xxq250
/
homework-jianmu
1
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Wiki Activity

Merge pull request #22453 from taosdata/feat/TD-25685 

feat: support column comment
This commit is contained in:
dapan1121 2023-08-17 14:23:54 +08:00 committed by GitHub
parent 519c57cc55 16754b5ac1
commit 0e10e94a40
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
14 changed files with 2813 additions and 2661 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
include/common/tmsg.h
View File

@ -231,6 +231,7 @@ typedef struct SField {
uint8_t type;
int8_t flags;
int32_t bytes;
char comment[TSDB_COL_COMMENT_LEN];
} SField;
typedef struct SRetention {
@ -309,6 +310,7 @@ struct SSchema {
col_id_t colId;
int32_t bytes;
char name[TSDB_COL_NAME_LEN];
char comment[TSDB_COL_COMMENT_LEN];
};
struct SSchema2 {
@ -2387,6 +2389,9 @@ typedef struct {
int8_t type;
int8_t flags;
int32_t bytes;
bool hasColComment;
char* colComment;
int32_t colCommentLen;
// TSDB_ALTER_TABLE_DROP_COLUMN
// TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES
int8_t colModType;

236
include/common/ttokendef.h
View File

@ -16,105 +16,105 @@
#ifndef _TD_COMMON_TOKEN_H_
#define _TD_COMMON_TOKEN_H_
#define TK_OR 1
#define TK_AND 2
#define TK_UNION 3
#define TK_ALL 4
#define TK_MINUS 5
#define TK_EXCEPT 6
#define TK_INTERSECT 7
#define TK_NK_BITAND 8
#define TK_NK_BITOR 9
#define TK_NK_LSHIFT 10
#define TK_NK_RSHIFT 11
#define TK_NK_PLUS 12
#define TK_NK_MINUS 13
#define TK_NK_STAR 14
#define TK_NK_SLASH 15
#define TK_NK_REM 16
#define TK_NK_CONCAT 17
#define TK_CREATE 18
#define TK_ACCOUNT 19
#define TK_NK_ID 20
#define TK_PASS 21
#define TK_NK_STRING 22
#define TK_ALTER 23
#define TK_PPS 24
#define TK_TSERIES 25
#define TK_STORAGE 26
#define TK_STREAMS 27
#define TK_QTIME 28
#define TK_DBS 29
#define TK_USERS 30
#define TK_CONNS 31
#define TK_STATE 32
#define TK_USER 33
#define TK_ENABLE 34
#define TK_NK_INTEGER 35
#define TK_SYSINFO 36
#define TK_DROP 37
#define TK_GRANT 38
#define TK_ON 39
#define TK_TO 40
#define TK_REVOKE 41
#define TK_FROM 42
#define TK_SUBSCRIBE 43
#define TK_NK_COMMA 44
#define TK_READ 45
#define TK_WRITE 46
#define TK_NK_DOT 47
#define TK_WITH 48
#define TK_DNODE 49
#define TK_PORT 50
#define TK_DNODES 51
#define TK_RESTORE 52
#define TK_NK_IPTOKEN 53
#define TK_FORCE 54
#define TK_UNSAFE 55
#define TK_LOCAL 56
#define TK_QNODE 57
#define TK_BNODE 58
#define TK_SNODE 59
#define TK_MNODE 60
#define TK_VNODE 61
#define TK_DATABASE 62
#define TK_USE 63
#define TK_FLUSH 64
#define TK_TRIM 65
#define TK_COMPACT 66
#define TK_IF 67
#define TK_NOT 68
#define TK_EXISTS 69
#define TK_BUFFER 70
#define TK_CACHEMODEL 71
#define TK_CACHESIZE 72
#define TK_COMP 73
#define TK_DURATION 74
#define TK_NK_VARIABLE 75
#define TK_MAXROWS 76
#define TK_MINROWS 77
#define TK_KEEP 78
#define TK_PAGES 79
#define TK_PAGESIZE 80
#define TK_TSDB_PAGESIZE 81
#define TK_PRECISION 82
#define TK_REPLICA 83
#define TK_VGROUPS 84
#define TK_SINGLE_STABLE 85
#define TK_RETENTIONS 86
#define TK_SCHEMALESS 87
#define TK_WAL_LEVEL 88
#define TK_WAL_FSYNC_PERIOD 89
#define TK_WAL_RETENTION_PERIOD 90
#define TK_WAL_RETENTION_SIZE 91
#define TK_WAL_ROLL_PERIOD 92
#define TK_WAL_SEGMENT_SIZE 93
#define TK_STT_TRIGGER 94
#define TK_TABLE_PREFIX 95
#define TK_TABLE_SUFFIX 96
