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Code Issues Releases Wiki Activity

improve sql parser

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This commit is contained in:
wenshao
2013-04-17 02:29:06 +08:00
parent 339e65c4de
commit 2eeaad24e4
7 changed files with 139 additions and 3 deletions
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src/main/java/com/alibaba/druid/sql/dialect/mysql/parser/MySqlStatementParser.java
+11 -3
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@@ -38,6 +38,7 @@ 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.SQLAlterTableEnableConstraint;
import com.alibaba.druid.sql.ast.statement.SQLAlterTableEnableKeys;
import com.alibaba.druid.sql.ast.statement.SQLColumnDefinition;
import com.alibaba.druid.sql.ast.statement.SQLCreateDatabaseStatement;
@@ -2382,9 +2383,16 @@ public class MySqlStatementParser extends SQLStatementParser {
}
} else if (identifierEquals("ENABLE")) {
lexer.nextToken();
acceptIdentifier("KEYS");
SQLAlterTableEnableKeys item = new SQLAlterTableEnableKeys();
stmt.getItems().add(item);
if (lexer.token() == Token.CONSTRAINT) {
lexer.nextToken();
SQLAlterTableEnableConstraint item = new SQLAlterTableEnableConstraint();
item.setConstraintName(this.exprParser.name());
stmt.getItems().add(item);
} else {
acceptIdentifier("KEYS");
SQLAlterTableEnableKeys item = new SQLAlterTableEnableKeys();
stmt.getItems().add(item);
}
} else if (identifierEquals("RENAME")) {
lexer.nextToken();
MySqlRenameTableStatement renameStmt = new MySqlRenameTableStatement();