From 68d4eb2c18e3d62c7dbc48d41566dd14a835f3ce Mon Sep 17 00:00:00 2001
From: Hongze Cheng <hzcheng@taosdata.com>
Date: Thu, 6 Feb 2020 17:23:12 +0800
Subject: [PATCH] more

---
 src/vnode/common/catalog/inc/schema.h | 18 ++++++++++++++++
 src/vnode/common/catalog/inc/type.h   | 30 +++++++++++++++++++++++++++
 src/vnode/common/data/inc/data.h      | 18 ++++++++++++++++
 src/vnode/tsdb/src/tsdb.c             |  1 +
 4 files changed, 67 insertions(+)
 create mode 100644 src/vnode/common/catalog/inc/schema.h
 create mode 100644 src/vnode/common/catalog/inc/type.h
 create mode 100644 src/vnode/common/data/inc/data.h

diff --git a/src/vnode/common/catalog/inc/schema.h b/src/vnode/common/catalog/inc/schema.h
new file mode 100644
index 0000000000..89a048574c
--- /dev/null
+++ b/src/vnode/common/catalog/inc/schema.h
@@ -0,0 +1,18 @@
+#if !defined(_TD_SCHEMA_H_)
+#define _TD_SCHEMA_H_
+
+#include <stdint.h>
+
+#include "type.h"
+
+typedef struct _scolumn {
+  td_datatype_t type;
+  int32_t bytes;
+} SColumn;
+
+typedef struct SSchema {
+  int32_t numOfCols;
+  SColumn *columns;
+} SSchema;
+
+#endif  // _TD_SCHEMA_H_
diff --git a/src/vnode/common/catalog/inc/type.h b/src/vnode/common/catalog/inc/type.h
new file mode 100644
index 0000000000..ed8d84a227
--- /dev/null
+++ b/src/vnode/common/catalog/inc/type.h
@@ -0,0 +1,30 @@
+#if !defined(_TD_TYPE_H_)
+#define _TD_TYPE_H_
+
+typedef enum {
+    TD_DATATYPE_INVLD = 0,
+    TD_DATATYPE_BOOL,
+    TD_DATATYPE_TINYINT,
+    TD_DATATYPE_SMALLINT,
+    TD_DATATYPE_INT,
+    TD_DATATYPE_BIGINT,
+    TD_DATATYPE_FLOAT,
+    TD_DATATYPE_DOUBLE,
+    TD_DATATYPE_VARCHAR,
+    TD_DATATYPE_NCHAR,
+    TD_DATATYPE_BINARY
+} td_datatype_t;
+
+// TODO: finish below
+#define TD_DATATYPE_BOOL_NULL
+#define TD_DATATYPE_TINYINT_NULL
+#define TD_DATATYPE_SMALLINT_NULL
+#define TD_DATATYPE_INT_NULL
+#define TD_DATATYPE_BIGINT_NULL
+#define TD_DATATYPE_FLOAT_NULL
+#define TD_DATATYPE_DOUBLE_NULL
+#define TD_DATATYPE_VARCHAR_NULL
+#define TD_DATATYPE_NCHAR_NULL
+#define TD_DATATYPE_BINARY_NULL
+
+#endif // _TD_TYPE_H_
diff --git a/src/vnode/common/data/inc/data.h b/src/vnode/common/data/inc/data.h
new file mode 100644
index 0000000000..de9502e709
--- /dev/null
+++ b/src/vnode/common/data/inc/data.h
@@ -0,0 +1,18 @@
+#if !defined(_TD_DATA_H_)
+#define _TD_DATA_H_
+
+#include <stdint.h>
+
+// ---- Row data interface
+typedef struct {
+    int32_t numOfRows;
+    char * data;
+} SRData;
+
+// ---- Column data interface
+typedef struct {
+    int32_t numOfPoints;
+    char *data;
+} SCData;
+
+#endif // _TD_DATA_H_
diff --git a/src/vnode/tsdb/src/tsdb.c b/src/vnode/tsdb/src/tsdb.c
index 9d9fd64b06..50a46717f6 100644
--- a/src/vnode/tsdb/src/tsdb.c
+++ b/src/vnode/tsdb/src/tsdb.c
@@ -31,6 +31,7 @@ typedef struct STSDBRepo
     void *pTableDict;
 
     /* Map from super tableName->table
+     * TODO: may use dict
      */
     void *pSTableDict;