#define TK_NK_COLON 97
#define TK_MAX_SPEED 98
#define TK_START 99
#define TK_OR 1
#define TK_AND 2
#define TK_UNION 3
#define TK_ALL 4
#define TK_MINUS 5
#define TK_EXCEPT 6
#define TK_INTERSECT 7
#define TK_NK_BITAND 8
#define TK_NK_BITOR 9
#define TK_NK_LSHIFT 10
#define TK_NK_RSHIFT 11
#define TK_NK_PLUS 12
#define TK_NK_MINUS 13
#define TK_NK_STAR 14
#define TK_NK_SLASH 15
#define TK_NK_REM 16
#define TK_NK_CONCAT 17
#define TK_CREATE 18
#define TK_ACCOUNT 19
#define TK_NK_ID 20
#define TK_PASS 21
#define TK_NK_STRING 22
#define TK_ALTER 23
#define TK_PPS 24
#define TK_TSERIES 25
#define TK_STORAGE 26
#define TK_STREAMS 27
#define TK_QTIME 28
#define TK_DBS 29
#define TK_USERS 30
#define TK_CONNS 31
#define TK_STATE 32
#define TK_USER 33
#define TK_ENABLE 34
#define TK_NK_INTEGER 35
#define TK_SYSINFO 36
#define TK_DROP 37
#define TK_GRANT 38
#define TK_ON 39
#define TK_TO 40
#define TK_REVOKE 41
#define TK_FROM 42
#define TK_SUBSCRIBE 43
#define TK_NK_COMMA 44
#define TK_READ 45
#define TK_WRITE 46
#define TK_NK_DOT 47
#define TK_WITH 48
#define TK_DNODE 49
#define TK_PORT 50
#define TK_DNODES 51
#define TK_RESTORE 52
#define TK_NK_IPTOKEN 53
#define TK_FORCE 54
#define TK_UNSAFE 55
#define TK_LOCAL 56
#define TK_QNODE 57
#define TK_BNODE 58
#define TK_SNODE 59
#define TK_MNODE 60
#define TK_VNODE 61
#define TK_DATABASE 62
#define TK_USE 63
#define TK_FLUSH 64
#define TK_TRIM 65
#define TK_COMPACT 66
#define TK_IF 67
#define TK_NOT 68
#define TK_EXISTS 69
#define TK_BUFFER 70
#define TK_CACHEMODEL 71
#define TK_CACHESIZE 72
#define TK_COMP 73
#define TK_DURATION 74
#define TK_NK_VARIABLE 75
#define TK_MAXROWS 76
#define TK_MINROWS 77
#define TK_KEEP 78
#define TK_PAGES 79
#define TK_PAGESIZE 80
#define TK_TSDB_PAGESIZE 81
#define TK_PRECISION 82
#define TK_REPLICA 83
#define TK_VGROUPS 84
#define TK_SINGLE_STABLE 85
#define TK_RETENTIONS 86
#define TK_SCHEMALESS 87
#define TK_WAL_LEVEL 88
#define TK_WAL_FSYNC_PERIOD 89
#define TK_WAL_RETENTION_PERIOD 90
#define TK_WAL_RETENTION_SIZE 91
#define TK_WAL_ROLL_PERIOD 92
#define TK_WAL_SEGMENT_SIZE 93
#define TK_STT_TRIGGER 94
#define TK_TABLE_PREFIX 95
#define TK_TABLE_SUFFIX 96
#define TK_NK_COLON 97
#define TK_MAX_SPEED 98
#define TK_START 99
#define TK_TIMESTAMP 100
#define TK_END 101
#define TK_TABLE 102
@ -130,25 +130,25 @@
#define TK_NK_EQ 112
#define TK_USING 113
#define TK_TAGS 114
#define TK_BOOL 115
#define TK_TINYINT 116
#define TK_SMALLINT 117
#define TK_INT 118
#define TK_INTEGER 119
#define TK_BIGINT 120
#define TK_FLOAT 121
#define TK_DOUBLE 122
#define TK_BINARY 123
#define TK_NCHAR 124
#define TK_UNSIGNED 125
#define TK_JSON 126
#define TK_VARCHAR 127
#define TK_MEDIUMBLOB 128
#define TK_BLOB 129
#define TK_VARBINARY 130
#define TK_GEOMETRY 131
#define TK_DECIMAL 132
#define TK_COMMENT 133
#define TK_COMMENT 115
#define TK_BOOL 116
#define TK_TINYINT 117
#define TK_SMALLINT 118
#define TK_INT 119
#define TK_INTEGER 120
#define TK_BIGINT 121
#define TK_FLOAT 122
#define TK_DOUBLE 123
#define TK_BINARY 124
#define TK_NCHAR 125
#define TK_UNSIGNED 126
#define TK_JSON 127
#define TK_VARCHAR 128
#define TK_MEDIUMBLOB 129
#define TK_BLOB 130
#define TK_VARBINARY 131
#define TK_GEOMETRY 132
#define TK_DECIMAL 133
#define TK_MAX_DELAY 134
#define TK_WATERMARK 135
#define TK_ROLLUP 136

