTER);
map.put("TABLE", Token.TABLE);
map.put("DROP", Token.DROP);
map.put("SET", Token.SET);
map.put("INTO", Token.INTO);
map.put("UPDATE", Token.UPDATE);
map.put("NULL", Token.NULL);
map.put("IS", Token.IS);
map.put("NOT", Token.NOT);
map.put("SELECT", Token.SELECT);
map.put("INSERT", Token.INSERT);
map.put("FROM", Token.FROM);
map.put("WHERE", Token.WHERE);
map.put("AND", Token.AND);
map.put("OR", Token.OR);
map.put("XOR", Token.XOR);
map.put("DISTINCT", Token.DISTINCT);
map.put("UNIQUE", Token.UNIQUE);
map.put("ALL", Token.ALL);
map.put("UNION", Token.UNION);
map.put("INTERSECT", Token.INTERSECT);
map.put("MINUS", Token.MINUS);
map.put("INNER", Token.INNER);
map.put("LEFT", Token.LEFT);
map.put("RIGHT", Token.RIGHT);
map.put("FULL", Token.FULL);
map.put("ON", Token.ON);
map.put("OUTER", Token.OUTER);
map.put("JOIN", Token.JOIN);
map.put("NEW", Token.NEW);
map.put("CASE", Token.CASE);
map.put("WHEN", Token.WHEN);
map.put("END", Token.END);
map.put("WHEN", Token.WHEN);
map.put("ELSE", Token.ELSE);
map.put("EXISTS", Token.EXISTS);
map.put("CAST", Token.CAST);
map.put("IN", Token.IN);
map.put("ASC", Token.ASC);
map.put("DESC", Token.DESC);
map.put("LIKE", Token.LIKE);
map.put("ESCAPE", Token.ESCAPE);
map.put("BETWEEN", Token.BETWEEN);
map.put("INTERVAL", Token.INTERVAL);
map.put("LOCK", Token.LOCK);
map.put("SOME", Token.SOME);
map.put("ALTER", Token.ALTER);
map.put("AND", Token.AND);
map.put("ANY", Token.ANY);
map.put("AS", Token.AS);
map.put("ASC", Token.ASC);
map.put("BETWEEN", Token.BETWEEN);
map.put("BY", Token.BY);
map.put("CASE", Token.CASE);
map.put("CAST", Token.CAST);
map.put("CHECK", Token.CHECK);
map.put("CONSTRAINT", Token.CONSTRAINT);
map.put("CREATE", Token.CREATE);
map.put("DATABASE", Token.DATABASE);
map.put("DEFAULT", Token.DEFAULT);
map.put("DELETE", Token.DELETE);
map.put("DESC", Token.DESC);
map.put("DISTINCT", Token.DISTINCT);
map.put("DROP", Token.DROP);
map.put("ELSE", Token.ELSE);
map.put("END", Token.END);
map.put("ESCAPE", Token.ESCAPE);
map.put("EXISTS", Token.EXISTS);
map.put("FOR", Token.FOR);
map.put("FOREIGN", Token.FOREIGN);
map.put("FROM", Token.FROM);
map.put("FULL", Token.FULL);
map.put("GROUP", Token.GROUP);
map.put("HAVING", Token.HAVING);
map.put("IN", Token.IN);
map.put("INDEX", Token.INDEX);
map.put("INNER", Token.INNER);
map.put("INSERT", Token.INSERT);
map.put("INTERSECT", Token.INTERSECT);
map.put("INTERVAL", Token.INTERVAL);
map.put("INTO", Token.INTO);
map.put("IS", Token.IS);
map.put("JOIN", Token.JOIN);
map.put("KEY", Token.KEY);
map.put("LEFT", Token.LEFT);
map.put("LIKE", Token.LIKE);
map.put("LOCK", Token.LOCK);
map.put("MINUS", Token.MINUS);
map.put("NEW", Token.NEW);
map.put("NOT", Token.NOT);
map.put("NULL", Token.NULL);
map.put("ON", Token.ON);
map.put("OR", Token.OR);
map.put("ORDER", Token.ORDER);
map.put("OUTER", Token.OUTER);
map.put("PRIMARY", Token.PRIMARY);
map.put("REFERENCES", Token.REFERENCES);
map.put("RIGHT", Token.RIGHT);
map.put("SCHEMA", Token.SCHEMA);
map.put("SELECT", Token.SELECT);
map.put("SET", Token.SET);
map.put("SOME", Token.SOME);
map.put("TABLE", Token.TABLE);
map.put("THEN", Token.THEN);
map.put("TRUNCATE", Token.TRUNCATE);
map.put("UNION", Token.UNION);
map.put("UNIQUE", Token.UNIQUE);
map.put("UPDATE", Token.UPDATE);
map.put("VALUES", Token.VALUES);
map.put("VIEW", Token.VIEW);
map.put("WHEN", Token.WHEN);
map.put("WHERE", Token.WHERE);
map.put("XOR", Token.XOR);
DEFAULT_KEYWORDS = new Keywords(map);
}
public boolean containsValue(Token token) {
return this.keywords.containsValue(token);
}
@@ -114,4 +129,8 @@ public class Keywords {
return keywords.get(key);
}
public Map<String, Token> getKeywords() {
return keywords;
}
}
src/main/java/com/alibaba/druid/sql/parser/SQLStatementParser.java
+15
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@@ -25,6 +25,7 @@ import com.alibaba.druid.sql.ast.expr.SQLQueryExpr;
import com.alibaba.druid.sql.ast.statement.SQLAssignItem;
import com.alibaba.druid.sql.ast.statement.SQLCallStatement;
import com.alibaba.druid.sql.ast.statement.SQLCommentStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateDatabaseStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateTableStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateViewStatement;
import com.alibaba.druid.sql.ast.statement.SQLDeleteStatement;
@@ -478,10 +479,24 @@ public class SQLStatementParser extends SQLParser {
// lexer.reset(mark_bp, mark_ch, Token.CREATE);
throw new ParserException("TODO " + lexer.token() + " " + lexer.stringVal());
} else if (token == Token.DATABASE) {
return parseCreateDatabase();
}
throw new ParserException("TODO " + lexer.token());
}
public SQLStatement parseCreateDatabase() {
if (lexer.token() == Token.CREATE) {
lexer.nextToken();
}
accept(Token.DATABASE);
SQLCreateDatabaseStatement stmt = new SQLCreateDatabaseStatement();
stmt.setName(this.exprParser.name());
return stmt;
}
public SQLStatement parseCreateProcedure() {
throw new ParserException("TODO " + lexer.token());
src/main/java/com/alibaba/druid/sql/parser/Token.java
+1
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@@ -69,6 +69,7 @@ public enum Token {
CAST("CAST"),
COLUMN("COLUMN"),
USE("USE"),
DATABASE("DATABASE"),
AND("AND"),
OR("OR"),