[incubator-iotdb] branch dev_TTL updated: update antlr files

[jiangtian]

This is an automated email from the ASF dual-hosted git repository.

jiangtian pushed a commit to branch dev_TTL
in repository https://gitbox.apache.org/repos/asf/incubator-iotdb.git


The following commit(s) were added to refs/heads/dev_TTL by this push:
     new c456dad  update antlr files
c456dad is described below

commit c456dadf7eca683abcc26002bff97d3cad121ab4
Author: jt <jt2594...@163.com>
AuthorDate: Thu Sep 12 17:58:33 2019 +0800

    update antlr files
---
 .../antlr3/org/apache/iotdb/db/sql/parse/TSLexer.g |  2 ++
 .../org/apache/iotdb/db/sql/parse/TSParser.g       | 23 ++++++++++++++++++++++
 2 files changed, 25 insertions(+)

diff --git a/server/src/main/antlr3/org/apache/iotdb/db/sql/parse/TSLexer.g 
b/server/src/main/antlr3/org/apache/iotdb/db/sql/parse/TSLexer.g
index 1d65efa..cbfe520 100644
--- a/server/src/main/antlr3/org/apache/iotdb/db/sql/parse/TSLexer.g
+++ b/server/src/main/antlr3/org/apache/iotdb/db/sql/parse/TSLexer.g
@@ -77,6 +77,7 @@ KW_INDEX: 'INDEX';
 KW_INTO: 'INTO';
 KW_WITH: 'WITH';
 KW_SET: 'SET';
+KW_UNSER: 'UNSET';
 KW_DELETE: 'DELETE';
 KW_UPDATE: 'UPDATE';
 KW_VALUES: 'VALUES';
@@ -94,6 +95,7 @@ KW_USING: 'USING';
 KW_LIST: 'LIST';
 KW_OF: 'OF';
 KW_ALL: 'ALL';
+KW_TTL: 'TTL';
 
 KW_WATERMARK_EMBEDDING : 'WATERMARK_EMBEDDING';
 
diff --git a/server/src/main/antlr3/org/apache/iotdb/db/sql/parse/TSParser.g 
b/server/src/main/antlr3/org/apache/iotdb/db/sql/parse/TSParser.g
index bca8cdd..9e7ce88 100644
--- a/server/src/main/antlr3/org/apache/iotdb/db/sql/parse/TSParser.g
+++ b/server/src/main/antlr3/org/apache/iotdb/db/sql/parse/TSParser.g
@@ -78,6 +78,7 @@ TOK_SLIMIT;
 TOK_SOFFSET;
 TOK_LIMIT;
 TOK_FLOAT_COMB;
+TOK_TTL;
 
 TOK_GRANT_WATERMARK_EMBEDDING;
 TOK_REVOKE_WATERMARK_EMBEDDING;
@@ -96,6 +97,7 @@ TOK_COMPRESSOR;
 TOK_CLAUSE;
 TOK_TIMESERIES;
 TOK_SET;
+TOK_UNSET;
 TOK_ADD;
 TOK_PROPERTY;
 TOK_LABEL;
@@ -182,12 +184,14 @@ ArrayList<ParseError> errors = new 
ArrayList<ParseError>();
         xlateMap.put("KW_FUNCTION", "FUNCTION");
         xlateMap.put("KW_WITH", "WITH");
         xlateMap.put("KW_SET", "SET");
+        xlateMap.put("KW_UNSET", "UNSET");
         xlateMap.put("KW_UPDATE", "UPDATE");
         xlateMap.put("KW_VALUES", "VALUES");
         xlateMap.put("KW_KEY", "KEY");
         xlateMap.put("KW_ENABLE", "ENABLE");
         xlateMap.put("KW_DISABLE", "DISABLE");
         xlateMap.put("KW_ALL", "ALL");
+        xlateMap.put("KW_TTL", "TTL");
 
         // Operators
         xlateMap.put("DOT", ".");
@@ -362,6 +366,7 @@ execStatement
     | indexStatement
     | quitStatement
     | listStatement
+    | ttlStatement
     ;
 
 
@@ -902,4 +907,22 @@ constant
     : number
     | StringLiteral
     | dateFormat
+    ;
+
+ttlStatement
+    :
+    setTTLStatement
+    | unsetTTLStatement
+    ;
+
+setTTLStatement
+    :
+    KW_SET KW_TTL KW_TO path=prefixPath time=DATETIME
+    -> ^(TOK_TTL TOK_SET $path $time)
+    ;
+
+unsetTTLStatement
+    :
+     KW_UNSET KW_TTL KW_TO path=prefixPath
+    -> ^(TOK_TTL TOK_UNSET $path)
     ;
\ No newline at end of file