12
include/libs/nodes/cmdnodes.h
View File

@ -23,10 +23,11 @@ extern "C" {
#include "query.h"
#include "querynodes.h"
#define DESCRIBE_RESULT_COLS 4
#define DESCRIBE_RESULT_FIELD_LEN (TSDB_COL_NAME_LEN - 1 + VARSTR_HEADER_SIZE)
#define DESCRIBE_RESULT_TYPE_LEN (20 + VARSTR_HEADER_SIZE)
#define DESCRIBE_RESULT_NOTE_LEN (8 + VARSTR_HEADER_SIZE)
#define DESCRIBE_RESULT_COLS 5
#define DESCRIBE_RESULT_FIELD_LEN (TSDB_COL_NAME_LEN - 1 + VARSTR_HEADER_SIZE)
#define DESCRIBE_RESULT_TYPE_LEN (20 + VARSTR_HEADER_SIZE)
#define DESCRIBE_RESULT_NOTE_LEN (8 + VARSTR_HEADER_SIZE)
#define DESCRIBE_RESULT_COL_COMMENT_LEN (TSDB_COL_COMMENT_LEN)
#define SHOW_CREATE_DB_RESULT_COLS 2
#define SHOW_CREATE_DB_RESULT_FIELD1_LEN (TSDB_DB_NAME_LEN + VARSTR_HEADER_SIZE)
@ -155,7 +156,7 @@ typedef struct SColumnDefNode {
ENodeType type;
char colName[TSDB_COL_NAME_LEN];
SDataType dataType;
char comments[TSDB_TB_COMMENT_LEN];
char comments[TSDB_COL_COMMENT_LEN];
bool sma;
} SColumnDefNode;
@ -214,6 +215,7 @@ typedef struct SAlterTableStmt {
char newColName[TSDB_COL_NAME_LEN];
STableOptions* pOptions;
SDataType dataType;
char colComment[TSDB_COL_COMMENT_LEN];
SValueNode* pVal;
} SAlterTableStmt;

1
include/util/tdef.h
View File

@ -230,6 +230,7 @@ typedef enum ELogicConditionType {
#define TSDB_APP_NAME_LEN TSDB_UNI_LEN
#define TSDB_TB_COMMENT_LEN 1025
#define TSDB_COL_COMMENT_LEN 1025
#define TSDB_QUERY_ID_LEN 26
#define TSDB_TRANS_OPER_LEN 16

