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SqlHelper.ExecuteScalar method (1 of 4)

namespace: Serenity.Data   assembly: Serenity.Net.Data

Executes the statement returning a scalar value.

public static object ExecuteScalar(IDbConnection connection, SqlQuery selectQuery, 
    ILogger logger = null)
parameter description
connection The connection.
selectQuery The select query.
logger Logger

Return Value

Scalar value

Exceptions

exception condition
ArgumentNullException selectQuery is null

See Also

SqlHelper.ExecuteScalar method (2 of 4)

namespace: Serenity.Data   assembly: Serenity.Net.Data

Executes the statement returning a scalar value.

public static object ExecuteScalar(IDbConnection connection, string commandText, 
    ILogger logger = null)
parameter description
connection The connection.
commandText The command text.
logger Logger

Return Value

Scalar value

See Also

SqlHelper.ExecuteScalar method (3 of 4)

namespace: Serenity.Data   assembly: Serenity.Net.Data

Executes the statement returning a scalar value.

public static object ExecuteScalar(IDbConnection connection, SqlQuery selectQuery, 
    Dictionary<string, object> param, ILogger logger = null)
parameter description
connection The connection.
selectQuery The select query.
param The parameters.
logger Logger

Return Value

Scalar value

Exceptions

exception condition
ArgumentNullException selectQuery is null

See Also

SqlHelper.ExecuteScalar method (4 of 4)

namespace: Serenity.Data   assembly: Serenity.Net.Data

Executes the statement returning a scalar value.

public static object ExecuteScalar(IDbConnection connection, string commandText, 
    IDictionary<string, object> param, ILogger logger = null)
parameter description
connection The connection.
commandText The command text.
param The parameters.
logger Logger

Exceptions

exception condition
ArgumentNullException connection

See Also