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Code Issues Releases Wiki Activity

improve parser ddl support

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This commit is contained in:
wenshao
2013-03-25 11:26:03 +08:00
parent 8ae7a29ca6
commit aa7e8738f9
16 changed files with 572 additions and 3 deletions
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src/main/java/com/alibaba/druid/sql/dialect/mysql/parser/MySqlStatementParser.java
+24 -2
View File
@@ -31,8 +31,12 @@ import com.alibaba.druid.sql.ast.expr.SQLQueryExpr;
import com.alibaba.druid.sql.ast.expr.SQLVariantRefExpr;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableAddPrimaryKey;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableAlterColumn;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableDisableKeys;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableDropColumnItem;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableDropForeinKey;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableDropIndex;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableDropPrimaryKey;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableEnableKeys;
import com.alibaba.druid.sql.ast.statement.SQLColumnDefinition;
import com.alibaba.druid.sql.ast.statement.SQLCreateDatabaseStatement;
import com.alibaba.druid.sql.ast.statement.SQLCreateTableStatement;
@@ -2284,6 +2288,18 @@ public class MySqlStatementParser extends SQLStatementParser {
SQLAlterTableDropIndex item = new SQLAlterTableDropIndex();
item.setIndexName(indexName);
stmt.getItems().add(item);
} else if (lexer.token() == Token.FOREIGN) {
lexer.nextToken();
accept(Token.KEY);
SQLName indexName = this.exprParser.name();
SQLAlterTableDropForeinKey item = new SQLAlterTableDropForeinKey();
item.setIndexName(indexName);
stmt.getItems().add(item);
} else if (lexer.token() == Token.PRIMARY) {
lexer.nextToken();
accept(Token.KEY);
SQLAlterTableDropPrimaryKey item = new SQLAlterTableDropPrimaryKey();
stmt.getItems().add(item);
} else {
if (identifierEquals("COLUMN")) {
lexer.nextToken();
@@ -2293,9 +2309,15 @@ public class MySqlStatementParser extends SQLStatementParser {
stmt.getItems().add(item);
}
} else if (identifierEquals("DISABLE")) {
throw new ParserException("TODO " + lexer.token() + " " + lexer.stringVal());
lexer.nextToken();
acceptIdentifier("KEYS");
SQLAlterTableDisableKeys item = new SQLAlterTableDisableKeys();
stmt.getItems().add(item);
} else if (identifierEquals("ENABLE")) {
throw new ParserException("TODO " + lexer.token() + " " + lexer.stringVal());
lexer.nextToken();
acceptIdentifier("KEYS");
SQLAlterTableEnableKeys item = new SQLAlterTableEnableKeys();
stmt.getItems().add(item);
} else if (identifierEquals("RENAME")) {
lexer.nextToken();
MySqlRenameTableStatement renameStmt = new MySqlRenameTableStatement();
src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlSchemaStatVisitor.java
-1
View File
@@ -22,7 +22,6 @@ import com.alibaba.druid.sql.ast.expr.SQLIdentifierExpr;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableAddColumn;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableItem;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableStatement;
import com.alibaba.druid.sql.ast.statement.SQLColumnDefinition;
import com.alibaba.druid.sql.ast.statement.SQLCreateTableStatement;
import com.alibaba.druid.sql.ast.statement.SQLDropTableStatement;
import com.alibaba.druid.sql.ast.statement.SQLExprTableSource;