8
source/common/src/tmsg.c
View File

@ -534,6 +534,7 @@ int32_t tSerializeSMCreateStbReq(void *buf, int32_t bufLen, SMCreateStbReq *pReq
if (tEncodeI8(&encoder, pField->flags) < 0) return -1;
if (tEncodeI32(&encoder, pField->bytes) < 0) return -1;
if (tEncodeCStr(&encoder, pField->name) < 0) return -1;
if (tEncodeCStr(&encoder, pField->comment) < 0) return -1;
}
for (int32_t i = 0; i < pReq->numOfTags; ++i) {
@ -542,6 +543,7 @@ int32_t tSerializeSMCreateStbReq(void *buf, int32_t bufLen, SMCreateStbReq *pReq
if (tEncodeI8(&encoder, pField->flags) < 0) return -1;
if (tEncodeI32(&encoder, pField->bytes) < 0) return -1;
if (tEncodeCStr(&encoder, pField->name) < 0) return -1;
if (tEncodeCStr(&encoder, pField->comment) < 0) return -1;
}
for (int32_t i = 0; i < pReq->numOfFuncs; ++i) {
@ -608,6 +610,7 @@ int32_t tDeserializeSMCreateStbReq(void *buf, int32_t bufLen, SMCreateStbReq *pR
if (tDecodeI8(&decoder, &field.flags) < 0) return -1;
if (tDecodeI32(&decoder, &field.bytes) < 0) return -1;
if (tDecodeCStrTo(&decoder, field.name) < 0) return -1;
if (tDecodeCStrTo(&decoder, field.comment) < 0) return -1;
if (taosArrayPush(pReq->pColumns, &field) == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return -1;
@ -620,6 +623,7 @@ int32_t tDeserializeSMCreateStbReq(void *buf, int32_t bufLen, SMCreateStbReq *pR
if (tDecodeI8(&decoder, &field.flags) < 0) return -1;
if (tDecodeI32(&decoder, &field.bytes) < 0) return -1;
if (tDecodeCStrTo(&decoder, field.name) < 0) return -1;
if (tDecodeCStrTo(&decoder, field.comment) < 0) return -1;
if (taosArrayPush(pReq->pTags, &field) == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return -1;
@ -2301,7 +2305,7 @@ int32_t tDeserializeSTableCfgRsp(void *buf, int32_t bufLen, STableCfgRsp *pRsp)
}
int32_t totalCols = pRsp->numOfTags + pRsp->numOfColumns;
pRsp->pSchemas = taosMemoryMalloc(sizeof(SSchema) * totalCols);
pRsp->pSchemas = taosMemoryCalloc(totalCols, sizeof(SSchema));
if (pRsp->pSchemas == NULL) return -1;
for (int32_t i = 0; i < totalCols; ++i) {
@ -3684,7 +3688,7 @@ static int32_t tDecodeSTableMetaRsp(SDecoder *pDecoder, STableMetaRsp *pRsp) {
int32_t totalCols = pRsp->numOfTags + pRsp->numOfColumns;
if (totalCols > 0) {
pRsp->pSchemas = taosMemoryMalloc(sizeof(SSchema) * totalCols);
pRsp->pSchemas = taosMemoryCalloc(totalCols, sizeof(SSchema));
if (pRsp->pSchemas == NULL) return -1;
for (int32_t i = 0; i < totalCols; ++i) {

2
source/dnode/mnode/impl/src/mndStb.c
View File

@ -835,6 +835,7 @@ int32_t mndBuildStbFromReq(SMnode *pMnode, SStbObj *pDst, SMCreateStbReq *pCreat
pSchema->bytes = pField->bytes;
pSchema->flags = pField->flags;
memcpy(pSchema->name, pField->name, TSDB_COL_NAME_LEN);
memcpy(pSchema->comment, pField->comment, TSDB_COL_COMMENT_LEN);
pSchema->colId = pDst->nextColId;
pDst->nextColId++;
}
@ -848,6 +849,7 @@ int32_t mndBuildStbFromReq(SMnode *pMnode, SStbObj *pDst, SMCreateStbReq *pCreat
SSCHMEA_SET_IDX_ON(pSchema);
}
memcpy(pSchema->name, pField->name, TSDB_COL_NAME_LEN);
memcpy(pSchema->comment, pField->comment, TSDB_COL_COMMENT_LEN);
pSchema->colId = pDst->nextColId;
pDst->nextColId++;
}

2
source/dnode/vnode/src/vnd/vnodeQuery.c
View File

@ -216,7 +216,7 @@ int vnodeGetTableCfg(SVnode *pVnode, SRpcMsg *pMsg, bool direct) {
cfgRsp.numOfTags = schemaTag.nCols;
cfgRsp.numOfColumns = schema.nCols;
cfgRsp.pSchemas = (SSchema *)taosMemoryMalloc(sizeof(SSchema) * (cfgRsp.numOfColumns + cfgRsp.numOfTags));
cfgRsp.pSchemas = (SSchema *)taosMemoryCalloc(cfgRsp.numOfColumns + cfgRsp.numOfTags, sizeof(SSchema));
memcpy(cfgRsp.pSchemas, schema.pSchema, sizeof(SSchema) * schema.nCols);
if (schemaTag.nCols) {

