Add sqlite sample

simple-sqlite/.gitignore

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+mod.db

simple-sqlite/ext/Server/__init__.lua

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+-- This simple mod demostrates how to interact with VEXT's integrated SQLite db.
+-- Reference available at https://modders.link/wiki/doku.php?id=vext:ref:vu:lib:srv:sql
+
+Events:Subscribe('Extension:Loaded', function()
+	-- Check the the output in the server's console.
+
+	-- Create and open a database at Mods/simple-sqlite/mod.db.
+	-- If for any reason this cannot be created/opened, Open() fails
+    if not SQL:Open() then
+        return
+    end
+
+    -- Create our table.
+    local query = [[
+        CREATE TABLE IF NOT EXISTS test_table (
+            id INTEGER PRIMARY KEY AUTOINCREMENT,
+            text_value TEXT,
+            int_value INTEGER,
+            real_value REAL,
+            blob_value BLOB,
+            some_null_value BLOB,
+            not_null_text TEXT NOT NULL
+        )
+    ]]
+
+    if not SQL:Query(query) then
+        print('Failed to execute query: ' .. SQL:Error())
+        return
+    end
+
+    -- Insert some test data.
+    query = 'INSERT INTO test_table (text_value, int_value, real_value, blob_value, some_null_value, not_null_text) VALUES (?, ?, ?, ?, ?, ?)'
+
+    if not SQL:Query(query, 'My Text', 1337, 420.69, SQL:Blob('My Blob'), nil, 'My Not Null Text') then
+        print('Failed to execute query: ' .. SQL:Error())
+        return
+    end
+
+    if not SQL:Query(query, 'My Text 2', 13372, 420.692, SQL:Blob('My Blob 2'), nil, 'My Not Null Text 2') then
+        print('Failed to execute query: ' .. SQL:Error())
+        return
+    end
+
+    print('Inserted data. Insert ID: ' .. tostring(SQL:LastInsertId()) .. '. Rows affected: ' .. tostring(SQL:AffectedRows()))
+
+    -- Test the NOT NULL constraint.
+    if not SQL:Query(query, 'My Text', 1337, 420.69, SQL:Blob('My Blob'), nil, nil) then
+        -- Error should be "NOT NULL constraint failed: test_table.not_null_text"
+        print('Failed to execute query: ' .. SQL:Error())
+    end
+
+    -- Fetch all rows from the table.
+    results = SQL:Query('SELECT * FROM test_table')
+
+    if not results then
+        print('Failed to execute query: ' .. SQL:Error())
+        return
+    end
+
+    -- Print the fetched rows.
+    for _, row in pairs(results) do
+        print('Got row:')
+        print(row)
+    end
+end)

simple-sqlite/mod.json

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+{
+	"Name": "simple-sqlite",
+	"Authors": [ "snaiperskaya" ],
+	"Description": "This simple mod demostrates how to interact with VEXT's integrated SQLite db.",
+	"Version": "1.0.0",
+	"HasVeniceEXT": true,
+	"Dependencies": {
+		"veniceext": "^1.0.0"
+	}
+}