[HIVE-12157] Support unicode for table/column names

• Type: Bug
• Status: Open
• Priority: Minor
• Resolution: Unresolved
• Affects Version/s: 1.2.1
• Assignee: hefuhua
• Reporter: richard du
• Created: 13/Oct/15 06:46
• Updated: 23/Dec/20 01:39

Description

Parser will throw exception when I use alias:
hive> desc test;
OK
a int
b string
Time taken: 0.135 seconds, Fetched: 2 row(s)
hive> select a as 行1 from test limit 10;
NoViableAltException(302@[134:7: ( ( ( KW_AS )? identifier ) | ( KW_AS LPAREN identifier ( COMMA identifier )* RPAREN ) )?])
at org.antlr.runtime.DFA.noViableAlt(DFA.java:158)
at org.antlr.runtime.DFA.predict(DFA.java:116)
at org.apache.hadoop.hive.ql.parse.HiveParser_SelectClauseParser.selectItem(HiveParser_SelectClauseParser.java:2915)
at org.apache.hadoop.hive.ql.parse.HiveParser_SelectClauseParser.selectList(HiveParser_SelectClauseParser.java:1373)
at org.apache.hadoop.hive.ql.parse.HiveParser_SelectClauseParser.selectClause(HiveParser_SelectClauseParser.java:1128)
at org.apache.hadoop.hive.ql.parse.HiveParser.selectClause(HiveParser.java:45827)
at org.apache.hadoop.hive.ql.parse.HiveParser.selectStatement(HiveParser.java:41495)
at org.apache.hadoop.hive.ql.parse.HiveParser.regularBody(HiveParser.java:41402)
at org.apache.hadoop.hive.ql.parse.HiveParser.queryStatementExpressionBody(HiveParser.java:40413)
at org.apache.hadoop.hive.ql.parse.HiveParser.queryStatementExpression(HiveParser.java:40283)
at org.apache.hadoop.hive.ql.parse.HiveParser.execStatement(HiveParser.java:1590)
at org.apache.hadoop.hive.ql.parse.HiveParser.statement(HiveParser.java:1109)
at org.apache.hadoop.hive.ql.parse.ParseDriver.parse(ParseDriver.java:202)
at org.apache.hadoop.hive.ql.parse.ParseDriver.parse(ParseDriver.java:166)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:396)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:308)
at org.apache.hadoop.hive.ql.Driver.compileInternal(Driver.java:1122)
at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1170)
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1059)
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1049)
at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:213)
at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:165)
at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:376)
at org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:736)
at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:681)
at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:621)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.hadoop.util.RunJar.run(RunJar.java:221)
at org.apache.hadoop.util.RunJar.main(RunJar.java:136)
FAILED: ParseException line 1:13 cannot recognize input near 'as' '1' 'from' in selection target

Issue Links

• is related to: IMPALA-6653 Unicode support for Kudu table names
• is related to: HIVE-18083 Support UTF8 in MySQL Metastore Backend
• links to: RB

Sub-Tasks

• Support unicode for table names: Open