23
source/libs/command/src/command.c
View File

@ -78,6 +78,10 @@ static int32_t buildDescResultDataBlock(SSDataBlock** pOutput) {
infoData = createColumnInfoData(TSDB_DATA_TYPE_VARCHAR, DESCRIBE_RESULT_NOTE_LEN, 4);
code = blockDataAppendColInfo(pBlock, &infoData);
}
if (TSDB_CODE_SUCCESS == code) {
infoData = createColumnInfoData(TSDB_DATA_TYPE_VARCHAR, DESCRIBE_RESULT_COL_COMMENT_LEN, 5);
code = blockDataAppendColInfo(pBlock, &infoData);
}
if (TSDB_CODE_SUCCESS == code) {
*pOutput = pBlock;
@ -99,7 +103,9 @@ static int32_t setDescResultIntoDataBlock(bool sysInfoUser, SSDataBlock* pBlock,
SColumnInfoData* pCol3 = taosArrayGet(pBlock->pDataBlock, 2);
// Note
SColumnInfoData* pCol4 = taosArrayGet(pBlock->pDataBlock, 3);
char buf[DESCRIBE_RESULT_FIELD_LEN] = {0};
// Comment
SColumnInfoData* pCol5 = taosArrayGet(pBlock->pDataBlock, 4);
char buf[DESCRIBE_RESULT_COL_COMMENT_LEN + VARSTR_HEADER_SIZE] = {0};
for (int32_t i = 0; i < numOfRows; ++i) {
if (invisibleColumn(sysInfoUser, pMeta->tableType, pMeta->schema[i].flags)) {
continue;
@ -112,6 +118,8 @@ static int32_t setDescResultIntoDataBlock(bool sysInfoUser, SSDataBlock* pBlock,
colDataSetVal(pCol3, pBlock->info.rows, (const char*)&bytes, false);
STR_TO_VARSTR(buf, i >= pMeta->tableInfo.numOfColumns ? "TAG" : "");
colDataSetVal(pCol4, pBlock->info.rows, buf, false);
STR_TO_VARSTR(buf, pMeta->schema[i].comment);
colDataSetVal(pCol5, pBlock->info.rows, buf, false);
++(pBlock->info.rows);
}
if (pBlock->info.rows <= 0) {
@ -456,14 +464,19 @@ void appendColumnFields(char* buf, int32_t* len, STableCfg* pCfg) {
for (int32_t i = 0; i < pCfg->numOfColumns; ++i) {
SSchema* pSchema = pCfg->pSchemas + i;
char type[32];
char comments[TSDB_COL_COMMENT_LEN + 16] = {0};
sprintf(type, "%s", tDataTypes[pSchema->type].name);
if (TSDB_DATA_TYPE_VARCHAR == pSchema->type || TSDB_DATA_TYPE_GEOMETRY == pSchema->type) {
sprintf(type + strlen(type), "(%d)", (int32_t)(pSchema->bytes - VARSTR_HEADER_SIZE));
} else if (TSDB_DATA_TYPE_NCHAR == pSchema->type) {
sprintf(type + strlen(type), "(%d)", (int32_t)((pSchema->bytes - VARSTR_HEADER_SIZE) / TSDB_NCHAR_SIZE));
}
if (pSchema->comment[0]) {
sprintf(comments, " COMMENT '%s'", pSchema->comment);
}
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, "%s`%s` %s", ((i > 0) ? ", " : ""), pSchema->name, type);
*len +=
sprintf(buf + VARSTR_HEADER_SIZE + *len, "%s`%s` %s%s", ((i > 0) ? ", " : ""), pSchema->name, type, comments);
}
}
@ -471,14 +484,18 @@ void appendTagFields(char* buf, int32_t* len, STableCfg* pCfg) {
for (int32_t i = 0; i < pCfg->numOfTags; ++i) {
SSchema* pSchema = pCfg->pSchemas + pCfg->numOfColumns + i;
char type[32];
char comments[TSDB_COL_COMMENT_LEN + 16] = {0};
sprintf(type, "%s", tDataTypes[pSchema->type].name);
if (TSDB_DATA_TYPE_VARCHAR == pSchema->type || TSDB_DATA_TYPE_GEOMETRY == pSchema->type) {
sprintf(type + strlen(type), "(%d)", (int32_t)(pSchema->bytes - VARSTR_HEADER_SIZE));
} else if (TSDB_DATA_TYPE_NCHAR == pSchema->type) {
sprintf(type + strlen(type), "(%d)", (int32_t)((pSchema->bytes - VARSTR_HEADER_SIZE) / TSDB_NCHAR_SIZE));
}
if (pSchema->comment[0]) {
sprintf(comments, " COMMENT '%s'", pSchema->comment);
}
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, "%s`%s` %s", ((i > 0) ? ", " : ""), pSchema->name, type);
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, "%s`%s` %s%s", ((i > 0) ? ", " : ""), pSchema->name, type, comments);
}
}

