diff --git a/include/util/tdef.h b/include/util/tdef.h
index 0b0569e2d1e2b0dcb3b802dbf646dc94ba6f2b21..37eeb87fdd6dbbdfc77db8a1d7ab048f40d68007 100644
--- a/include/util/tdef.h
+++ b/include/util/tdef.h
@@ -32,7 +32,7 @@ extern "C" {
 #define TD_VER_MAX UINT64_MAX  // TODO: use the real max version from query handle
 
 // Bytes for each type.
-extern const int32_t TYPE_BYTES[17];
+extern const int32_t TYPE_BYTES[21];
 
 // TODO: replace and remove code below
 #define CHAR_BYTES      sizeof(char)
diff --git a/source/common/src/ttypes.c b/source/common/src/ttypes.c
index 33b972594e0b1f09eb50afd79a1d328e66b13bdd..39255cff3a8d22136fd785914e131d6c2c7b2d92 100644
--- a/source/common/src/ttypes.c
+++ b/source/common/src/ttypes.c
@@ -17,7 +17,7 @@
 #include "ttypes.h"
 #include "tcompression.h"
 
-const int32_t TYPE_BYTES[17] = {
+const int32_t TYPE_BYTES[21] = {
     -1,                      // TSDB_DATA_TYPE_NULL
     CHAR_BYTES,              // TSDB_DATA_TYPE_BOOL
     CHAR_BYTES,              // TSDB_DATA_TYPE_TINYINT
@@ -34,6 +34,10 @@ const int32_t TYPE_BYTES[17] = {
     INT_BYTES,               // TSDB_DATA_TYPE_UINT
     sizeof(uint64_t),        // TSDB_DATA_TYPE_UBIGINT
     TSDB_MAX_JSON_TAG_LEN,   // TSDB_DATA_TYPE_JSON
+    TSDB_MAX_TAGS_LEN,       // TSDB_DATA_TYPE_VARBINARY: placeholder, not implemented
+    TSDB_MAX_TAGS_LEN,       // TSDB_DATA_TYPE_DECIMAL: placeholder, not implemented
+    TSDB_MAX_TAGS_LEN,       // TSDB_DATA_TYPE_BLOB: placeholder, not implemented
+    TSDB_MAX_TAGS_LEN,       // TSDB_DATA_TYPE_MEDIUMBLOB: placeholder, not implemented
     sizeof(VarDataOffsetT),  // TSDB_DATA_TYPE_GEOMETRY
 };
 
@@ -57,6 +61,10 @@ tDataTypeDescriptor tDataTypes[TSDB_DATA_TYPE_MAX] = {
     {TSDB_DATA_TYPE_UINT, 12, INT_BYTES, "INT UNSIGNED", 0, UINT32_MAX, tsCompressInt, tsDecompressInt},
     {TSDB_DATA_TYPE_UBIGINT, 15, LONG_BYTES, "BIGINT UNSIGNED", 0, UINT64_MAX, tsCompressBigint, tsDecompressBigint},
     {TSDB_DATA_TYPE_JSON, 4, TSDB_MAX_JSON_TAG_LEN, "JSON", 0, 0, tsCompressString, tsDecompressString},
+    {TSDB_DATA_TYPE_VARBINARY, 9, 1, "VARBINARY", 0, 0, NULL, NULL},     // placeholder, not implemented
+    {TSDB_DATA_TYPE_DECIMAL, 7, 1, "DECIMAL", 0, 0, NULL, NULL},         // placeholder, not implemented
+    {TSDB_DATA_TYPE_BLOB, 4, 1, "BLOB", 0, 0, NULL, NULL},               // placeholder, not implemented
+    {TSDB_DATA_TYPE_MEDIUMBLOB, 10, 1, "MEDIUMBLOB", 0, 0, NULL, NULL},  // placeholder, not implemented
     {TSDB_DATA_TYPE_GEOMETRY, 8, 1, "GEOMETRY", 0, 0, tsCompressString, tsDecompressString},
 };
 
diff --git a/source/libs/parser/src/parUtil.c b/source/libs/parser/src/parUtil.c
index 4a51d3c31ced61edac475a6ab3074199c98af770..6aed29b58131119420bd86c2448a644a2008d230 100644
--- a/source/libs/parser/src/parUtil.c
+++ b/source/libs/parser/src/parUtil.c
@@ -138,7 +138,7 @@ static char* getSyntaxErrFormat(int32_t errCode) {
     case TSDB_CODE_PAR_CANNOT_DROP_PRIMARY_KEY:
       return "Primary timestamp column cannot be dropped";
     case TSDB_CODE_PAR_INVALID_MODIFY_COL:
-      return "Only binary/nchar column length could be modified, and the length can only be increased, not decreased";
+      return "Only binary/nchar/geometry column length could be modified, and the length can only be increased, not decreased";
     case TSDB_CODE_PAR_INVALID_TBNAME:
       return "Invalid tbname pseudo column";
     case TSDB_CODE_PAR_INVALID_FUNCTION_NAME:
diff --git a/source/util/src/terror.c b/source/util/src/terror.c
index e28e67f83a0993f33ebec19ce31cef796cd1631d..7a900269e8af47f3e58a2155c79b8780fa4eb93c 100644
--- a/source/util/src/terror.c
+++ b/source/util/src/terror.c
@@ -542,7 +542,7 @@ TAOS_DEFINE_ERROR(TSDB_CODE_PAR_INVALID_TIMELINE_FUNC,      "Invalid timeline fu
 TAOS_DEFINE_ERROR(TSDB_CODE_PAR_INVALID_PASSWD,             "Invalid password")
 TAOS_DEFINE_ERROR(TSDB_CODE_PAR_INVALID_ALTER_TABLE,        "Invalid alter table statement")
 TAOS_DEFINE_ERROR(TSDB_CODE_PAR_CANNOT_DROP_PRIMARY_KEY,    "Primary timestamp column cannot be dropped")
-TAOS_DEFINE_ERROR(TSDB_CODE_PAR_INVALID_MODIFY_COL,         "Only binary/nchar column length could be modified, and the length can only be increased, not decreased")
+TAOS_DEFINE_ERROR(TSDB_CODE_PAR_INVALID_MODIFY_COL,         "Only binary/nchar/geometry column length could be modified, and the length can only be increased, not decreased")
 TAOS_DEFINE_ERROR(TSDB_CODE_PAR_INVALID_TBNAME,             "Invalid tbname pseudo column")
 TAOS_DEFINE_ERROR(TSDB_CODE_PAR_INVALID_FUNCTION_NAME,      "Invalid function name")
 TAOS_DEFINE_ERROR(TSDB_CODE_PAR_COMMENT_TOO_LONG,           "Comment too long")