3
source/libs/parser/inc/parAst.h
View File

@ -171,8 +171,7 @@ SNode* createDropTableClause(SAstCreateContext* pCxt, bool ignoreNotExists, SNod
SNode* createDropTableStmt(SAstCreateContext* pCxt, SNodeList* pTables);
SNode* createDropSuperTableStmt(SAstCreateContext* pCxt, bool ignoreNotExists, SNode* pRealTable);
SNode* createAlterTableModifyOptions(SAstCreateContext* pCxt, SNode* pRealTable, SNode* pOptions);
SNode* createAlterTableAddModifyCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, SToken* pColName,
SDataType dataType);
SNode* createAlterTableAddModifyCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, SNode* pColDefNode);
SNode* createAlterTableDropCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, SToken* pColName);
SNode* createAlterTableRenameCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, SToken* pOldColName,
SToken* pNewColName);

10
source/libs/parser/inc/sql.y
View File

@ -312,17 +312,17 @@ cmd ::= ALTER STABLE alter_table_clause(A).
alter_table_clause(A) ::= full_table_name(B) alter_table_options(C). { A = createAlterTableModifyOptions(pCxt, B, C); }
alter_table_clause(A) ::=
full_table_name(B) ADD COLUMN column_name(C) type_name(D). { A = createAlterTableAddModifyCol(pCxt, B, TSDB_ALTER_TABLE_ADD_COLUMN, &C, D); }
full_table_name(B) ADD COLUMN column_def(C). { A = createAlterTableAddModifyCol(pCxt, B, TSDB_ALTER_TABLE_ADD_COLUMN, C); }
alter_table_clause(A) ::= full_table_name(B) DROP COLUMN column_name(C). { A = createAlterTableDropCol(pCxt, B, TSDB_ALTER_TABLE_DROP_COLUMN, &C); }
alter_table_clause(A) ::=
full_table_name(B) MODIFY COLUMN column_name(C) type_name(D). { A = createAlterTableAddModifyCol(pCxt, B, TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES, &C, D); }
full_table_name(B) MODIFY COLUMN column_def(C). { A = createAlterTableAddModifyCol(pCxt, B, TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES, C); }
alter_table_clause(A) ::=
full_table_name(B) RENAME COLUMN column_name(C) column_name(D). { A = createAlterTableRenameCol(pCxt, B, TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME, &C, &D); }
alter_table_clause(A) ::=
full_table_name(B) ADD TAG column_name(C) type_name(D). { A = createAlterTableAddModifyCol(pCxt, B, TSDB_ALTER_TABLE_ADD_TAG, &C, D); }
full_table_name(B) ADD TAG column_def(C). { A = createAlterTableAddModifyCol(pCxt, B, TSDB_ALTER_TABLE_ADD_TAG, C); }
alter_table_clause(A) ::= full_table_name(B) DROP TAG column_name(C). { A = createAlterTableDropCol(pCxt, B, TSDB_ALTER_TABLE_DROP_TAG, &C); }
alter_table_clause(A) ::=
full_table_name(B) MODIFY TAG column_name(C) type_name(D). { A = createAlterTableAddModifyCol(pCxt, B, TSDB_ALTER_TABLE_UPDATE_TAG_BYTES, &C, D); }
full_table_name(B) MODIFY TAG column_def(C). { A = createAlterTableAddModifyCol(pCxt, B, TSDB_ALTER_TABLE_UPDATE_TAG_BYTES, C); }
alter_table_clause(A) ::=
full_table_name(B) RENAME TAG column_name(C) column_name(D). { A = createAlterTableRenameCol(pCxt, B, TSDB_ALTER_TABLE_UPDATE_TAG_NAME, &C, &D); }
alter_table_clause(A) ::=
@ -358,7 +358,7 @@ column_def_list(A) ::= column_def(B).
column_def_list(A) ::= column_def_list(B) NK_COMMA column_def(C). { A = addNodeToList(pCxt, B, C); }
column_def(A) ::= column_name(B) type_name(C). { A = createColumnDefNode(pCxt, &B, C, NULL); }
//column_def(A) ::= column_name(B) type_name(C) COMMENT NK_STRING(D). { A = createColumnDefNode(pCxt, &B, C, &D); }
column_def(A) ::= column_name(B) type_name(C) COMMENT NK_STRING(D). { A = createColumnDefNode(pCxt, &B, C, &D); }
%type type_name { SDataType }
%destructor type_name { }

12
source/libs/parser/src/parAstCreater.c
View File

@ -1333,17 +1333,15 @@ SNode* createAlterTableModifyOptions(SAstCreateContext* pCxt, SNode* pRealTable,
return createAlterTableStmtFinalize(pRealTable, pStmt);
}
SNode* createAlterTableAddModifyCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, SToken* pColName,
SDataType dataType) {
SNode* createAlterTableAddModifyCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, SNode* pColDefNode) {
CHECK_PARSER_STATUS(pCxt);
if (!checkColumnName(pCxt, pColName)) {
return NULL;
}
SColumnDefNode* pCol = (SColumnDefNode*)pColDefNode;
SAlterTableStmt* pStmt = (SAlterTableStmt*)nodesMakeNode(QUERY_NODE_ALTER_TABLE_STMT);
CHECK_OUT_OF_MEM(pStmt);
pStmt->alterType = alterType;
COPY_STRING_FORM_ID_TOKEN(pStmt->colName, pColName);
pStmt->dataType = dataType;
strcpy(pStmt->colName, pCol->colName);
strcpy(pStmt->colComment, pCol->comments);
pStmt->dataType = pCol->dataType;
return createAlterTableStmtFinalize(pRealTable, pStmt);
}

24
source/libs/parser/src/parTranslater.c
View File

@ -4697,6 +4697,7 @@ static int32_t columnDefNodeToField(SNodeList* pList, SArray** pArray) {
SColumnDefNode* pCol = (SColumnDefNode*)pNode;
SField field = {.type = pCol->dataType.type, .bytes = calcTypeBytes(pCol->dataType)};
strcpy(field.name, pCol->colName);
strcpy(field.comment, pCol->comments);
if (pCol->sma) {
field.flags |= COL_SMA_ON;
}
@ -5044,6 +5045,7 @@ static void toSchema(const SColumnDefNode* pCol, col_id_t colId, SSchema* pSchem
pSchema->bytes = calcTypeBytes(pCol->dataType);
pSchema->flags = flags;
strcpy(pSchema->name, pCol->colName);
strcpy(pSchema->comment, pCol->comments);
}
typedef struct SSampleAstInfo {
@ -7692,6 +7694,10 @@ static int32_t extractDescribeResultSchema(int32_t* numOfCols, SSchema** pSchema
(*pSchema)[3].bytes = DESCRIBE_RESULT_NOTE_LEN;
strcpy((*pSchema)[3].name, "note");
(*pSchema)[4].type = TSDB_DATA_TYPE_BINARY;
(*pSchema)[4].bytes = DESCRIBE_RESULT_COL_COMMENT_LEN;
strcpy((*pSchema)[4].name, "comment");
return TSDB_CODE_SUCCESS;
}
@ -8874,6 +8880,15 @@ static int32_t buildAddColReq(STranslateContext* pCxt, SAlterTableStmt* pStmt, S
pReq->type = pStmt->dataType.type;
pReq->flags = COL_SMA_ON;
pReq->bytes = calcTypeBytes(pStmt->dataType);
if (pStmt->colComment[0]) {
pReq->colComment = taosStrdup(pStmt->colComment);
if (pReq->colComment == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pReq->colCommentLen = strlen(pReq->colComment);
} else {
pReq->colCommentLen = -1;
}
return TSDB_CODE_SUCCESS;
}
@ -8924,6 +8939,15 @@ static int32_t buildUpdateColReq(STranslateContext* pCxt, SAlterTableStmt* pStmt
return TSDB_CODE_OUT_OF_MEMORY;
}
pReq->colId = pSchema->colId;
if (pStmt->colComment[0]) {
pReq->colComment = taosStrdup(pStmt->colComment);
if (pReq->colComment == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pReq->colCommentLen = strlen(pReq->colComment);
} else {
pReq->colCommentLen = -1;
}
return TSDB_CODE_SUCCESS;
}

5074
source/libs/parser/src/sql.c
View File

File diff suppressed because it is too large Load Diff

62
tests/system-test/0-others/show.py
View File

@ -210,6 +210,66 @@ class TDTestCase:
licences_info = tdSql.queryResult
tdSql.checkEqual(grants_info,licences_info)
def show_create_table_with_col_comment(self):
tdSql.execute("create database comment_test_db")
tdSql.execute("use comment_test_db")
tdSql.execute("create table normal_table(ts timestamp, c2 int comment 'c2 comment')")
tdSql.execute("create stable super_table(ts timestamp comment 'ts', c2 int comment 'c2 comment') tags(tg int comment 'tg comment')")
create_sql = "create table `normal_table` (`ts` timestamp, `c2` int)"
tdSql.query('show create table normal_table')
tdSql.checkEqual(tdSql.queryResult[0][1].lower(), create_sql)
tdSql.query('show create table super_table')
create_sql = "create stable `super_table` (`ts` timestamp, `c2` int) tags (`tg` int)"
tdSql.checkEqual(tdSql.queryResult[0][1].lower(), create_sql)
tdSql.query("desc normal_table")
tdSql.checkCols(5)
tdSql.checkData(0, 4, "")
tdSql.query("desc super_table")
tdSql.checkCols(5)
tdSql.checkData(0, 4, "")
tdSql.execute("drop database comment_test_db")
def alter_table_with_col_comment(self):
tdSql.execute("create database comment_test_db")
tdSql.execute("use comment_test_db")
tdSql.execute("create table normal_table(ts timestamp, c2 int comment 'c2 comment')")
tdSql.execute("create stable super_table(ts timestamp comment 'ts', c2 int comment 'c2 comment') tags(tg int comment 'tg comment')")
create_sql = "create table `normal_table` (`ts` timestamp, `c2` int, `c3` int)"
tdSql.execute("alter table normal_table add column c3 int comment 'c3 comment'", queryTimes=1)
tdSql.query("show create table normal_table")
tdSql.checkEqual(tdSql.queryResult[0][1].lower(), create_sql)
create_sql = "create table `normal_table` (`ts` timestamp, `c2` int, `c3` int, `c4` varchar(255))"
tdSql.execute("alter table normal_table add column c4 varchar(255) comment 'c4 comment'", queryTimes=1)
tdSql.query("show create table normal_table")
tdSql.checkEqual(tdSql.queryResult[0][1].lower(), create_sql)
create_sql = "create table `normal_table` (`ts` timestamp, `c2` int, `c3` int, `c4` varchar(255), `c5` varchar(255))"
tdSql.execute("alter table normal_table add column c5 varchar(255)", queryTimes=1)
tdSql.query("show create table normal_table")
tdSql.checkEqual(tdSql.queryResult[0][1].lower(), create_sql)
create_sql = "create stable `super_table` (`ts` timestamp, `c2` int, `c3` int) tags (`tg` int) sma(`ts`,`c2`)"
tdSql.execute("alter table super_table add column c3 int comment 'c3 comment'", queryTimes=1)
tdSql.query("show create table super_table")
tdSql.checkEqual(tdSql.queryResult[0][1].lower(), create_sql)
create_sql = "create stable `super_table` (`ts` timestamp, `c2` int, `c3` int, `c4` varchar(255)) tags (`tg` int) sma(`ts`,`c2`)"
tdSql.execute("alter table super_table add column c4 varchar(255) comment 'c4 comment'", queryTimes=1)
tdSql.query("show create table super_table")
tdSql.checkEqual(tdSql.queryResult[0][1].lower(), create_sql)
create_sql = "create stable `super_table` (`ts` timestamp, `c2` int, `c3` int, `c4` varchar(256)) tags (`tg` int) sma(`ts`,`c2`)"
tdSql.execute("alter table super_table modify column c4 varchar(256) comment 'c4 256 comment'", queryTimes=1)
tdSql.query("show create table super_table")
tdSql.checkEqual(tdSql.queryResult[0][1].lower(), create_sql)
tdSql.execute("drop database comment_test_db")
def run(self):
self.check_gitinfo()
self.show_base()
@ -218,6 +278,8 @@ class TDTestCase:
self.show_create_sql()
self.show_create_sysdb_sql()
self.show_create_systb_sql()
self.show_create_table_with_col_comment()
self.alter_table_with_col_comment()
def stop(self):
tdSql.close()